Subject: Re: Limiting disk I/O?
To: None <tech-kern@netbsd.org>
From: Michael van Elst <mlelstv@serpens.de>
List: tech-kern
Date: 11/12/2007 20:38:10
jmarin@embedtronics.fi (Jukka Marin) writes:
>Wow :-) But I don't think delaying a catastrophe is the same as preventing
>it :-) I would like to slow down the sync operation (to leave part of the
>I/O capacity for other things). I guess I could try making the delays real
>short and see what happens then..
The problem comes from running out of buffers. You want to sync
often and you want to sync fewer buffers in a burst to mitigate
the problem.
What happened to the trickle sync, does it still work?
--
--
Michael van Elst
Internet: mlelstv@serpens.de
"A potential Snark may lurk in every tree."