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Re: "error with invalid page header" while vacuuming pgbench data

From: Craig Ringer <craig(at)postnewspapers(dot)com(dot)au>
To: Scott Marlowe <scott(dot)marlowe(at)gmail(dot)com>
Cc: John Rouillard <rouilj(at)renesys(dot)com>, pgsql-performance(at)postgresql(dot)org
Subject: Re: "error with invalid page header" while vacuuming pgbench data
Date: 2011-05-26 03:17:50
Message-ID: (view raw, whole thread or download thread mbox)
Lists: pgsql-performance
On 05/26/2011 06:18 AM, Scott Marlowe wrote:
> On Wed, May 25, 2011 at 4:07 PM, John Rouillard<rouilj(at)renesys(dot)com>  wrote:
>> Well I am also managing to panic the kernel on some runs as well.  So
>> my guess is this is not only a postgres bug (if it's a postgres issue
>> at all).
>> As gregg mentioned in another followup ext4 under centos 5.x may be an
>> issue. I'll drop back to ext3 and see if I can replicate the
>> corruption or crashes one I rule out some potential hardware issues.
> Also do the standard memtest86+ run to ensure your memory isn't bad.
> Also do a simple dd if=/dev/sda of=/dev/null to make sure the drive
> has no errors.

If possible, also/instead use smartctl from smartmontools to ask the 
drive to do an internal self-test and surface scan. This doesn't help 
you with RAID volumes, but is often much more informative with plain 
physical drives.

Craig Ringer

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