Tuning for PostGreSQL Database

Tom Samplonius tom at sdf.com
Tue Jul 22 09:23:29 PDT 2003

On Mon, 21 Jul 2003, Sean Chittenden wrote:

> > > Softupdates on, async off.  Softupdates is just a better async.
> > 
> > postgresql fsync's all its files before returning from a commit in
> > order to ensure durability, right?  Does softupdates interfere with
> > the functioning of sync(2)/fsync(2)?
> It can, yes, but that's the risk of soft updates.  From tuning(7):

  No it can't.  Regardless of how softupdates re-orders filesystem
activity, fsync flushes all dirty buffers.


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