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blocking SAVE implemented

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This commit is contained in:
antirez
2011-01-08 00:09:57 +01:00
parent 43574a72c3
commit cc2750670f
3 changed files with 24 additions and 2 deletions
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23
src/diskstore.c
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@ -474,7 +474,7 @@ werr:
return NULL;
}
int dsRdbSave(char *filename) {
int dsRdbSaveBackground(char *filename) {
pthread_t thread;
if (pthread_create(&thread,NULL,dsRdbSave_thread,zstrdup(filename)) != 0) {
@ -486,3 +486,24 @@ int dsRdbSave(char *filename) {
return REDIS_OK;
}
}
int dsRdbSave(char *filename) {
/* A blocking save is actually a non blocking save... just we wait
* for it to terminate in a non-busy loop. */
redisLog(REDIS_NOTICE,"Starting a blocking SAVE (BGSAVE + blocking wait)");
server.dirty_before_bgsave = server.dirty;
if (dsRdbSaveBackground(filename) == REDIS_ERR) return REDIS_ERR;
while(1) {
usleep(1000);
int state;
pthread_mutex_lock(&server.bgsavethread_mutex);
state = server.bgsavethread_state;
pthread_mutex_unlock(&server.bgsavethread_mutex);
if (state == REDIS_BGSAVE_THREAD_DONE_OK ||
state == REDIS_BGSAVE_THREAD_DONE_ERR) break;
}
return REDIS_OK;
}