Re: query log corrupted-looking entries

On Friday 01 June 2007 3:36 pm, Tom Lane wrote:
> "George Pavlov" <gpavlov(at)mynewplace(dot)com> writes:
> > On 5/29/2007 10:19 AM, Ed L. wrote:
> >> FWIW, I've also been seeing this sort of query log
> >> corruption for as long as I can remember, 7.1 through 8.2,
> >> HPUX (parisc, ia64), Linux on intel, amd...
>
> What *exactly* is the logging setup you guys use, and have you
> tried alternatives?
>
> As best I can tell, the variant with a downstream syslogger
> process ought to be OK for messages up to PIPEBUF bytes long
> on most standard Unixen. Of course that's no help if you've
> got lots of very verbose queries, but the examples posted so
> far didn't seem to indicate that.

On older versions, we use stderr piped to Apache's rotatelogs.
On newer versions with built-in logging, we use it. We do have
considerably verbose queries (sometimes a page or so). No idea
what PIPEBUF equals.

Ed