Re: Postgres Backup Questions

Hey
    That sounds like what I would need to do. Could you provide a few
more details about how this was accomplished.

Thanks

John Allgood - ESC

Kenneth Marshall wrote:
> John,
>
> We accomplished this using an inline filter to capture the
> checksum and size for the entire dump to tape. Then we re-read
> the tape to see if the tape generated the same checksum and size.
> That is probably about a good as you are going to get.
>
> Ken
>
> On Thu, Jun 01, 2006 at 01:57:07PM -0400, John R. Allgood wrote:
>
>> Hey Again
>>
>>    Thanks for the input. but what I am wanting to check for is CRC
>> errors and block errors. The backups are written to tape and I would
>> like a way to verify the data on the tape as compared to the data on the
>> server. I may be way off here but I just want to be sure I am getting
>> reliable backups.
>>
>> Thanks
>>
>> Scott Marlowe wrote:
>>
>>> On Thu, 2006-06-01 at 10:15, John R. Allgood wrote:
>>>
>>>
>>>> Hello
>>>>
>>>>    I have a question regarding backups on Postgresql 7.4.7-2. We are
>>>> currently using a Progress database and will be moving over to Postgres
>>>> this month. In Progress there is a way to verify your backups does
>>>> Postgres have anything similiar or is there other ways to accompplish
>>>> this. I am currently writing backup and other utility scripts and would
>>>> like to incorporate this into my program.
>>>>
>>>>
>>> I wrapped my backup in a bash script, and that seems to catch errors.
>>> something like:
>>>
>>> if !(
>>>   /data01/pg/bin/pg_dump dbname > dbname.sql
>>>    );
>>> then
>>>    cat "backup failed"|mail -s "backup failed" yourname@yourdomain.com;
>>> fi
>>>
>>> To test this, I corrupted a table in a test database to force a hard
>>> failure, and it sent an email.  Don't know if it's a comprehensive test,
>>> but it seems to work for us.
>>>
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>> --
>> All I can think of is a platter of organic PRUNE CRISPS being trampled
>> by an army of swarthy, Italian LOUNGE SINGERS ...
>>
>>
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