[rrd-users] rrdtool backed mrtg using massive amounts of memory
tobi at oetiker.ch
Fri May 15 07:01:53 CEST 2009
Yesterday Carson Gaspar wrote:
> Steven Hartland wrote:
> > ----- Original Message -----
> > From: "Tobias Oetiker" <tobi at oetiker.ch>
> >> well RAID 6 is not going to help performance at all ... it will
> >> help reliability ... (a good thing too).
> >> apart from that I do not have magic hints at the moment ... sorry
> >> tobi
> > Yer too much lack of info, next time it occurs I'll throw truss at
> > it to see if I cant tell exactly what its up to.
> I reported a similar "eat all VM" bug a while ago, but got no response.
> I can reproduce it trivially trying to restore an RRD file from XML.
> 1.2.x behaves fine, 1.3.x dies after using > 14 GB of VM and getting
> malloc() failures (which it then handles very badly, spewing hundreds of
> error lines instead of sensibly exiting or other sane behaviour).
the restore issues may come from the switch to libxml for reading the
rrd dump files ... does this memory issue occure with any file you
try to restore or only with realy big ones ?
Tobi Oetiker, OETIKER+PARTNER AG, Aarweg 15 CH-4600 Olten, Switzerland
http://it.oetiker.ch tobi at oetiker.ch ++41 62 775 9902 / sb: -9900
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