Re: [ext3][kernels >= 2.6.20.7 at least] KDE going comatose when FS is under heavy write load (massive starvation)

Jens Axboe
2007-04-30T07:01:38Z

On Sat, Apr 28 2007, Mikulas Patocka wrote:
> >So perhaps if there's any privileged reads going on then we should limit
> >writes to a depth of 2 at most, with some timeout mechanism that would
>
> SCSI has a "high priority" bit in the command block, so you can just set
> it --- but I am not sure how well do disks support it.

I'd be surprised if it was useful.

--
Jens Axboe