From: | Mark Kirkwood <markir(at)paradise(dot)net(dot)nz> |
---|---|
To: | Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us> |
Cc: | Bruce Momjian <bruce(at)momjian(dot)us>, pgsql-hackers(at)postgreSQL(dot)org |
Subject: | Re: Fully replacing ps_status (was Re: [COMMITTERS] pgsql: |
Date: | 2006-06-27 23:48:12 |
Message-ID: | 44A1C3BC.6080100@paradise.net.nz |
Views: | Raw Message | Whole Thread | Download mbox | Resend email |
Thread: | |
Lists: | pgsql-committers pgsql-hackers |
Tom Lane wrote:
> momjian(at)postgresql(dot)org (Bruce Momjian) writes:
>> Add GUC update_process_title to control whether 'ps' display is updated
>> for every command, default to on.
>
> It strikes me that the ps_status support provides one important bit of
> information that is currently hard to get elsewhere; specifically, the
> "waiting" flag that gets added while blocked on a lock. You can find
> out if a process is blocked by looking in pg_locks, but that's a fairly
> expensive probe in itself and then you have to join to pg_stat_activity
> to make any sense of it. I wonder if we should add a "waiting" boolean
> column to pg_stat_activity? Given the new implementation of
> pg_stat_activity, updating such a flag would be pretty cheap.
>
>
Funny - today I was just thinking how useful that would be!
Cheers
Mark
From | Date | Subject | |
---|---|---|---|
Next Message | Stephen Frost | 2006-06-28 01:43:30 | Re: Fully replacing ps_status (was Re: [COMMITTERS] pgsql: Add GUC update_process_title to control whether 'ps' display is) |
Previous Message | Tom Lane | 2006-06-27 23:25:28 | pgsql: Remove embedded newline in string literal --- seems to make newer |
From | Date | Subject | |
---|---|---|---|
Next Message | Stephen Frost | 2006-06-28 01:43:30 | Re: Fully replacing ps_status (was Re: [COMMITTERS] pgsql: Add GUC update_process_title to control whether 'ps' display is) |
Previous Message | Bruce Momjian | 2006-06-27 22:44:46 | Re: Fully replacing ps_status (was Re: [COMMITTERS] pgsql: |