Re: [SQL] Setting the process title, or can I?

2012-03-20 Thread Bèrto ëd Sèra
Hi! > 3. Set the statement_timeout so long-running statements will be > automatically killed. This can be done on a per-role basis so simply set it > as desired for the role used by the problematic Java program. It is a > default and can be changed by the user so if there are individual > stateme

Re: [SQL] Setting the process title, or can I?

2012-03-20 Thread Steve Crawford
On 03/20/2012 03:14 AM, Bèrto ëd Sèra wrote: I currently have an emergency ... As an emergency procedure we have set a script that each minute has a look at the situation and runs pg_cancel_backend() against anything that has been waiting for more than X secs. Then it sleeps one more minute..

Re: [SQL] Setting the process title, or can I?

2012-03-20 Thread Bèrto ëd Sèra
Hi, one thing I was trying to avoid was the connection overhead. For some reason this box has been configured to 1500 connections (sic), I have no immediate permission to install a pooler and obviously the overhead in creating new processes is one of the things that kill it... So I was trying to m

Re: [SQL] Setting the process title, or can I?

2012-03-20 Thread Frank Bax
On 03/20/12 06:14, Bèrto ëd Sèra wrote: So as a dirty and quick hack to make sure our failure filter works I wanted to have an external process kill and relaunch the filter from cron each 30 minutes. Is there anyway I can mark the process running the filter, maybe using the update_process_title

[SQL] Setting the process title, or can I?

2012-03-20 Thread Bèrto ëd Sèra
Hi all, running pg 8.3.5 on RHEL (no, they won't upgrade anyway and yes, they know they should). I currently have an emergency problem with an external java process that sends in rubbish, resulting in deadlocks (might simply be "I take forever" statements that get reported as deadlocks) that do n