[syslog-ng] Tuning help?
cole.tuininga at gmail.com
Wed Nov 21 22:02:31 CET 2007
On Nov 21, 2007 3:23 PM, K K <kkadow at gmail.com> wrote:
> The unix-dgram driver can (will) be lossy if messages are being
> written faster than they are being read out by syslog-ng,
This makes sense.
> You might consider increasing flush_lines and log_fetch_limit until
> the loss stops.
Interestingly, this seemed to *increase* the frequency of the drops.
> Does FreeBSD have a kernel tunable for unix datagram buffers?
Indeed it does, and this helped greatly. I changed it from 4K to 64K
and that fixed the problem consistently with my little test script.
Thanks for the idea.
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