Re: [HACKERS] Sun Donated a Sun Fire T2000 to the PostgreSQL

From: Josh Berkus <josh(at)agliodbs(dot)com>
To: pgsql-hackers(at)postgresql(dot)org
Cc: Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us>, Tatsuo Ishii <ishii(at)sraoss(dot)co(dot)jp>, Robert(dot)Lor(at)sun(dot)com, pgsql-performance(at)postgresql(dot)org
Subject: Re: [HACKERS] Sun Donated a Sun Fire T2000 to the PostgreSQL
Date: 2006-06-17 19:19:40
Message-ID: 200606171219.40374.josh@agliodbs.com
Views: Raw Message | Whole Thread | Download mbox | Resend email
Thread:
Lists: pgsql-hackers pgsql-performance

Tom,

> 18% in s_lock is definitely bad :-(.  Were you able to determine which
> LWLock(s) are accounting for the contention?

Gavin Sherry and Tom Daly (Sun) are currently working on identifying the
problem lock using DLWLOCK_STATS. Any luck, Gavin?

--
Josh Berkus
PostgreSQL @ Sun
San Francisco

In response to

Browse pgsql-hackers by date

  From Date Subject
Next Message Tom Lane 2006-06-17 19:21:09 Re: MultiXacts & WAL
Previous Message Heikki Linnakangas 2006-06-17 19:09:01 Re: MultiXacts & WAL

Browse pgsql-performance by date

  From Date Subject
Next Message Jim Nasby 2006-06-17 19:25:14 Re: Precomputed constants?
Previous Message Tom Lane 2006-06-17 17:43:06 Re: Test request for Stats collector performance improvement