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When the user-provided 'maxclients' value is too big for the max number of files we can open, at least try to search the max the OS is allowing (in steps of 256 filedes).

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antirez 2012-04-03 11:53:45 +02:00
parent 06e178708e
commit e7957ca628
1 changed files with 12 additions and 4 deletions
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16
src/redis.c
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@ -1142,10 +1142,18 @@ void adjustOpenFilesLimit(void) {
/* Set the max number of files if the current limit is not enough
* for our needs. */
if (oldlimit < maxfiles) {
limit.rlim_cur = maxfiles;
limit.rlim_max = maxfiles;
if (setrlimit(RLIMIT_NOFILE,&limit) == -1) {
server.maxclients = oldlimit-32;
rlim_t f;
f = maxfiles;
while(f > oldlimit) {
limit.rlim_cur = f;
limit.rlim_max = f;
if (setrlimit(RLIMIT_NOFILE,&limit) != -1) break;
f -= 128;
}
if (f < oldlimit) f = oldlimit;
if (f != maxfiles) {
server.maxclients = f-32;
redisLog(REDIS_WARNING,"Unable to set the max number of files limit to %d (%s), setting the max clients configuration to %d.",
(int) maxfiles, strerror(errno), (int) server.maxclients);
} else {