[syslog-ng] syslog-ng 3.4.2 uses 40% more CPU

[Balazs Scheidler]

Any chance of doing a perf record -g and perf report on.the production
system? I can't remember anything particular. However Algernon should know
better. He created this release.
On Jun 5, 2013 11:16 AM, "Peter Czanik" <czanik at balabit.hu> wrote:

> On 06/03/2013 07:07 PM, Evan Rempel wrote:
> >
> > Deployed version 3.4.2 into our infrastructure and noticed the CPU
> > profile change depicted in this image.
> >
> > The change from 3.4.1 to 3.4.2 occurred at 09:19
> >
> > Looks like about 30% more user space CPU and 50% more system CPU.
>
> Strange. While stress testing 3.4.2 before release I had quite the
> opposite experience. No nice graphs to include, I just watched the XFCE
> CPU graph applet, and found it used ~50% less CPU than with 3.4.1 and
> the same configuration (standard openSUSE syslog-ng config with network
> source and destination added).
> Bye,
>
> --
> Peter Czanik (CzP) <czanik at balabit.hu>
> BalaBit IT Security / syslog-ng upstream
> http://czanik.blogs.balabit.com/
>
>
>
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