Re: Linux ready for high-volume databases?

With the low cost of disks, it might be a good idea to just copy to
disks, that one can put back in.

Greg Stark wrote:

>Vivek Khera <khera(at)kcilink(dot)com> writes:
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>>I run a 24x7x365 db on FreeBSD which has *never* crashed in the 3
>>years it has been in production. Only downtime was the upgrade from
>>PG 7.1 to 7.2 and once for a switchover from RAID5 to RAID10.
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>I would be interested to know what backup strategy you use for this. Without
>online backups this means that if you had crashed you would have lost data up
>to the last pg_dump you took? Had you done tests to see how long it would have
>taken to restore from the pg_dump?
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>Online backups with archived transaction logs are the next big killer feature
>(the last one remaining?) for 24x7 operation I think.
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>>The DB is currently about 27Mb on disk (including indexes) and
>>processes several million inserts and updates daily, and a few million
>>deletes once every two weeks.
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>>
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>Oh, it's a really small database. That helps a lot with the backup problems of
>24x7 operation. Still I would be interested.
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