[syslog-ng]performance test questions

[Richard E. Perlotto II]

It would also be nice to see comparison data with the standard Syslog
that comes with Linux/Solaris.  These are good benchmarks to make
available on the web page.


Richard

> -----Original Message-----
> From: syslog-ng-admin@lists.balabit.hu 
> [mailto:syslog-ng-admin@lists.balabit.hu] On Behalf Of Roberto Nibali
> Sent: Friday, March 07, 2003 7:55 AM
> To: syslog-ng@lists.balabit.hu
> Subject: Re: [syslog-ng]performance test questions
> 
> 
> > What do you use for fetching local messages? unix-stream or 
> > unix-dgram?
> 
> unix-stream
> 
> > sysklogd uses unix-dgram while syslog-ng is usually used with 
> > unix-stream sources.
> 
> Ahhhh, bingo, that's the culprit! Thanks for the pointer. I 
> should then rerun 
> the tests with unix-dgram to get a more accurate comparison 
> and to eventually 
> evade the glibc bug with unix-stream.
> 
> Let's see if I can shovel enough spare time next week to run 
> a fresh test conduct.
> 
> > Your results are really appreciated. No one has done so extensive 
> > performance testing on syslog-ng before.
> 
> Thanks. I'll see if I can do more indepth testing in 
> direction of using pipes, 
> tunnels and redirection (actually sending back filtered event 
> messages from a 
> pipe of a jailed syslog-ng to the originating process [don't 
> ask :)]) to find 
> out if there are other problems.
> 
> >>If I find time I'll run the tests with 3 clients too. But meanwhile 
> >>I'm all
> >>for the inclusion of the gprof'd code since rewriting 
> doesn't look like a 
> >>feasible option in the current state of development 
> (shortly before stable 
> >>release).
> > 
> > I'll go with the gperf based code for now.
> 
> Cool.
> 
> Cheers,
> Roberto Nibali, ratz
> -- 
> echo 
> '[q]sa[ln0=aln256%Pln256/snlbx]sb3135071790101768542287578439s
> nlbxq' | dc
> 
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