Commit 1c30cad1 authored by antirez's avatar antirez
Browse files

peak mem in INFO backported from unstable branch

parent bd50301f
......@@ -541,6 +541,10 @@ int serverCron(struct aeEventLoop *eventLoop, long long id, void *clientData) {
*/
updateLRUClock();
/* Record the max memory used since the server was started. */
if (zmalloc_used_memory() > server.stat_peak_memory)
server.stat_peak_memory = zmalloc_used_memory();
/* We received a SIGTERM, shutting down here in a safe way, as it is
* not ok doing so inside the signal handler. */
if (server.shutdown_asap) {
......@@ -902,6 +906,7 @@ void initServer() {
server.stat_starttime = time(NULL);
server.stat_keyspace_misses = 0;
server.stat_keyspace_hits = 0;
server.stat_peak_memory = 0;
server.unixtime = time(NULL);
aeCreateTimeEvent(server.el, 1, serverCron, NULL, NULL);
if (server.ipfd > 0 && aeCreateFileEvent(server.el,server.ipfd,AE_READABLE,
......@@ -1148,7 +1153,7 @@ sds genRedisInfoString(void) {
sds info;
time_t uptime = time(NULL)-server.stat_starttime;
int j;
char hmem[64];
char hmem[64], peak_hmem[64];
struct rusage self_ru, c_ru;
unsigned long lol, bib;
......@@ -1157,6 +1162,7 @@ sds genRedisInfoString(void) {
getClientsMaxBuffers(&lol,&bib);
bytesToHuman(hmem,zmalloc_used_memory());
bytesToHuman(peak_hmem,server.stat_peak_memory);
info = sdscatprintf(sdsempty(),
"redis_version:%s\r\n"
"redis_git_sha1:%s\r\n"
......@@ -1179,6 +1185,8 @@ sds genRedisInfoString(void) {
"used_memory:%zu\r\n"
"used_memory_human:%s\r\n"
"used_memory_rss:%zu\r\n"
"used_memory_peak:%zu\r\n"
"used_memory_peak_human:%s\r\n"
"mem_fragmentation_ratio:%.2f\r\n"
"use_tcmalloc:%d\r\n"
"loading:%d\r\n"
......@@ -1219,6 +1227,8 @@ sds genRedisInfoString(void) {
zmalloc_used_memory(),
hmem,
zmalloc_get_rss(),
server.stat_peak_memory,
peak_hmem,
zmalloc_get_fragmentation_ratio(),
#ifdef USE_TCMALLOC
1,
......
......@@ -396,6 +396,7 @@ struct redisServer {
long long stat_evictedkeys; /* number of evicted keys (maxmemory) */
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 */
/* Configuration */
int verbosity;
int maxidletime;
......
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