[rrd-developers] [collectd] rrdcached + collectd issues
sh at tokkee.org
Sat Oct 10 10:32:10 CEST 2009
On Fri, Oct 09, 2009 at 11:46:26AM -0700, Thorsten von Eicken wrote:
> I've compiled rrdcched with -pg to get gprof
> output, but haven't been successful.
Just a short note on that: Most of the actual work in RRDCacheD is done
in threads. gprof is not able to handle that very well (basically not at
> It looks to like that's mostly the journal replay stuff and very little
Journal replay is done during startup in the main thread, so gprof is
able to grab information about that but probably misses about everything
You might want to have a look at callgrind, which is one of the valgrind
tools that may be used for call graph tracing and which supports multi-
threaded programs as well.
Sebastian "tokkee" Harl +++ GnuPG-ID: 0x8501C7FC +++ http://tokkee.org/
Those who would give up Essential Liberty to purchase a little Temporary
Safety, deserve neither Liberty nor Safety. -- Benjamin Franklin
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