| From: | Qingqing Zhou <zhouqq(at)cs(dot)toronto(dot)edu> |
|---|---|
| To: | Kevin Grittner <Kevin(dot)Grittner(at)wicourts(dot)gov> |
| Cc: | icub3d(at)gmail(dot)com, mha(at)sollentuna(dot)net, pgsql-admin(at)postgresql(dot)org |
| Subject: | Re: ERROR: could not read block |
| Date: | 2005-11-16 00:07:34 |
| Message-ID: | Pine.LNX.4.58.0511151904560.551@eon.cs |
| Views: | Raw Message | Whole Thread | Download mbox | Resend email |
| Thread: | |
| Lists: | pgsql-admin |
On Tue, 15 Nov 2005, Kevin Grittner wrote:
> I got the error log working on Windows (with redirect_stderr). I had
> to stop and restart postgres to do so. I ran the query (for the fourth
> time), and it completed successfully.
Strange - the phyiscal read for the 2nd, 3rd, 4th time should be the
same, if we intent to think of the IO presure.
>
> Is there anything that anyone wants me to do at this point, to try
> to pin down a cause, or do I drop it here?
>
Since you can reproduce the error with big chance, I think it is a good
chance to pin down a cause now. It would be useful to know the
GetLastError() instead of a tranlated errno. Can you patch the code like
this (patch smgrread()):
http://archives.postgresql.org/pgsql-bugs/2005-10/msg00050.php
Regards,
Qingqing
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