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Redis Benchmark: generate random test data

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The function of generating random data is designed by antirez. See #7196.
This commit is contained in:
ShooterIT 2020-05-18 18:18:20 +08:00 committed by antirez
parent 9564ed7c39
commit a902e6b251
1 changed files with 12 additions and 1 deletions
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13
src/redis-benchmark.c
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@ -1278,6 +1278,17 @@ static void updateClusterSlotsConfiguration() {
pthread_mutex_unlock(&config.is_updating_slots_mutex); pthread_mutex_unlock(&config.is_updating_slots_mutex);
} }
/* Generate random data for redis benchmark. See #7196. */
static void genBenchmarkRandomData(char *data, int count) {
static uint32_t state = 1234;
int i = 0;
while (count--) {
state = (state*1103515245+12345);
data[i++] = '0'+((state>>16)&63);
}
}
/* Returns number of consumed options. */ /* Returns number of consumed options. */
int parseOptions(int argc, const char **argv) { int parseOptions(int argc, const char **argv) {
int i; int i;
@ -1632,7 +1643,7 @@ int main(int argc, const char **argv) {
/* Run default benchmark suite. */ /* Run default benchmark suite. */
data = zmalloc(config.datasize+1); data = zmalloc(config.datasize+1);
do { do {
memset(data,'x',config.datasize); genBenchmarkRandomData(data, config.datasize);
data[config.datasize] = '\0'; data[config.datasize] = '\0';
if (test_is_selected("ping_inline") || test_is_selected("ping")) if (test_is_selected("ping_inline") || test_is_selected("ping"))