Skip site navigation (1) Skip section navigation (2)

Re: Disk Fills Up and fsck "Compresses" it

From: "Jim C(dot) Nasby" <decibel(at)decibel(dot)org>
To: Y Sidhu <ysidhu(at)gmail(dot)com>
Cc: pgsql-performance(at)postgresql(dot)org
Subject: Re: Disk Fills Up and fsck "Compresses" it
Date: 2007-05-15 23:41:53
Message-ID: (view raw, whole thread or download thread mbox)
Lists: pgsql-performance
I'm guessing you're seeing the affect of softupdates. With those enabled
it can take some time before the space freed by a delete will actually
show up as available.

On Tue, May 15, 2007 at 01:18:42PM -0700, Y Sidhu wrote:
> Anyone seen PG filling up a 66 GB partition from say 40-ish percentage to
> 60-ish percentage in a manner of minutes. When I run a 'fsck' the disk usage
> comes down to 40-ish percentage. That's about 10+ GB's variance.
> This is a FreeBSD 6.2 RC2, 4GB memory, Xeon 3.2 GHz '4' of the '8' CPUs in
> use - dual cpu, dual core with HTT turned off in the sense that the other 4
> cpu's have been masked out. The drive is a Western Digital 70 GB SATA.
> -- 
> Yudhvir Singh Sidhu
> 408 375 3134 cell

Jim Nasby                                      decibel(at)decibel(dot)org
EnterpriseDB      512.569.9461 (cell)

In response to


pgsql-performance by date

Next:From: Jim C. NasbyDate: 2007-05-16 00:08:07
Subject: Re: Automatic adjustment of bgwriter_lru_maxpages
Previous:From: Jim C. NasbyDate: 2007-05-15 23:38:56
Subject: Re: pg_stats how-to?

Privacy Policy | About PostgreSQL
Copyright © 1996-2017 The PostgreSQL Global Development Group