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Re: [Xen-users] disk scheduler?
| To: | "Dylan Martin" <dmartin@xxxxxxxxxxxx> |
|---|---|
| Subject: | Re: [Xen-users] disk scheduler? |
| From: | "Todd Deshane" <deshantm@xxxxxxxxx> |
| Date: | Mon, 3 Nov 2008 19:56:55 -0500 |
| Cc: | xen-users@xxxxxxxxxxxxxxxxxxx |
| Delivery-date: | Mon, 03 Nov 2008 16:57:39 -0800 |
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| Reply-to: | deshantm@xxxxxxxxx |
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On Mon, Nov 3, 2008 at 6:14 PM, Dylan Martin <dmartin@xxxxxxxxxxxx> wrote: > Is there a way to give priority access to the disks in the same way > that the sched-credit system gives priority access to CPU? > > Basically, disk is my bottleneck and some of my domUs are of an > obviously lower priority than others. I'd like to say that domU A > gets to use the disk only half as often as domU B and so forth. > I don't have personal experience with it, but maybe dm-ioband is something that you might want to look into. See: http://people.valinux.co.jp/~ryov/dm-ioband/manual/examples.html In particular, Example #5: Bandwidth control for Xen blktap devices If you try this out, please report back to the list. Can others comment on experiences with dm-ioband? Cheers, Todd -- Todd Deshane http://todddeshane.net http://runningxen.com _______________________________________________ Xen-users mailing list Xen-users@xxxxxxxxxxxxxxxxxxx http://lists.xensource.com/xen-users |
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