Re: log_line_info plan - Mailing list pgsql-hackers

From Bruce Momjian
Subject Re: log_line_info plan
Date
Msg-id 200402180354.i1I3s8P02381@candle.pha.pa.us
Whole thread Raw
In response to Re: log_line_info plan  ("Joshua D. Drake" <jd@commandprompt.com>)
List pgsql-hackers
Joshua D. Drake wrote:
> Andrew Dunstan wrote:
> > 
> > I am about to redo the patch that would allow tagging of log lines with 
> > info via a printf-style string.
> > 
> > Current plans are to call the config parameter "log_line_info" and 
> > implement the following escapes:
> > 
> > %U = user
> > %D = database
> > %T = timestamp
> > %P = pid
> > %L = session log line number
> > %C = sessionid cookie (hex encoded session start time + pid)
> > %S = session start timestamp
> > %I = Command Tag (e.g. "CREATE TABLE")
> > 
> > Any comments or suggestions before I start?
> 
> My be kind of cool if we a a duration variable in there, especially if 
> combined with %I

Duration of what?  We could show the duration within the session, but we
don't know the query duration because we print this before the query is
executed, so folks can look in the logs to see what is currently
running.

--  Bruce Momjian                        |  http://candle.pha.pa.us pgman@candle.pha.pa.us               |  (610)
359-1001+  If your life is a hard drive,     |  13 Roberts Road +  Christ can be your backup.        |  Newtown Square,
Pennsylvania19073
 


pgsql-hackers by date:

Previous
From: "Joshua D. Drake"
Date:
Subject: Re: log_line_info plan
Next
From: Andrew Dunstan
Date:
Subject: Re: log_line_info plan