Jeff Janes <jeff.ja...@gmail.com> writes: > On Tue, Dec 3, 2013 at 11:39 PM, Claudio Freire <klaussfre...@gmail.com>wrote: >> Problem is, Postgres relies on a working kernel cache for checkpoints. >> Checkpoint logic would have to be heavily reworked to account for an >> impaired kernel cache.
> I don't think it would need anything more than a sorted checkpoint. Nonsense. We don't have access to the physical-disk-layout information needed to do reasonable sorting; to say nothing of doing something intelligent in a multi-spindle environment, or whenever any other I/O is going on concurrently. 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