Subject: Re: fsync performance hit on 1.6.1
To: Stephen Ma <>
From: enami tsugutomo <>
List: tech-kern
Date: 07/04/2003 09:56:39 (Stephen Ma) writes:

> This sounds like it would be the effect of PR kern/17321, which was
> applied to 1.6.1.

That will makes write syscall slower, but I don't think fsync is

One of possible reason will be traversal for pages held by the vnode
to find dirty page.

Profiling kernel may help this.