Re: [PERFORM] Checkpoint distribution

2014-04-14 Thread Jeff Janes
On Mon, Apr 14, 2014 at 9:42 AM, Borodin Vladimir wrote: > 14 апр. 2014 г., в 19:11, Jeff Janes написал(а): > > > During the writing phase of the checkpoint, PostgreSQL passes the dirty > data to the OS. At the end, it then tells the OS to make sure that that > data has actually reached disk.

Re: [PERFORM] Checkpoint distribution

2014-04-14 Thread Borodin Vladimir
14 апр. 2014 г., в 19:11, Jeff Janes написал(а): > On Mon, Apr 14, 2014 at 2:46 AM, Borodin Vladimir wrote: > Hi all. > > I’m running PostgreSQL 9.3.4 and doing stress test of the database with > writing only load. The test plan does 1000 transactions per second (each of > them does several u

Re: [PERFORM] Checkpoint distribution

2014-04-14 Thread Jeff Janes
On Mon, Apr 14, 2014 at 2:46 AM, Borodin Vladimir wrote: > Hi all. > > I’m running PostgreSQL 9.3.4 and doing stress test of the database with > writing only load. The test plan does 1000 transactions per second (each of > them does several updates/inserts). The problem is that checkpoint is not