libvirt plugin: Further improve the connection handling.

[collectd.git] / src / rrdtool.c

diff --git a/src/rrdtool.c b/src/rrdtool.c
index bbebc37..ef1b25c 100644 (file)
--- a/src/rrdtool.c
+++ b/src/rrdtool.c
@@ -599,7 +599,7 @@ static int rrd_cache_flush_identifier (int timeout, const char *identifier)
   status = c_avl_get (cache, key, (void *) &rc);
   if (status != 0)
   {
-    WARNING ("rrdtool plugin: rrd_cache_flush_identifier: "
+    INFO ("rrdtool plugin: rrd_cache_flush_identifier: "
         "c_avl_get (%s) failed. Does that file really exist?",
         key);
     return (status);
@@ -1007,8 +1007,13 @@ static int rrd_shutdown (void)
 
 static int rrd_init (void)
 {
+       static int init_once = 0;
        int status;
 
+       if (init_once != 0)
+               return (0);
+       init_once = 1;
+
        if (rrdcreate_config.stepsize < 0)
                rrdcreate_config.stepsize = 0;
        if (rrdcreate_config.heartbeat <= 0)