Otherwise it's hard to diagnose later if the daemon failed to start because
it thinks that it is already running.
---
lib/daemon.c | 2 ++
python/ovs/daemon.py | 6 ++++--
2 files changed, 6 insertions(+), 2 deletions(-)
diff --git a/lib/daemon.c b/lib/daemon.c
index 2f6f081..17ec9f5 100644
--- a/lib/daemon.c
+++ b/lib/daemon.c
@@ -171,6 +171,8 @@ die_if_already_running(void)
pid_t pid = already_running();
if (pid) {
if (!overwrite_pidfile) {
+ VLOG_ERR("%s: %s already running as pid %ld, aborting",
+ get_pidfile(), program_name, (long int) pid);
ovs_fatal(0, "%s: already running as pid %ld",
get_pidfile(), (long int) pid);
} else {
diff --git a/python/ovs/daemon.py b/python/ovs/daemon.py
index 6dff3a0..6240e0d 100644
--- a/python/ovs/daemon.py
+++ b/python/ovs/daemon.py
@@ -1,4 +1,4 @@
-# Copyright (c) 2010 Nicira Networks
+# Copyright (c) 2010, 2011 Nicira Networks
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
@@ -141,7 +141,9 @@ def die_if_already_running():
ignore_existing_pidfile() has been called, terminate the program."""
if _already_running():
if not _overwrite_pidfile:
- sys.stderr.write("%s: already running\n" % get_pidfile())
+ msg = "%s: already running as pid %d" % (_pidfile, pid)
+ logging.error(msg)
+ sys.stderr.write("%s\n" % msg)
sys.exit(1)
else:
logging.warn("%s: %s already running"
--
1.7.1
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