On 2018-08-17 15:21:19 +0200, Alexis Lê-Quôc wrote: > On Tue, Aug 14, 2018 at 7:50 PM Andres Freund <andres@xxxxxxxxxxx> wrote: > > > Hi, > > > > On 2018-08-14 10:46:45 -0700, Andres Freund wrote: > > > On 2018-08-14 15:18:55 +0200, Alexis Lê-Quôc wrote: > > > > + 30.25% 26.78% postgres postgres [.] mdnblocks > > > > > > This I've likely fixed ~two years back: > > > > > > > > http://archives.postgresql.org/message-id/72a98a639574d2e25ed94652848555900c81a799 > > > > Err, wrong keyboard shortcut *and* wrong commit hash: > > > > https://git.postgresql.org/gitweb/?p=postgresql.git;a=commit;h=45e191e3aa62d47a8bc1a33f784286b2051f45cb > > > > - Andres > > > > Thanks for the commit in the first place and the reference now; that's a > very logical explanation. We're now off 9.3. Glad to help. Did the migration appear to have resolved the worst performance issues? Greetings, Andres Freund