On Thu, Sep 6, 2012 at 4:08 PM, Heikki Linnakangas <hlinn...@iki.fi> wrote: > On 06.09.2012 13:07, Robert Haas wrote: >>>> pg_dump doesn't modify any data, so I don't see how it could be >>>> causing WAL logs to get generated. >>> >>> Doesn't hint-bit setting cause WAL traffic these days? >> >> I sure as heck don't think so. > > It does not. HOT page pruning does, however. It could be that..
True, but wouldn't you have to be fantastically unlucky for that to amount to anything material? I mean, what are the chances of that happening on more than a very small percentage of blocks? -- Robert Haas EnterpriseDB: http://www.enterprisedb.com The Enterprise PostgreSQL Company -- Sent via pgsql-bugs mailing list (pgsql-bugs@postgresql.org) To make changes to your subscription: http://www.postgresql.org/mailpref/pgsql-bugs