Re: Losing data from Postgres - Mailing list pgsql-admin

From Alfred Perlstein
Subject Re: Losing data from Postgres
Date
Msg-id 20001115090253.B26647@fw.wintelcom.net
Whole thread Raw
In response to Losing data from Postgres  (Paul Breen <pbreen@computerpark.co.uk>)
List pgsql-admin
* Paul Breen <pbreen@computerpark.co.uk> [001115 07:46] wrote:
> Hello everyone,
>
[snip]
>
> Recently we have discovered that some records are missing from the main
> database table on the master box but are present in the table on the
> spare.  We know its not a transaction problem (rolling back on master but
> not spare) because reports printed at the time of the records being
> written show the data in the master.  It seems that some time afterwards
> the records just disappear from the master!  Both boxes are raided (Raid
> 5), don't know if this is significant.
>
[snip]
>
> We are using Postgres version 6.5.3.  I know its old but this is the
> customer standard and we are loathe to upgrade unless its a problem
> inherent with this version.  From a cost-of-ownership viewpoint, its
> easier to support a single version than multiple versions.  The OS is SuSE
> Linux 6.3 (kernel 2.2.13), the control system programs talk to Postgres
> via libpq, the web interface is PHP3 and the Tcl/Tk interface is pgtksh.
> The Raid controller is a DPT SmartCache 4 (28 MB RAM).   Both the master
> and the spare boxes are Intel Pentium III 550Mhz with 256MB RAM.

My suggestion would be to try the latest version, 7.0.3, it's fixed
numerous bugs for us and performs a lot better.  We used to have a
bunch of problems with 6.5.3 and upgrading to 7.0.2 solved a lot
of them, 7.0.3 solved the rest of the problems we've seen in 7.0.2.

best of luck,
-Alfred

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