On Mon, Apr 4, 2011 at 6:41 PM, Stephen Frost <sfrost(at)snowman(dot)net> wrote:
> * Robert Haas (robertmhaas(at)gmail(dot)com) wrote:
>> Well, the flip side is that if you have appropriate logging turned on,
>> you might be able to go back and look at what the transaction that
>> took the lock actually did, which won't be possible if you arbitrarily
>> throw the PID away.
>
> What'd be horribly useful would be the pid and the *time* that the lock
> was taken.. Knowing just the pid blows, since the pid could technically
> end up reused (tho not terribly likely) in the time frame you're trying
> to figure out what happened during..
Well, I don't think we're likely to redesign pg_locks at this point,
so it's a question of making the best use of the fields we have to
work with.
--
Robert Haas
EnterpriseDB: http://www.enterprisedb.com
The Enterprise PostgreSQL Company
In response to
Responses
pgsql-hackers by date
| Next: | From: Robert Haas | Date: 2011-04-04 23:10:42 |
| Subject: Re: [COMMITTERS] pgsql: Avoid assuming there will be only 3 states
for synchronous_commi |
| Previous: | From: Tom Lane | Date: 2011-04-04 22:57:30 |
| Subject: Re: Extensions Dependency Checking |