Hi, On Saturday, September 24, 2011 05:08:17 PM Magnus Hagander wrote: > Attached patch adds a simple call to posix_fadvise with > POSIX_FADV_DONTNEED on all the files being read when doing a base > backup, to help the kernel not to trash the filesystem cache. > > Seems like a simple enough fix - in fact, I don't remember why I took > it out of the original patch :O > > Any reason not to put this in? Is it even safe enough to put into 9.1 > (probably not, but maybe?) Won't that possibly throw a formerly fully cached database out of the cache?
Andres -- Sent via pgsql-hackers mailing list (pgsql-hackers@postgresql.org) To make changes to your subscription: http://www.postgresql.org/mailpref/pgsql-hackers
