From 951d25ff6625e0555038687699b9d9a15dd4e35d Mon Sep 17 00:00:00 2001
From: "zhaozhao.zz" <276441700@qq.com>
Date: Tue, 26 Jan 2021 09:45:53 +0800
Subject: [PATCH] latency: add expire-del event (#8394)

---
 src/expire.c | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/src/expire.c b/src/expire.c
index d2945524c..f79510817 100644
--- a/src/expire.c
+++ b/src/expire.c
@@ -53,15 +53,19 @@
  * to the function to avoid too many gettimeofday() syscalls. */
 int activeExpireCycleTryExpire(redisDb *db, dictEntry *de, long long now) {
     long long t = dictGetSignedIntegerVal(de);
+    mstime_t expire_latency;
     if (now > t) {
         sds key = dictGetKey(de);
         robj *keyobj = createStringObject(key,sdslen(key));
 
         propagateExpire(db,keyobj,server.lazyfree_lazy_expire);
+        latencyStartMonitor(expire_latency);
         if (server.lazyfree_lazy_expire)
             dbAsyncDelete(db,keyobj);
         else
             dbSyncDelete(db,keyobj);
+        latencyEndMonitor(expire_latency);
+        latencyAddSampleIfNeeded("expire-del",expire_latency);
         notifyKeyspaceEvent(NOTIFY_EXPIRED,
             "expired",keyobj,db->id);
         signalModifiedKey(NULL, db, keyobj);