Fixed many typos.

00-RELEASENOTES

@@ -26,7 +26,7 @@ Also the following redis.conf and CONFIG GET / SET parameters changed name:
 
     * hash-max-zipmap-entries, now replaced by hash-max-ziplist-entries
     * hash-max-zipmap-value, now replaced by hash-max-ziplist-value
-    * glueoutputbuf was no completely removed as it does not make sense
+    * glueoutputbuf was now completely removed as it does not make sense
 
 ---------
 CHANGELOG
@@ -46,7 +46,7 @@ UPGRADE URGENCY: We suggest new users to start with 2.6.0, and old users to
   in slaves.
 * Milliseconds resolution expires, also added new commands with milliseconds
   precision (PEXPIRE, PTTL, ...).
-* Clinets max output buffer soft and hard limits. You can specifiy different
+* Clients max output buffer soft and hard limits. You can specifiy different
   limits for different classes of clients (normal,pubsub,slave).
 * AOF is now able to rewrite aggregate data types using variadic commands,
   often producing an AOF that is faster to save, load, and is smaller in size.

redis.conf

@@ -246,7 +246,7 @@ slave-priority 100
 
 # Set the max number of connected clients at the same time. By default
 # this limit is set to 10000 clients, however if the Redis server is not
-# able ot configure the process file limit to allow for the specified limit
+# able to configure the process file limit to allow for the specified limit
 # the max number of allowed clients is set to the current file limit
 # minus 32 (as Redis reserves a few file descriptors for internal uses).
 #

sentinel.conf

@@ -71,7 +71,7 @@ sentinel parallel-syncs mymaster 1
 # Default is 15 minutes.
 sentinel failover-timeout mymaster 900000
 
-# SCRIPTS EXECTION
+# SCRIPTS EXECUTION
 #
 # sentinel notification-script and sentinel reconfig-script are used in order
 # to configure scripts that are called to notify the system administrator

src/adlist.c

@@ -97,7 +97,7 @@ list *listAddNodeHead(list *list, void *value)
     return list;
 }
 
-/* Add a new node to the list, to tail, contaning the specified 'value'
+/* Add a new node to the list, to tail, containing the specified 'value'
  * pointer as value.
  *
  * On error, NULL is returned and no operation is performed (i.e. the
@@ -308,7 +308,7 @@ listNode *listSearchKey(list *list, void *key)
 /* Return the element at the specified zero-based index
  * where 0 is the head, 1 is the element next to head
  * and so on. Negative integers are used in order to count
- * from the tail, -1 is the last element, -2 the penultimante
+ * from the tail, -1 is the last element, -2 the penultimate
  * and so on. If the index is out of range NULL is returned. */
 listNode *listIndex(list *list, long index) {
     listNode *n;
@@ -330,7 +330,7 @@ void listRotate(list *list) {
 
     if (listLength(list) <= 1) return;
 
-    /* Detatch current tail */
+    /* Detach current tail */
     list->tail = tail->prev;
     list->tail->next = NULL;
     /* Move it as head */

src/ae.c

@@ -309,7 +309,7 @@ static int processTimeEvents(aeEventLoop *eventLoop) {
 /* Process every pending time event, then every pending file event
  * (that may be registered by time event callbacks just processed).
  * Without special flags the function sleeps until some file event
- * fires, or when the next time event occurrs (if any).
+ * fires, or when the next time event occurs (if any).
  *
  * If flags is 0, the function does nothing and returns.
  * if flags has AE_ALL_EVENTS set, all the kind of events are processed.
@@ -356,7 +356,7 @@ int aeProcessEvents(aeEventLoop *eventLoop, int flags)
             if (tvp->tv_usec < 0) tvp->tv_usec = 0;
         } else {
             /* If we have to check for events but need to return
-             * ASAP because of AE_DONT_WAIT we need to se the timeout
+             * ASAP because of AE_DONT_WAIT we need to set the timeout
              * to zero */
             if (flags & AE_DONT_WAIT) {
                 tv.tv_sec = tv.tv_usec = 0;
@@ -395,7 +395,7 @@ int aeProcessEvents(aeEventLoop *eventLoop, int flags)
     return processed; /* return the number of processed file/time events */
 }
 
-/* Wait for millseconds until the given file descriptor becomes
+/* Wait for milliseconds until the given file descriptor becomes
  * writable/readable/exception */
 int aeWait(int fd, int mask, long long milliseconds) {
     struct pollfd pfd;

src/ae_evport.c

@@ -50,15 +50,15 @@ static int evport_debug = 0;
  * aeApiPoll, the corresponding file descriptors become dissociated from the
  * port.  This is necessary because poll events are level-triggered, so if the
  * fd didn't become dissociated, it would immediately fire another event since
- * the underlying state hasn't changed yet.  We must reassociate the file
+ * the underlying state hasn't changed yet.  We must re-associate the file
  * descriptor, but only after we know that our caller has actually read from it.
  * The ae API does not tell us exactly when that happens, but we do know that
  * it must happen by the time aeApiPoll is called again.  Our solution is to
- * keep track of the last fds returned by aeApiPoll and reassociate them next
+ * keep track of the last fds returned by aeApiPoll and re-associate them next
  * time aeApiPoll is invoked.
  *
  * To summarize, in this module, each fd association is EITHER (a) represented
- * only via the in-kernel assocation OR (b) represented by pending_fds and
+ * only via the in-kernel association OR (b) represented by pending_fds and
  * pending_masks.  (b) is only true for the last fds we returned from aeApiPoll,
  * and only until we enter aeApiPoll again (at which point we restore the
  * in-kernel association).
@@ -164,7 +164,7 @@ static int aeApiAddEvent(aeEventLoop *eventLoop, int fd, int mask) {
          * This fd was recently returned from aeApiPoll.  It should be safe to
          * assume that the consumer has processed that poll event, but we play
          * it safer by simply updating pending_mask.  The fd will be
-         * reassociated as usual when aeApiPoll is called again.
+         * re-associated as usual when aeApiPoll is called again.
          */
         if (evport_debug)
             fprintf(stderr, "aeApiAddEvent: adding to pending fd %d\n", fd);
@@ -228,7 +228,7 @@ static void aeApiDelEvent(aeEventLoop *eventLoop, int fd, int mask) {
          * ENOMEM is a potentially transient condition, but the kernel won't
          * generally return it unless things are really bad.  EAGAIN indicates
          * we've reached an resource limit, for which it doesn't make sense to
-         * retry (counterintuitively).  All other errors indicate a bug.  In any
+         * retry (counter-intuitively).  All other errors indicate a bug.  In any
          * of these cases, the best we can do is to abort.
          */
         abort(); /* will not return */
@@ -243,7 +243,7 @@ static int aeApiPoll(aeEventLoop *eventLoop, struct timeval *tvp) {
     port_event_t event[MAX_EVENT_BATCHSZ];
 
     /*
-     * If we've returned fd events before, we must reassociate them with the
+     * If we've returned fd events before, we must re-associate them with the
      * port now, before calling port_get().  See the block comment at the top of
      * this file for an explanation of why.
      */

src/anet.c

@@ -61,7 +61,7 @@ int anetNonBlock(char *err, int fd)
 {
     int flags;
 
-    /* Set the socket nonblocking.
+    /* Set the socket non-blocking.
      * Note that fcntl(2) for F_GETFL and F_SETFL can't be
      * interrupted by a signal. */
     if ((flags = fcntl(fd, F_GETFL)) == -1) {
@@ -132,7 +132,7 @@ static int anetCreateSocket(char *err, int domain) {
         return ANET_ERR;
     }
 
-    /* Make sure connection-intensive things like the redis benckmark
+    /* Make sure connection-intensive things like the redis benchmark
      * will be able to close/open sockets a zillion of times */
     if (setsockopt(s, SOL_SOCKET, SO_REUSEADDR, &on, sizeof(on)) == -1) {
         anetSetError(err, "setsockopt SO_REUSEADDR: %s", strerror(errno));

src/aof.c

@@ -385,7 +385,7 @@ void feedAppendOnlyFile(struct redisCommand *cmd, int dictid, robj **argv, int a
     sds buf = sdsempty();
     robj *tmpargv[3];
 
-    /* The DB this command was targetting is not the same as the last command
+    /* The DB this command was targeting is not the same as the last command
      * we appendend. To issue a SELECT command is needed. */
     if (dictid != server.aof_selected_db) {
         char seldb[64];

src/bio.c

@@ -74,7 +74,7 @@ static list *bio_jobs[REDIS_BIO_NUM_OPS];
 static unsigned long long bio_pending[REDIS_BIO_NUM_OPS];
 
 /* This structure represents a background Job. It is only used locally to this
- * file as the API deos not expose the internals at all. */
+ * file as the API does not expose the internals at all. */
 struct bio_job {
     time_t time; /* Time at which the job was created. */
     /* Job specific arguments pointers. If we need to pass more than three

src/bitops.c

@@ -34,7 +34,7 @@
  * Helpers and low level bit functions.
  * -------------------------------------------------------------------------- */
 
-/* This helper function used by GETBIT / SETBIT parses the bit offset arguemnt
+/* This helper function used by GETBIT / SETBIT parses the bit offset argument
  * making sure an error is returned if it is negative or if it overflows
  * Redis 512 MB limit for the string value. */
 static int getBitOffsetFromArgument(redisClient *c, robj *o, size_t *offset) {
@@ -189,7 +189,7 @@ void bitopCommand(redisClient *c) {
     char *opname = c->argv[1]->ptr;
     robj *o, *targetkey = c->argv[2];
     long op, j, numkeys;
-    robj **objects;      /* Array of soruce objects. */
+    robj **objects;      /* Array of source objects. */
     unsigned char **src; /* Array of source strings pointers. */
     long *len, maxlen = 0; /* Array of length of src strings, and max len. */
     long minlen = 0;    /* Min len among the input keys. */

src/cluster.c

@@ -177,7 +177,7 @@ int clusterLoadConfig(char *filename) {
     return REDIS_OK;
 
 fmterr:
-    redisLog(REDIS_WARNING,"Unrecovarable error: corrupted cluster config file.");
+    redisLog(REDIS_WARNING,"Unrecoverable error: corrupted cluster config file.");
     fclose(fp);
     exit(1);
 }
@@ -985,7 +985,7 @@ void clusterCron(void) {
     time_t min_ping_sent = 0;
     clusterNode *min_ping_node = NULL;
 
-    /* Check if we have disconnected nodes and reestablish the connection. */
+    /* Check if we have disconnected nodes and re-establish the connection. */
     di = dictGetIterator(server.cluster.nodes);
     while((de = dictNext(di)) != NULL) {
         clusterNode *node = dictGetVal(de);
@@ -1069,7 +1069,7 @@ void clusterCron(void) {
                 clusterUpdateState();
             }
         } else {
-            /* Timeout reached. Set the noad se possibly failing if it is
+            /* Timeout reached. Set the node as possibly failing if it is
              * not already in this state. */
             if (!(node->flags & (REDIS_NODE_PFAIL|REDIS_NODE_FAIL))) {
                 redisLog(REDIS_DEBUG,"*** NODE %.40s possibly failing",
@@ -1803,7 +1803,7 @@ try_again:
     redisAssertWithInfo(c,NULL,rioWriteBulkString(&cmd,c->argv[3]->ptr,sdslen(c->argv[3]->ptr)));
     redisAssertWithInfo(c,NULL,rioWriteBulkLongLong(&cmd,ttl));
 
-    /* Emit the payload argument, that is the serailized object using
+    /* Emit the payload argument, that is the serialized object using
      * the DUMP format. */
     createDumpPayload(&payload,o);
     redisAssertWithInfo(c,NULL,rioWriteBulkString(&cmd,payload.io.buffer.ptr,
@@ -1815,7 +1815,7 @@ try_again:
     if (replace)
         redisAssertWithInfo(c,NULL,rioWriteBulkString(&cmd,"REPLACE",7));
 
-    /* Tranfer the query to the other node in 64K chunks. */
+    /* Transfer the query to the other node in 64K chunks. */
     errno = 0;
     {
         sds buf = cmd.io.buffer.ptr;
@@ -1882,7 +1882,7 @@ socket_rd_err:
 }
 
 /* The ASKING command is required after a -ASK redirection.
- * The client should issue ASKING before to actualy send the command to
+ * The client should issue ASKING before to actually send the command to
  * the target instance. See the Redis Cluster specification for more
  * information. */
 void askingCommand(redisClient *c) {

src/config.c

@@ -333,7 +333,7 @@ void loadServerConfigFromString(char *config) {
                 goto loaderr;
             }
 
-            /* If the target command name is the emtpy string we just
+            /* If the target command name is the empty string we just
              * remove it from the command table. */
             retval = dictDelete(server.commands, argv[1]);
             redisAssert(retval == DICT_OK);
@@ -378,7 +378,7 @@ void loadServerConfigFromString(char *config) {
             soft = memtoll(argv[3],NULL);
             soft_seconds = atoi(argv[4]);
             if (soft_seconds < 0) {
-                err = "Negative number of seconds in soft limt is invalid";
+                err = "Negative number of seconds in soft limit is invalid";
                 goto loaderr;
             }
             server.client_obuf_limits[class].hard_limit_bytes = hard;
@@ -423,7 +423,7 @@ loaderr:
  * in the 'options' string to the config file before loading.
  *
  * Both filename and options can be NULL, in such a case are considered
- * emtpy. This way loadServerConfig can be used to just load a file or
+ * empty. This way loadServerConfig can be used to just load a file or
  * just load a string. */
 void loadServerConfig(char *filename, char *options) {
     sds config = sdsempty();

src/crc16.c

@@ -29,7 +29,7 @@
  * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  */
 
-/* CRC16 implementation acording to CCITT standards.
+/* CRC16 implementation according to CCITT standards.
  *
  * Note by @antirez: this is actually the XMODEM CRC 16 algorithm, using the
  * following parameters:

src/db.c

@@ -44,7 +44,7 @@ robj *lookupKey(redisDb *db, robj *key) {
     if (de) {
         robj *val = dictGetVal(de);
 
-        /* Update the access time for the aging algorithm.
+        /* Update the access time for the ageing algorithm.
          * Don't do it if we have a saving child, as this will trigger
          * a copy on write madness. */
         if (server.rdb_child_pid == -1 && server.aof_child_pid == -1)
@@ -85,7 +85,7 @@ robj *lookupKeyWriteOrReply(redisClient *c, robj *key, robj *reply) {
 }
 
 /* Add the key to the DB. It's up to the caller to increment the reference
- * counte of the value if needed.
+ * counter of the value if needed.
  *
  * The program is aborted if the key already exists. */
 void dbAdd(redisDb *db, robj *key, robj *val) {
@@ -549,7 +549,7 @@ int expireIfNeeded(redisDb *db, robj *key) {
  * for *AT variants of the command, or the current time for relative expires).
  *
  * unit is either UNIT_SECONDS or UNIT_MILLISECONDS, and is only used for
- * the argv[2] parameter. The basetime is always specified in milliesconds. */
+ * the argv[2] parameter. The basetime is always specified in milliseconds. */
 void expireGenericCommand(redisClient *c, long long basetime, int unit) {
     dictEntry *de;
     robj *key = c->argv[1], *param = c->argv[2];

src/debug.c

@@ -44,7 +44,7 @@
 /* ================================= Debugging ============================== */
 
 /* Compute the sha1 of string at 's' with 'len' bytes long.
- * The SHA1 is then xored againt the string pointed by digest.
+ * The SHA1 is then xored against the string pointed by digest.
  * Since xor is commutative, this operation is used in order to
  * "add" digests relative to unordered elements.
  *
@@ -69,7 +69,7 @@ void xorObjectDigest(unsigned char *digest, robj *o) {
 }
 
 /* This function instead of just computing the SHA1 and xoring it
- * against diget, also perform the digest of "digest" itself and
+ * against digest, also perform the digest of "digest" itself and
  * replace the old value with the new one.
  *
  * So the final digest will be:

src/dict.c

@@ -610,7 +610,7 @@ static int _dictExpandIfNeeded(dict *d)
     /* Incremental rehashing already in progress. Return. */
     if (dictIsRehashing(d)) return DICT_OK;
 
-    /* If the hash table is empty expand it to the intial size. */
+    /* If the hash table is empty expand it to the initial size. */
     if (d->ht[0].size == 0) return dictExpand(d, DICT_HT_INITIAL_SIZE);
 
     /* If we reached the 1:1 ratio, and we are allowed to resize the hash

src/lzfP.h

@@ -93,7 +93,7 @@
 
 /*
  * Avoid assigning values to errno variable? for some embedding purposes
- * (linux kernel for example), this is neccessary. NOTE: this breaks
+ * (linux kernel for example), this is necessary. NOTE: this breaks
  * the documentation in lzf.h.
  */
 #ifndef AVOID_ERRNO
@@ -101,7 +101,7 @@
 #endif
 
 /*
- * Wether to pass the LZF_STATE variable as argument, or allocate it
+ * Whether to pass the LZF_STATE variable as argument, or allocate it
  * on the stack. For small-stack environments, define this to 1.
  * NOTE: this breaks the prototype in lzf.h.
  */
@@ -110,11 +110,11 @@
 #endif
 
 /*
- * Wether to add extra checks for input validity in lzf_decompress
+ * Whether to add extra checks for input validity in lzf_decompress
  * and return EINVAL if the input stream has been corrupted. This
  * only shields against overflowing the input buffer and will not
  * detect most corrupted streams.
- * This check is not normally noticable on modern hardware
+ * This check is not normally noticeable on modern hardware
  * (<1% slowdown), but might slow down older cpus considerably.
  */
 #ifndef CHECK_INPUT

src/mkreleasehdr.sh

@@ -4,7 +4,7 @@ GIT_DIRTY=`git diff 2> /dev/null | wc -l`
 BUILD_ID=`uname -n`"-"`date +%s`
 test -f release.h || touch release.h
 (cat release.h | grep SHA1 | grep $GIT_SHA1) && \
-(cat release.h | grep DIRTY | grep $GIT_DIRTY) && exit 0 # Already uptodate
+(cat release.h | grep DIRTY | grep $GIT_DIRTY) && exit 0 # Already up-to-date
 echo "#define REDIS_GIT_SHA1 \"$GIT_SHA1\"" > release.h
 echo "#define REDIS_GIT_DIRTY \"$GIT_DIRTY\"" >> release.h
 echo "#define REDIS_BUILD_ID \"$BUILD_ID\"" >> release.h

src/multi.c

@@ -102,7 +102,7 @@ void discardCommand(redisClient *c) {
 }
 
 /* Send a MULTI command to all the slaves and AOF file. Check the execCommand
- * implememntation for more information. */
+ * implementation for more information. */
 void execCommandReplicateMulti(redisClient *c) {
     robj *multistring = createStringObject("MULTI",5);
 
@@ -223,7 +223,7 @@ void watchForKey(redisClient *c, robj *key) {
         incrRefCount(key);
     }
     listAddNodeTail(clients,c);
-    /* Add the new key to the lits of keys watched by this client */
+    /* Add the new key to the list of keys watched by this client */
     wk = zmalloc(sizeof(*wk));
     wk->key = key;
     wk->db = c->db;

src/networking.c

@@ -378,7 +378,7 @@ void *addDeferredMultiBulkLength(redisClient *c) {
     return listLast(c->reply);
 }
 
-/* Populate the length object and try glueing it to the next chunk. */
+/* Populate the length object and try gluing it to the next chunk. */
 void setDeferredMultiBulkLength(redisClient *c, void *node, long length) {
     listNode *ln = (listNode*)node;
     robj *len, *next;
@@ -404,7 +404,7 @@ void setDeferredMultiBulkLength(redisClient *c, void *node, long length) {
     asyncCloseClientOnOutputBufferLimitReached(c);
 }
 
-/* Add a duble as a bulk reply */
+/* Add a double as a bulk reply */
 void addReplyDouble(redisClient *c, double d) {
     char dbuf[128], sbuf[128];
     int dlen, slen;
@@ -526,7 +526,7 @@ static void acceptCommonHandler(int fd, int flags) {
     }
     /* If maxclient directive is set and this is one client more... close the
      * connection. Note that we create the client instead to check before
-     * for this condition, since now the socket is already set in nonblocking
+     * for this condition, since now the socket is already set in non-blocking
      * mode and we can send an error for free using the Kernel I/O */
     if (listLength(server.clients) > server.maxclients) {
         char *err = "-ERR max number of clients reached\r\n";
@@ -941,7 +941,7 @@ int processMultibulkBuffer(redisClient *c) {
             /* Not enough data (+2 == trailing \r\n) */
             break;
         } else {
-            /* Optimization: if the buffer contanins JUST our bulk element
+            /* Optimization: if the buffer containns JUST our bulk element
              * instead of creating a new object by *copying* the sds we
              * just use the current sds string. */
             if (pos == 0 &&

src/object.c

@@ -72,7 +72,7 @@ robj *createStringObjectFromLongDouble(long double value) {
     int len;
 
     /* We use 17 digits precision since with 128 bit floats that precision
-     * after rouding is able to represent most small decimal numbers in a way
+     * after rounding is able to represent most small decimal numbers in a way
      * that is "non surprising" for the user (that is, most small decimal
      * numbers will be represented in a way that when converted back into
      * a string are exactly the same as what the user typed.) */

src/pubsub.c

@@ -117,7 +117,7 @@ int pubsubUnsubscribeChannel(redisClient *c, robj *channel, int notify) {
     return retval;
 }
 
-/* Subscribe a client to a pattern. Returns 1 if the operation succeeded, or 0 if the clinet was already subscribed to that pattern. */
+/* Subscribe a client to a pattern. Returns 1 if the operation succeeded, or 0 if the client was already subscribed to that pattern. */
 int pubsubSubscribePattern(redisClient *c, robj *pattern) {
     int retval = 0;
 

src/rdb.c

@@ -265,7 +265,7 @@ err:
     return NULL;
 }
 
-/* Save a string objet as [len][data] on disk. If the object is a string
+/* Save a string object as [len][data] on disk. If the object is a string
  * representation of an integer value we try to save it in a special form */
 int rdbSaveRawString(rio *rdb, unsigned char *s, size_t len) {
     int enclen;
@@ -321,7 +321,7 @@ int rdbSaveLongLongAsStringObject(rio *rdb, long long value) {
 /* Like rdbSaveStringObjectRaw() but handle encoded objects */
 int rdbSaveStringObject(rio *rdb, robj *obj) {
     /* Avoid to decode the object, then encode it again, if the
-     * object is alrady integer encoded. */
+     * object is already integer encoded. */
     if (obj->encoding == REDIS_ENCODING_INT) {
         return rdbSaveLongLongAsStringObject(rdb,(long)obj->ptr);
     } else {
@@ -367,7 +367,7 @@ robj *rdbLoadEncodedStringObject(rio *rdb) {
 }
 
 /* Save a double value. Doubles are saved as strings prefixed by an unsigned
- * 8 bit integer specifing the length of the representation.
+ * 8 bit integer specifying the length of the representation.
  * This 8 bit integer has special values in order to specify the following
  * conditions:
  * 253: not a number
@@ -606,7 +606,7 @@ off_t rdbSavedObjectLen(robj *o) {
 
 /* Save a key-value pair, with expire time, type, key, value.
  * On error -1 is returned.
- * On success if the key was actaully saved 1 is returned, otherwise 0
+ * On success if the key was actually saved 1 is returned, otherwise 0
  * is returned (the key was already expired). */
 int rdbSaveKeyValuePair(rio *rdb, robj *key, robj *val,
                         long long expiretime, long long now)
@@ -1109,7 +1109,7 @@ int rdbLoad(char *filename) {
             /* We read the time so we need to read the object type again. */
             if ((type = rdbLoadType(&rdb)) == -1) goto eoferr;
             /* the EXPIRETIME opcode specifies time in seconds, so convert
-             * into milliesconds. */
+             * into milliseconds. */
             expiretime *= 1000;
         } else if (type == REDIS_RDB_OPCODE_EXPIRETIME_MS) {
             /* Milliseconds precision expire times introduced with RDB

src/rdb.h

@@ -51,7 +51,7 @@
  *           number specify the kind of object that follows.
  *           See the REDIS_RDB_ENC_* defines.
  *
- * Lenghts up to 63 are stored using a single byte, most DB keys, and may
+ * Lengths up to 63 are stored using a single byte, most DB keys, and may
  * values, will fit inside. */
 #define REDIS_RDB_6BITLEN 0
 #define REDIS_RDB_14BITLEN 1

src/redis-check-dump.c

@@ -79,7 +79,7 @@
  *           number specify the kind of object that follows.
  *           See the REDIS_RDB_ENC_* defines.
  *
- * Lenghts up to 63 are stored using a single byte, most DB keys, and may
+ * Lengths up to 63 are stored using a single byte, most DB keys, and may
  * values, will fit inside. */
 #define REDIS_RDB_6BITLEN 0
 #define REDIS_RDB_14BITLEN 1
@@ -133,7 +133,7 @@ typedef struct {
     char success;
 } entry;
 
-/* Global vars that are actally used as constants. The following double
+/* Global vars that are actually used as constants. The following double
  * values are used for double on-disk serialization, and are initialized
  * at runtime to avoid strange compiler optimizations. */
 static double R_Zero, R_PosInf, R_NegInf, R_Nan;

src/redis-cli.c

@@ -308,7 +308,7 @@ static int cliSelect() {
     return REDIS_ERR;
 }
 
-/* Connect to the client. If force is not zero the connection is performed
+/* Connect to the server. If force is not zero the connection is performed
  * even if there is already a connected socket. */
 static int cliConnect(int force) {
     if (context == NULL || force) {
@@ -976,7 +976,7 @@ static void slaveMode(void) {
     char buf[1024];
 
     fprintf(stderr,"SYNC with master, discarding %llu "
-                   "bytes of bulk tranfer...\n", payload);
+                   "bytes of bulk transfer...\n", payload);
 
     /* Discard the payload. */
     while(payload) {
@@ -1141,7 +1141,7 @@ static void pipeMode(void) {
                         int j;
 
                         eof = 1;
-                        /* Everything transfered, so we queue a special
+                        /* Everything transferred, so we queue a special
                          * ECHO command that we can match in the replies
                          * to make sure everything was read from the server. */
                         for (j = 0; j < 20; j++)

src/redis-trib.rb

@@ -1,7 +1,7 @@
 #!/usr/bin/env ruby
 
 # TODO (temporary here, we'll move this into the Github issues once
-#       redis-trib initial implementation is complted).
+#       redis-trib initial implementation is completed).
 #
 # - Make sure that if the rehashing fails in the middle redis-trib will try
 #   to recover.
@@ -17,7 +17,7 @@
 #   1) If there is a node that pretend to receive a slot, or to migrate a
 #      slot, but has no entries in that slot, fix it.
 #   2) If there is a node having keys in slots that are not owned by it
-#      fix this condiiton moving the entries in the same node.
+#      fix this condition moving the entries in the same node.
 #   3) Perform more possibly slow tests about the state of the cluster.
 #   4) When aborted slot migration is detected, fix it.
 
@@ -168,12 +168,12 @@ class ClusterNode
         # for instance: [1,2,3,4,5,8,9,20,21,22,23,24,25,30]
         slots = @info[:slots].keys.sort
 
-        # As we want to aggregate adiacent slots we convert all the
+        # As we want to aggregate adjacent slots we convert all the
         # slot integers into ranges (with just one element)
         # So we have something like [1..1,2..2, ... and so forth.
         slots.map!{|x| x..x}
 
-        # Finally we group ranges with adiacent elements.
+        # Finally we group ranges with adjacent elements.
         slots = slots.reduce([]) {|a,b|
             if !a.empty? && b.first == (a[-1].last)+1
                 a[0..-2] + [(a[-1].first)..(b.last)]
@@ -313,7 +313,7 @@ class RedisTrib
     def compute_reshard_table(sources,numslots)
         moved = []
         # Sort from bigger to smaller instance, for two reasons:
-        # 1) If we take less slots than instanes it is better to start getting from
+        # 1) If we take less slots than instances it is better to start getting from
         #    the biggest instances.
         # 2) We take one slot more from the first instance in the case of not perfect
         #    divisibility. Like we have 3 nodes and need to get 10 slots, we take

src/redis.c

@@ -99,7 +99,7 @@ struct redisCommand *commandTable;
  * m: may increase memory usage once called. Don't allow if out of memory.
  * a: admin command, like SAVE or SHUTDOWN.
  * p: Pub/Sub related command.
- * f: force replication of this command, regarless of server.dirty.
+ * f: force replication of this command, regardless of server.dirty.
  * s: command not allowed in scripts.
  * R: random command. Command is not deterministic, that is, the same command
  *    with the same arguments, with the same key space, may have different
@@ -290,7 +290,7 @@ void redisLogRaw(int level, const char *msg) {
     if (server.syslog_enabled) syslog(syslogLevelMap[level], "%s", msg);
 }
 
-/* Like redisLogRaw() but with printf-alike support. This is the funciton that
+/* Like redisLogRaw() but with printf-alike support. This is the function that
  * is used across the code. The raw version is only used in order to dump
  * the INFO output on crash. */
 void redisLog(int level, const char *fmt, ...) {
@@ -365,7 +365,7 @@ void exitFromChild(int retcode) {
 
 /*====================== Hash table type implementation  ==================== */
 
-/* This is an hash table type that uses the SDS dynamic strings libary as
+/* This is an hash table type that uses the SDS dynamic strings library as
  * keys and radis objects as values (objects can hold SDS strings,
  * lists, sets). */
 
@@ -539,7 +539,7 @@ dictType commandTableDictType = {
     NULL                       /* val destructor */
 };
 
-/* Hash type hash table (note that small hashes are represented with zimpaps) */
+/* Hash type hash table (note that small hashes are represented with zipmaps) */
 dictType hashDictType = {
     dictEncObjHash,             /* hash function */
     NULL,                       /* key dup */
@@ -761,7 +761,7 @@ int clientsCronHandleTimeout(redisClient *c) {
 /* The client query buffer is an sds.c string that can end with a lot of
  * free space not used, this function reclaims space if needed.
  *
- * The funciton always returns 0 as it never terminates the client. */
+ * The function always returns 0 as it never terminates the client. */
 int clientsCronResizeQueryBuffer(redisClient *c) {
     size_t querybuf_size = sdsAllocSize(c->querybuf);
     time_t idletime = server.unixtime - c->lastinteraction;
@@ -819,11 +819,11 @@ void clientsCron(void) {
  *
  * - Active expired keys collection (it is also performed in a lazy way on
  *   lookup).
- * - Software watchdong.
+ * - Software watchdog.
  * - Update some statistic.
  * - Incremental rehashing of the DBs hash tables.
  * - Triggering BGSAVE / AOF rewrite, and handling of terminated children.
- * - Clients timeout of differnet kinds.
+ * - Clients timeout of different kinds.
  * - Replication reconnection.
  * - Many more...
  *
@@ -852,7 +852,7 @@ int serverCron(struct aeEventLoop *eventLoop, long long id, void *clientData) {
 
     /* We have just 22 bits per object for LRU information.
      * So we use an (eventually wrapping) LRU clock with 10 seconds resolution.
-     * 2^22 bits with 10 seconds resoluton is more or less 1.5 years.
+     * 2^22 bits with 10 seconds resolution is more or less 1.5 years.
      *
      * Note that even if this will wrap after 1.5 years it's not a problem,
      * everything will still work but just some object will appear younger
@@ -890,7 +890,7 @@ int serverCron(struct aeEventLoop *eventLoop, long long id, void *clientData) {
         }
     }
 
-    /* We don't want to resize the hash tables while a bacground saving
+    /* We don't want to resize the hash tables while a background saving
      * is in progress: the saving child is created using fork() that is
      * implemented with a copy-on-write semantic in most modern systems, so
      * if we resize the HT while there is the saving child at work actually
@@ -1215,7 +1215,7 @@ void initServerConfig() {
     R_NegInf = -1.0/R_Zero;
     R_Nan = R_Zero/R_Zero;
 
-    /* Command table -- we intiialize it here as it is part of the
+    /* Command table -- we initiialize it here as it is part of the
      * initial configuration, since command names may be changed via
      * redis.conf using the rename-command directive. */
     server.commands = dictCreate(&commandTableDictType,NULL);
@@ -1526,7 +1526,7 @@ void call(redisClient *c, int flags) {
     long long dirty, start = ustime(), duration;
 
     /* Sent the command to clients in MONITOR mode, only if the commands are
-     * not geneated from reading an AOF. */
+     * not generated from reading an AOF. */
     if (listLength(server.monitors) &&
         !server.loading &&
         !(c->cmd->flags & REDIS_CMD_SKIP_MONITOR))
@@ -1588,8 +1588,8 @@ void call(redisClient *c, int flags) {
  * server for a bulk read from the client.
  *
  * If 1 is returned the client is still alive and valid and
- * and other operations can be performed by the caller. Otherwise
+ * other operations can be performed by the caller. Otherwise
- * if 0 is returned the client was destroied (i.e. after QUIT). */
+ * if 0 is returned the client was destroyed (i.e. after QUIT). */
 int processCommand(redisClient *c) {
     /* The QUIT command is handled separately. Normal command procs will
      * go through checking for replication and QUIT will cause trouble
@@ -1865,7 +1865,7 @@ void echoCommand(redisClient *c) {
 void timeCommand(redisClient *c) {
     struct timeval tv;
 
-    /* gettimeofday() can only fail if &tv is a bad addresss so we
+    /* gettimeofday() can only fail if &tv is a bad address so we
      * don't check for errors. */
     gettimeofday(&tv,NULL);
     addReplyMultiBulkLen(c,2);

src/redis.h

@@ -144,12 +144,12 @@
  *
  * 00|000000 => if the two MSB are 00 the len is the 6 bits of this byte
  * 01|000000 00000000 =>  01, the len is 14 byes, 6 bits + 8 bits of next byte
- * 10|000000 [32 bit integer] => if it's 01, a full 32 bit len will follow
+ * 10|000000 [32 bit integer] => if it's 10, a full 32 bit len will follow
  * 11|000000 this means: specially encoded object will follow. The six bits
  *           number specify the kind of object that follows.
  *           See the REDIS_RDB_ENC_* defines.
  *
- * Lenghts up to 63 are stored using a single byte, most DB keys, and may
+ * Lengths up to 63 are stored using a single byte, most DB keys, and may
  * values, will fit inside. */
 #define REDIS_RDB_6BITLEN 0
 #define REDIS_RDB_14BITLEN 1
@@ -319,7 +319,7 @@ typedef struct redisObject {
     void *ptr;
 } robj;
 
-/* Macro used to initalize a Redis object allocated on the stack.
+/* Macro used to initialize a Redis object allocated on the stack.
  * Note that this macro is taken near the structure definition to make sure
  * we'll update it when the structure is changed, to avoid bugs like
  * bug #85 introduced exactly in this way. */
@@ -376,7 +376,7 @@ typedef struct readyList {
     robj *key;
 } readyList;
 
-/* With multiplexing we need to take per-clinet state.
+/* With multiplexing we need to take per-client state.
  * Clients are taken in a liked list. */
 typedef struct redisClient {
     int fd;
@@ -554,14 +554,14 @@ typedef struct {
 /* Redis cluster messages header */
 
 /* Note that the PING, PONG and MEET messages are actually the same exact
- * kind of packet. PONG is the reply to ping, in the extact format as a PING,
+ * kind of packet. PONG is the reply to ping, in the exact format as a PING,
  * while MEET is a special PING that forces the receiver to add the sender
  * as a node (if it is not already in the list). */
 #define CLUSTERMSG_TYPE_PING 0          /* Ping */
 #define CLUSTERMSG_TYPE_PONG 1          /* Pong (reply to Ping) */
 #define CLUSTERMSG_TYPE_MEET 2          /* Meet "let's join" message */
 #define CLUSTERMSG_TYPE_FAIL 3          /* Mark node xxx as failing */
-#define CLUSTERMSG_TYPE_PUBLISH 4       /* Pub/Sub Publish propatagion */
+#define CLUSTERMSG_TYPE_PUBLISH 4       /* Pub/Sub Publish propagation */
 
 /* Initially we don't know our "name", but we'll find it once we connect
  * to the first node, using the getsockname() function. Then we'll use this
@@ -645,7 +645,7 @@ struct redisServer {
     mode_t unixsocketperm;      /* UNIX socket permission */
     int ipfd;                   /* TCP socket file descriptor */
     int sofd;                   /* Unix socket file descriptor */
-    int cfd;                    /* Cluster bus lisetning socket */
+    int cfd;                    /* Cluster bus listening socket */
     list *clients;              /* List of active clients */
     list *clients_to_close;     /* Clients to close asynchronously */
     list *slaves, *monitors;    /* List of slaves and MONITORs */
@@ -669,7 +669,7 @@ struct redisServer {
     long long stat_keyspace_hits;   /* Number of successful lookups of keys */
     long long stat_keyspace_misses; /* Number of failed lookups of keys */
     size_t stat_peak_memory;        /* Max used memory record */
-    long long stat_fork_time;       /* Time needed to perform latets fork() */
+    long long stat_fork_time;       /* Time needed to perform latest fork() */
     long long stat_rejected_conn;   /* Clients rejected because of maxclients */
     list *slowlog;                  /* SLOWLOG list of commands */
     long long slowlog_entry_id;     /* SLOWLOG current entry ID */
@@ -718,7 +718,7 @@ struct redisServer {
     char *rdb_filename;             /* Name of RDB file */
     int rdb_compression;            /* Use compression in RDB? */
     int rdb_checksum;               /* Use RDB checksum? */
-    time_t lastsave;                /* Unix time of last save succeeede */
+    time_t lastsave;                /* Unix time of last successful save */
     time_t rdb_save_time_last;      /* Time used by last RDB save run. */
     time_t rdb_save_time_start;     /* Current RDB save start time. */
     int lastbgsave_status;          /* REDIS_OK or REDIS_ERR */
@@ -753,7 +753,7 @@ struct redisServer {
     /* Limits */
     unsigned int maxclients;        /* Max number of simultaneous clients */
     unsigned long long maxmemory;   /* Max number of memory bytes to use */
-    int maxmemory_policy;           /* Policy for key evition */
+    int maxmemory_policy;           /* Policy for key eviction */
     int maxmemory_samples;          /* Pricision of random sampling */
     /* Blocked clients */
     unsigned int bpop_blocked_clients; /* Number of clients blocked by lists */
@@ -793,7 +793,7 @@ struct redisServer {
     int lua_timedout;     /* True if we reached the time limit for script
                              execution. */
     int lua_kill;         /* Kill the script if true. */
-    /* Assert & bug reportign */
+    /* Assert & bug reporting */
     char *assert_failed;
     char *assert_file;
     int assert_line;
@@ -812,14 +812,14 @@ struct redisCommand {
     char *name;
     redisCommandProc *proc;
     int arity;
-    char *sflags; /* Flags as string represenation, one char per flag. */
+    char *sflags; /* Flags as string representation, one char per flag. */
     int flags;    /* The actual flags, obtained from the 'sflags' field. */
     /* Use a function to determine keys arguments in a command line.
      * Used for Redis Cluster redirect. */
     redisGetKeysProc *getkeys_proc;
     /* What keys should be loaded in background when calling this command? */
     int firstkey; /* The first argument that's a key (0 = no keys) */
-    int lastkey;  /* THe last argument that's a key */
+    int lastkey;  /* The last argument that's a key */
     int keystep;  /* The step between first and last key */
     long long microseconds, calls;
 };
@@ -866,7 +866,7 @@ typedef struct {
     dictIterator *di;
 } setTypeIterator;
 
-/* Structure to hold hash iteration abstration. Note that iteration over
+/* Structure to hold hash iteration abstraction. Note that iteration over
  * hashes involves both fields and values. Because it is possible that
  * not both are required, store pointers in the iterator to avoid
  * unnecessary memory allocation for fields/values. */

src/release.c

@@ -27,8 +27,8 @@
  * POSSIBILITY OF SUCH DAMAGE.
  */
 
-/* Every time the Redis Git SHA1 or Dirty status changes only this file
+/* Every time the Redis Git SHA1 or Dirty status changes only this small 
- * small file is recompiled, as we access this information in all the other
+ * file is recompiled, as we access this information in all the other
  * files using this functions. */
 
 #include <string.h>

src/replication.c

@@ -52,7 +52,7 @@ void replicationFeedSlaves(list *slaves, int dictid, robj **argv, int argc) {
         if (slave->replstate == REDIS_REPL_WAIT_BGSAVE_START) continue;
 
         /* Feed slaves that are waiting for the initial SYNC (so these commands
-         * are queued in the output buffer until the intial SYNC completes),
+         * are queued in the output buffer until the initial SYNC completes),
          * or are already in sync with the master. */
         if (slave->slaveseldb != dictid) {
             robj *selectcmd;
@@ -115,7 +115,7 @@ void replicationFeedMonitors(redisClient *c, list *monitors, int dictid, robj **
 }
 
 void syncCommand(redisClient *c) {
-    /* ignore SYNC if aleady slave or in monitor mode */
+    /* ignore SYNC if already slave or in monitor mode */
     if (c->flags & REDIS_SLAVE) return;
 
     /* Refuse SYNC requests if we are a slave but the link with our master
@@ -229,7 +229,7 @@ void sendBulkToSlave(aeEventLoop *el, int fd, void *privdata, int mask) {
     if (slave->repldboff == 0) {
         /* Write the bulk write count before to transfer the DB. In theory here
          * we don't know how much room there is in the output buffer of the
-         * socket, but in pratice SO_SNDLOWAT (the minimum count for output
+         * socket, but in practice SO_SNDLOWAT (the minimum count for output
          * operations) will never be smaller than the few bytes we need. */
         sds bulkcount;
 
@@ -272,7 +272,7 @@ void sendBulkToSlave(aeEventLoop *el, int fd, void *privdata, int mask) {
     }
 }
 
-/* This function is called at the end of every backgrond saving.
+/* This function is called at the end of every background saving.
  * The argument bgsaveerr is REDIS_OK if the background saving succeeded
  * otherwise REDIS_ERR is passed to the function.
  *
@@ -451,7 +451,7 @@ void readSyncBulkPayload(aeEventLoop *el, int fd, void *privdata, int mask) {
 
             stopAppendOnly();
             while (retry-- && startAppendOnly() == REDIS_ERR) {
-                redisLog(REDIS_WARNING,"Failed enabling the AOF after successful master synchrnization! Trying it again in one second.");
+                redisLog(REDIS_WARNING,"Failed enabling the AOF after successful master synchronization! Trying it again in one second.");
                 sleep(1);
             }
             if (!retry) {

src/scripting.c

@@ -48,7 +48,7 @@ void sha1hex(char *digest, char *script, size_t len);
 
 /* Take a Redis reply in the Redis protocol format and convert it into a
  * Lua type. Thanks to this function, and the introduction of not connected
- * clients, it is trvial to implement the redis() lua function.
+ * clients, it is trivial to implement the redis() lua function.
  *
  * Basically we take the arguments, execute the Redis command in the context
  * of a non connected client, then take the generated reply and convert it
@@ -58,7 +58,7 @@ void sha1hex(char *digest, char *script, size_t len);
  *
  * Note: in this function we do not do any sanity check as the reply is
  * generated by Redis directly. This allows us to go faster.
- * The reply string can be altered during the parsing as it is discared
+ * The reply string can be altered during the parsing as it is discarded
  * after the conversion is completed.
  *
  * Errors are returned as a table with a single 'err' field set to the
@@ -597,7 +597,7 @@ void scriptingInit(void) {
 
     lua_setglobal(lua,"math");
 
-    /* Add a helper funciton that we use to sort the multi bulk output of non
+    /* Add a helper function that we use to sort the multi bulk output of non
      * deterministic commands, when containing 'false' elements. */
     {
         char *compare_func =    "function __redis__compare_helper(a,b)\n"
@@ -638,7 +638,7 @@ void scriptingReset(void) {
     scriptingInit();
 }
 
-/* Perform the SHA1 of the input string. We use this both for hasing script
+/* Perform the SHA1 of the input string. We use this both for hashing script
  * bodies in order to obtain the Lua function name, and in the implementation
  * of redis.sha1().
  *
@@ -677,7 +677,7 @@ void luaReplyToRedisReply(redisClient *c, lua_State *lua) {
     case LUA_TTABLE:
         /* We need to check if it is an array, an error, or a status reply.
          * Error are returned as a single element table with 'err' field.
-         * Status replies are returned as single elment table with 'ok' field */
+         * Status replies are returned as single element table with 'ok' field */
         lua_pushstring(lua,"err");
         lua_gettable(lua,-2);
         t = lua_type(lua,-1);
@@ -834,7 +834,7 @@ void evalGenericCommand(redisClient *c, int evalsha) {
     if (lua_isnil(lua,1)) {
         lua_pop(lua,1); /* remove the nil from the stack */
         /* Function not defined... let's define it if we have the
-         * body of the funciton. If this is an EVALSHA call we can just
+         * body of the function. If this is an EVALSHA call we can just
          * return an error. */
         if (evalsha) {
             addReply(c, shared.noscripterr);

src/sds.c

@@ -141,7 +141,7 @@ size_t sdsAllocSize(sds s) {
  * right-trim the string.
  *
  * Using sdsIncrLen() and sdsMakeRoomFor() it is possible to mount the
- * following schema to cat bytes coming from the kerenl to the end of an
+ * following schema to cat bytes coming from the kernel to the end of an
  * sds string new things without copying into an intermediate buffer:
  *
  * oldlen = sdslen(s);
@@ -596,7 +596,7 @@ void sdssplitargs_free(sds *argv, int argc) {
 }
 
 /* Modify the string substituting all the occurrences of the set of
- * characters specifed in the 'from' string to the corresponding character
+ * characters specified in the 'from' string to the corresponding character
  * in the 'to' array.
  *
  * For instance: sdsmapchars(mystring, "ho", "01", 2)

src/sentinel.c

@@ -969,9 +969,9 @@ const char *sentinelRedisInstanceTypeStr(sentinelRedisInstance *ri) {
  * a master's Sentinels dictionary, we want to be very sure about not
  * having duplicated instances for any reason. This is so important because
  * we use those other sentinels in order to run our quorum protocol to
- * understand if it's time to proceeed with the fail over.
+ * understand if it's time to proceed with the fail over.
  *
- * Making sure no duplication is possible we greately improve the robustness
+ * Making sure no duplication is possible we greatly improve the robustness
  * of the quorum (otherwise we may end counting the same instance multiple
  * times for some reason).
  *
@@ -1238,7 +1238,7 @@ void sentinelKillLink(sentinelRedisInstance *ri, redisAsyncContext *c) {
  * cleanup needed.
  *
  * Note: we don't free the hiredis context as hiredis will do it for us
- * for async conenctions. */
+ * for async connections. */
 void sentinelDisconnectInstanceFromContext(const redisAsyncContext *c) {
     sentinelRedisInstance *ri = c->data;
     int pubsub;
@@ -1647,7 +1647,7 @@ void sentinelReceiveHelloMessages(redisAsyncContext *c, void *reply, void *privd
 
     /* Update the last activity in the pubsub channel. Note that since we
      * receive our messages as well this timestamp can be used to detect
-     * if the link is probably diconnected even if it seems otherwise. */
+     * if the link is probably disconnected even if it seems otherwise. */
     ri->pc_last_activity = mstime();
    
     /* Sanity check in the reply we expect, so that the code that follows
@@ -1939,7 +1939,7 @@ void addReplySentinelRedisInstance(redisClient *c, sentinelRedisInstance *ri) {
     setDeferredMultiBulkLength(c,mbl,fields*2);
 }
 
-/* Output a number of instances contanined inside a dictionary as
+/* Output a number of instances contained inside a dictionary as
  * Redis protocol. */
 void addReplyDictOfRedisInstances(redisClient *c, dict *instances) {
     dictIterator *di;
@@ -2535,7 +2535,7 @@ void sentinelStartFailoverIfNeeded(sentinelRedisInstance *master) {
  * 3) info_refresh more recent than SENTINEL_INFO_VALIDITY_TIME.
  * 4) master_link_down_time no more than:
  *     (now - master->s_down_since_time) + (master->down_after_period * 10).
- * 5) Slave priority can't be zero, otherwise the slave is discareded.
+ * 5) Slave priority can't be zero, otherwise the slave is discarded.
  *
  * Among all the slaves matching the above conditions we select the slave
  * with lower slave_priority. If priority is the same we select the slave
@@ -2611,10 +2611,10 @@ void sentinelFailoverWaitStart(sentinelRedisInstance *ri) {
     /* If we in "wait start" but the master is no longer in ODOWN nor in
      * SDOWN condition we abort the failover. This is important as it
      * prevents a useless failover in a a notable case of netsplit, where
-     * the senitnels are split from the redis instances. In this case
+     * the sentinels are split from the redis instances. In this case
      * the failover will not start while there is the split because no
      * good slave can be reached. However when the split is resolved, we
-     * can go to waitstart if the slave is back rechable a few milliseconds
+     * can go to waitstart if the slave is back reachable a few milliseconds
      * before the master is. In that case when the master is back online
      * we cancel the failover. */
     if ((ri->flags & (SRI_S_DOWN|SRI_O_DOWN|SRI_FORCE_FAILOVER)) == 0) {
@@ -3026,13 +3026,13 @@ void sentinelHandleDictOfRedisInstances(dict *instances) {
  * following conditions happen:
  *
  * 1) The Sentiel process for some time is blocked, for every kind of
- * random reason: the load is huge, the computer was freezed for some time
+ * random reason: the load is huge, the computer was frozen for some time
  * in I/O or alike, the process was stopped by a signal. Everything.
  * 2) The system clock was altered significantly.
  *
  * Under both this conditions we'll see everything as timed out and failing
  * without good reasons. Instead we enter the TILT mode and wait
- * for SENTIENL_TILT_PERIOD to elapse before starting to act again.
+ * for SENTINEL_TILT_PERIOD to elapse before starting to act again.
  *
  * During TILT time we still collect information, we just do not act. */
 void sentinelCheckTiltCondition(void) {

src/sha1.c

@@ -132,8 +132,7 @@ void SHA1Init(SHA1_CTX* context)
 
 void SHA1Update(SHA1_CTX* context, const unsigned char* data, u_int32_t len)
 {
-u_int32_t i;
+    u_int32_t i, j;
-u_int32_t j;
 
     j = context->count[0];
     if ((context->count[0] += len << 3) < j)
@@ -175,7 +174,7 @@ unsigned char c;
         int j;
 
         for (j = 0; j < 4; t >>= 8, j++)
-	    *--fcp = (unsigned char) t
+	          *--fcp = (unsigned char) t;
     }
 #else
     for (i = 0; i < 8; i++) {
@@ -226,3 +225,4 @@ main(int argc, char **argv)
 }
 
 #endif
+

src/sort.c

@@ -45,7 +45,7 @@ redisSortOperation *createSortOperation(int type, robj *pattern) {
 /* Return the value associated to the key with a name obtained using
  * the following rules:
  *
- * 1) The first occurence of '*' in 'pattern' is substituted with 'subst'.
+ * 1) The first occurrence of '*' in 'pattern' is substituted with 'subst'.
  *
  * 2) If 'pattern' matches the "->" string, everything on the left of
  *    the arrow is treated as the name of an hash field, and the part on the
@@ -147,7 +147,7 @@ int sortCompare(const void *s1, const void *s2) {
             cmp = -1;
         } else {
             /* Objects have the same score, but we don't want the comparison
-             * to be undefined, so we compare objects lexicographycally.
+             * to be undefined, so we compare objects lexicographically.
              * This way the result of SORT is deterministic. */
             cmp = compareStringObjects(so1->obj,so2->obj);
         }
@@ -205,7 +205,7 @@ void sortCommand(redisClient *c) {
 
     /* Now we need to protect sortval incrementing its count, in the future
      * SORT may have options able to overwrite/delete keys during the sorting
-     * and the sorted key itself may get destroied */
+     * and the sorted key itself may get destroyed */
     if (sortval)
         incrRefCount(sortval);
     else

src/t_list.c

@@ -45,10 +45,10 @@ void listTypeTryConversion(robj *subject, robj *value) {
             listTypeConvert(subject,REDIS_ENCODING_LINKEDLIST);
 }
 
-/* The function pushes an elmenet to the specified list object 'subject',
+/* The function pushes an element to the specified list object 'subject',
  * at head or tail position as specified by 'where'.
  *
- * There is no need for the caller to incremnet the refcount of 'value' as
+ * There is no need for the caller to increment the refcount of 'value' as
  * the function takes care of it if needed. */
 void listTypePush(robj *subject, robj *value, int where) {
     /* Check if we need to convert the ziplist */
@@ -825,7 +825,7 @@ void unblockClientWaitingData(redisClient *c) {
 /* If the specified key has clients blocked waiting for list pushes, this
  * function will put the key reference into the server.ready_keys list.
  * Note that db->ready_keys is an hash table that allows us to avoid putting
- * the same key agains and again in the list in case of multiple pushes
+ * the same key again and again in the list in case of multiple pushes
  * made by a script or in the context of MULTI/EXEC.
  *
  * The list will be finally processed by handleClientsBlockedOnLists() */
@@ -858,7 +858,7 @@ void signalListAsReady(redisClient *c, robj *key) {
  *
  * 1) Provide the client with the 'value' element.
  * 2) If the dstkey is not NULL (we are serving a BRPOPLPUSH) also push the
- *    'value' element on the destionation list (the LPUSH side of the command).
+ *    'value' element on the destination list (the LPUSH side of the command).
  * 3) Propagate the resulting BRPOP, BLPOP and additional LPUSH if any into
  *    the AOF and replication channel.
  *
@@ -868,7 +868,7 @@ void signalListAsReady(redisClient *c, robj *key) {
  *
  * The function returns REDIS_OK if we are able to serve the client, otherwise
  * REDIS_ERR is returned to signal the caller that the list POP operation
- * should be undoed as the client was not served: This only happens for
+ * should be undone as the client was not served: This only happens for
  * BRPOPLPUSH that fails to push the value to the destination key as it is
  * of the wrong type. */
 int serveClientBlockedOnList(redisClient *receiver, robj *key, robj *dstkey, redisDb *db, robj *value, int where)

src/t_set.c

@@ -188,7 +188,7 @@ robj *setTypeNextObject(setTypeIterator *si) {
  * The caller provides both pointers to be populated with the right
  * object. The return value of the function is the object->encoding
  * field of the object and is used by the caller to check if the
- * int64_t pointer or the redis object pointere was populated.
+ * int64_t pointer or the redis object pointer was populated.
  *
  * When an object is returned (the set was a real set) the ref count
  * of the object is not incremented so this function can be considered
@@ -606,7 +606,7 @@ void sinterGenericCommand(redisClient *c, robj **setkeys, unsigned long setnum,
         sets[j] = setobj;
     }
     /* Sort sets from the smallest to largest, this will improve our
-     * algorithm's performace */
+     * algorithm's performance */
     qsort(sets,setnum,sizeof(robj*),qsortCompareSetsByCardinality);
 
     /* The first thing we should output is the total number of elements...

src/t_string.c

@@ -43,7 +43,7 @@ static int checkStringLength(redisClient *c, long long size) {
 }
 
 void setGenericCommand(redisClient *c, int nx, robj *key, robj *val, robj *expire, int unit) {
-    long long milliseconds = 0; /* initialized to avoid an harmness warning */
+    long long milliseconds = 0; /* initialized to avoid any harmness warning */
 
     if (expire) {
         if (getLongLongFromObjectOrReply(c, expire, &milliseconds, NULL) != REDIS_OK)
@@ -340,7 +340,7 @@ void incrbyfloatCommand(redisClient *c) {
     addReplyBulk(c,new);
 
     /* Always replicate INCRBYFLOAT as a SET command with the final value
-     * in order to make sure that differences in float pricision or formatting
+     * in order to make sure that differences in float prrcision or formatting
      * will not create differences in replicas or after an AOF restart. */
     aux = createStringObject("SET",3);
     rewriteClientCommandArgument(c,0,aux);

src/t_zset.c

@@ -125,7 +125,7 @@ zskiplistNode *zslInsert(zskiplist *zsl, double score, robj *obj) {
     }
     /* we assume the key is not already inside, since we allow duplicated
      * scores, and the re-insertion of score and redis object should never
-     * happpen since the caller of zslInsert() should test in the hash table
+     * happen since the caller of zslInsert() should test in the hash table
      * if the element is already inside or not. */
     level = zslRandomLevel();
     if (level > zsl->level) {
@@ -285,7 +285,7 @@ zskiplistNode *zslLastInRange(zskiplist *zsl, zrangespec range) {
 }
 
 /* Delete all the elements with score between min and max from the skiplist.
- * Min and mx are inclusive, so a score >= min || score <= max is deleted.
+ * Min and max are inclusive, so a score >= min || score <= max is deleted.
  * Note that this function takes the reference to the hash table view of the
  * sorted set, in order to remove the elements from the hash table too. */
 unsigned long zslDeleteRangeByScore(zskiplist *zsl, zrangespec range, dict *dict) {

src/zmalloc.c

@@ -250,7 +250,7 @@ void zmalloc_set_oom_handler(void (*oom_handler)(size_t)) {
  *
  * For this kind of "fast RSS reporting" usages use instead the
  * function RedisEstimateRSS() that is a much faster (and less precise)
- * version of the funciton. */
+ * version of the function. */
 
 #if defined(HAVE_PROC_STAT)
 #include <unistd.h>

tests/unit/scripting.tcl

@@ -34,7 +34,7 @@ start_server {tags {"scripting"}} {
         r eval {return {1,2,3,'ciao',{1,2}}} 0
     } {1 2 3 ciao {1 2}}
 
-    test {EVAL - Are the KEYS and ARGS arrays populated correctly?} {
+    test {EVAL - Are the KEYS and ARGV arrays populated correctly?} {
         r eval {return {KEYS[1],KEYS[2],ARGV[1],ARGV[2]}} 2 a b c d
     } {a b c d}