Subject: Re: kern/21696 again
To: None <tech-net@netbsd.org>
From: Thor Lancelot Simon <tls@rek.tjls.com>
List: tech-net
Date: 06/28/2003 18:58:38
On Sat, Jun 28, 2003 at 06:52:11PM +0200, Manuel Bouyer wrote:
> 
> If noone object, I'll commit this in a few days.
> Note that this doesn't address the other issue raised by Chuck: commit and
> truncate ops needs to be serialised. I'll let peoples familiar with
> vnode locking issues handle it.

They should not only be serialized, they should be _gathered_.  This is
a path out of the "NFS commit murders LFS performance" swamp and could
greatly help performance on FFS as well under certain conditions.

Thor