Re: suppressing syncs on spools

[Jan-Frode Myklebust <janfrode@xxxxxxxxxxx>]

On Fri, Mar 07, 2003 at 04:46:42PM +0100, Bernhard Erdmann wrote:
> 
> for a spool/scratch filesystem I'm only interested in speed. Disk I/O
> should be as minimal as possible. Files will be deleted some 1/10 sec or
> some secs later. It won't hurt if files are lost if the box crashes.
> This filesystem can even be mkfs'd at system boot.
> 
> Just speed, like a ram disk, but I don't want to spend 1-2 GB to a ram disk.

Have you considered tmpfs? tmpfs can live in both ram and disk (swap).
Read linux/Documentation/filesystems/tmpfs.txt.

> 
> Are there mount options or mkfs.xfs options which can help to reduce
> disk I/O?

Don't know of any, except maybe putting the log on a ramdisk? And of
course 'noatime'.


  -jf