Andres Freund <and...@2ndquadrant.com> writes: > On 2013-06-26 21:18:49 -0700, Peter Geoghegan wrote: >> Heroku are interested in online verification of basebackups (i.e. >> using checksums to verify the integrity of heap files as they are >> backed up, with a view to relying less and less on logical backups).
> Why not do this from a function/background worker in the backend where > you can go via the buffer manager to avoid torn pages et al. If you use > a buffer strategy the cache poisoning et al should be controlleable. That would require having a functioning postmaster environment, which seems like it would make such a tool much less flexible. regards, tom lane -- Sent via pgsql-hackers mailing list (pgsql-hackers@postgresql.org) To make changes to your subscription: http://www.postgresql.org/mailpref/pgsql-hackers