George Pavlov wrote: > What do you all use for query log analysis for Postgres. I feel/hope > like there must be something that I am missing. > > I have tried PQA (http://pqa.projects.postgresql.org/) and it is very > problematic, at least with the kind of application we have. Some of > the problems: * not aware of prepared statements > (http://pgfoundry.org/forum/forum.php?thread_id=948&forum_id=24); > * giving faulty stats in several situations (possibly related to > prepared statements, but maybe some others); > * very slow on anything but "play" logs; > * seems to not be maintained lately (since 8.0?). > > Pglog-analyze (http://opensource.pearshealthcyber.cz/) is an > admirable attempt, but it is very problematic too: > * incredibly memory-intensive -- I can at best process a few hours > of my production logs even though I have jacked up my PHP memory > limit to 2.5GB > * gives out stats that seem way off on several accounts (subsecond > queries sometimes show as taking over a minute); > * seems to have similar to PQA's (if not worse) issues with > prepared statements. > > Is there any other option? When you enable query logging in your > PGSQL logs what do you do with the output? > > Thanks! > Look into pgfouine on pgFoundry. http://pgfoundry.org/projects/pgfouine/ -- Larry Rosenman http://www.lerctr.org/~ler Phone: +1 512-248-2683 E-Mail: ler@xxxxxxxxxx US Mail: 430 Valona Loop, Round Rock, TX 78681-3893
