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Merge branch 'unstable' into module_lru_lfu

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This commit is contained in:
Salvatore Sanfilippo
2019-11-04 11:04:49 +01:00
committed by GitHub
parent e978bdf9ef 327cb45ed5
commit 18b62a51e2
20 changed files with 1501 additions and 156 deletions
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44
src/db.c
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@ -465,6 +465,29 @@ int getFlushCommandFlags(client *c, int *flags) {
return C_OK;
}
/* Flushes the whole server data set. */
void flushAllDataAndResetRDB(int flags) {
server.dirty += emptyDb(-1,flags,NULL);
if (server.rdb_child_pid != -1) killRDBChild();
if (server.saveparamslen > 0) {
/* Normally rdbSave() will reset dirty, but we don't want this here
* as otherwise FLUSHALL will not be replicated nor put into the AOF. */
int saved_dirty = server.dirty;
rdbSaveInfo rsi, *rsiptr;
rsiptr = rdbPopulateSaveInfo(&rsi);
rdbSave(server.rdb_filename,rsiptr);
server.dirty = saved_dirty;
}
server.dirty++;
#if defined(USE_JEMALLOC)
/* jemalloc 5 doesn't release pages back to the OS when there's no traffic.
* for large databases, flushdb blocks for long anyway, so a bit more won't
* harm and this way the flush and purge will be synchroneus. */
if (!(flags & EMPTYDB_ASYNC))
jemalloc_purge();
#endif
}
/* FLUSHDB [ASYNC]
*
* Flushes the currently SELECTed Redis DB. */
@ -488,28 +511,9 @@ void flushdbCommand(client *c) {
* Flushes the whole server data set. */
void flushallCommand(client *c) {
int flags;
if (getFlushCommandFlags(c,&flags) == C_ERR) return;
server.dirty += emptyDb(-1,flags,NULL);
flushAllDataAndResetRDB(flags);
addReply(c,shared.ok);
if (server.rdb_child_pid != -1) killRDBChild();
if (server.saveparamslen > 0) {
/* Normally rdbSave() will reset dirty, but we don't want this here
* as otherwise FLUSHALL will not be replicated nor put into the AOF. */
int saved_dirty = server.dirty;
rdbSaveInfo rsi, *rsiptr;
rsiptr = rdbPopulateSaveInfo(&rsi);
rdbSave(server.rdb_filename,rsiptr);
server.dirty = saved_dirty;
}
server.dirty++;
#if defined(USE_JEMALLOC)
/* jemalloc 5 doesn't release pages back to the OS when there's no traffic.
* for large databases, flushdb blocks for long anyway, so a bit more won't
* harm and this way the flush and purge will be synchroneus. */
if (!(flags & EMPTYDB_ASYNC))
jemalloc_purge();
#endif
}
/* This command implements DEL and LAZYDEL. */