 Home |
Products |
Support |
Community |
News |
xen-users
Re: [Xen-users] Disk performance
| To: | xen-users@xxxxxxxxxxxxxxxxxxx |
|---|---|
| Subject: | Re: [Xen-users] Disk performance |
| From: | Bart Coninckx <bart.coninckx@xxxxxxxxxx> |
| Date: | Sat, 3 Jul 2010 16:43:01 +0200 |
| Cc: | Jonathan Tripathy <jonnyt@xxxxxxxxxxx> |
| Delivery-date: | Sat, 03 Jul 2010 07:44:23 -0700 |
| Envelope-to: | www-data@xxxxxxxxxxxxxxxxxxx |
| In-reply-to: | <4C2F3859.5030604@xxxxxxxxxxx> |
| List-help: | <mailto:xen-users-request@lists.xensource.com?subject=help> |
| List-id: | Xen user discussion <xen-users.lists.xensource.com> |
| List-post: | <mailto:xen-users@lists.xensource.com> |
| List-subscribe: | <http://lists.xensource.com/mailman/listinfo/xen-users>, <mailto:xen-users-request@lists.xensource.com?subject=subscribe> |
| List-unsubscribe: | <http://lists.xensource.com/mailman/listinfo/xen-users>, <mailto:xen-users-request@lists.xensource.com?subject=unsubscribe> |
| References: | <4C2F3859.5030604@xxxxxxxxxxx> |
| Sender: | xen-users-bounces@xxxxxxxxxxxxxxxxxxx |
| User-agent: | KMail/1.12.4 (Linux/2.6.31.12-0.2-desktop; KDE/4.3.5; x86_64; ; ) |
On Saturday 03 July 2010 15:17:13 Jonathan Tripathy wrote: > Hi Everyone, > > My Xen host has 2 X 1TB hard drives in a RAID1 setup. If one DomU starts > to dd a 5GB file (A ran it in a loop as a test), access ssh on the other > DomU becomes very slow. > > Is this normal? > > Many Thanks > > _______________________________________________ > Xen-users mailing list > Xen-users@xxxxxxxxxxxxxxxxxxx > http://lists.xensource.com/xen-users > I think this can be expected with things like a dd which could hog the disk bandwidth. Do a bonnie++ benchmark to see what the disk can do and then do a iotop while you are doing the dd and you will see how much is consumed and how much is left for the other DomUs. B. _______________________________________________ Xen-users mailing list Xen-users@xxxxxxxxxxxxxxxxxxx http://lists.xensource.com/xen-users |
| <Prev in Thread] | Current Thread | [Next in Thread> |
|---|---|---|
| ||
| Previous by Date: | [Xen-users] Graphics Card for VirtualGL server in XEN domU, Csillag Kristóf |
|---|---|
| Next by Date: | Re: [Xen-users] Disk performance, Jonathan Tripathy |
| Previous by Thread: | [Xen-users] Disk performance, Jonathan Tripathy |
| Next by Thread: | Re: [Xen-users] Disk performance, Jonathan Tripathy |
| Indexes: | [Date] [Thread] [Top] [All Lists] |
