From 48776d349e500d3da0dc4261b5f6f0e116145a3d Mon Sep 17 00:00:00 2001
From: Moe Jette <jette1@llnl.gov>
Date: Wed, 3 Mar 2004 17:56:23 +0000
Subject: [PATCH] Backup slurmctld to generate core file on SIGABRT.
---
NEWS | 1 +
src/slurmctld/backup.c | 19 ++++++++++++++++---
2 files changed, 17 insertions(+), 3 deletions(-)
diff --git a/NEWS b/NEWS
index e8627fd0a10..3058d15c063 100644
--- a/NEWS
+++ b/NEWS
@@ -24,6 +24,7 @@ documents those changes that are of interest to users and admins.
-- Documentation for writing scheduler, switch, and job completion
logging plugins added
-- Added job and node state descriptions to the squeue and sinfo man pages
+ -- Backup slurmctld to generate core file on SIGABRT
* Changes in SLURM 0.3.0.0-pre6
===============================
diff --git a/src/slurmctld/backup.c b/src/slurmctld/backup.c
index 1d0a84c7187..48dd0058aaa 100644
--- a/src/slurmctld/backup.c
+++ b/src/slurmctld/backup.c
@@ -57,6 +57,9 @@ static void * _background_rpc_mgr(void *no_data);
static void * _background_signal_hand(void *no_data);
static int _ping_controller(void);
+/* Local variables */
+static bool dump_core = false;
+
/*
* Static list of signals to block in this process
* *Must be zero-terminated*
@@ -133,7 +136,10 @@ void run_backup(void)
verbose("Unable to remove pidfile '%s': %m",
slurmctld_conf.slurmctld_pidfile);
log_fini();
- exit(0);
+ if (dump_core)
+ abort();
+ else
+ exit(0);
}
error("ControlMachine %s not responding, "
@@ -172,13 +178,20 @@ static void *_background_signal_hand(void *no_data)
switch (sig) {
case SIGINT: /* kill -2 or <CTRL-C> */
case SIGTERM: /* kill -15 */
- case SIGABRT: /* abort */
- info("Terminate signal (SIGABRT, SIGINT or SIGTERM) received");
+ info("Terminate signal (SIGINT or SIGTERM) received");
slurmctld_config.shutdown_time = time(NULL);
/* send REQUEST_SHUTDOWN_IMMEDIATE RPC */
slurmctld_shutdown();
return NULL; /* Normal termination */
break;
+ case SIGABRT: /* abort */
+ info("SIGABRT received");
+ slurmctld_config.shutdown_time = time(NULL);
+ /* send REQUEST_SHUTDOWN_IMMEDIATE RPC */
+ slurmctld_shutdown();
+ dump_core = true;
+ return NULL; /* Normal termination */
+ break;
default:
error("Invalid signal (%d) received", sig);
}
--
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