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Better SIGCHLD handling for #2897 debugging.

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This commit is contained in:
antirez 2015-11-30 12:05:59 +01:00
parent 4f7d1e46cf
commit 077a196501
2 changed files with 3 additions and 1 deletions
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1
src/bio.c
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@ -152,6 +152,7 @@ void *bioProcessBackgroundJobs(void *arg) {
* receive the watchdog signal. */
sigemptyset(&sigset);
sigaddset(&sigset, SIGALRM);
sigaddset(&sigset, SIGCHLD);
if (pthread_sigmask(SIG_BLOCK, &sigset, NULL))
redisLog(REDIS_WARNING,
"Warning: can't mask SIGALRM in bio.c thread: %s", strerror(errno));

3
src/redis.c
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@ -1761,7 +1761,8 @@ void initServer(void) {
int j;
signal(SIGHUP, SIG_IGN);
signal(SIGPIPE, SIG_IGN);
signal(SIGPIPE, SIG_IGN); /* No write(2) generated signals. */
signal(SIGCHLD, SIG_DFL); /* We want zombies to queue for waitpid(). */
setupSignalHandlers();
if (server.syslog_enabled) {