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Re: [Xen-devel] RE: "xm create" take more time to return.

To: "Zhang, Yang Z" <yang.z.zhang@xxxxxxxxx>, "xen-devel@xxxxxxxxxxxxxxxxxxx" <xen-devel@xxxxxxxxxxxxxxxxxxx>

From: Keir Fraser <keir@xxxxxxx>

Date: Wed, 24 Nov 2010 09:02:49 +0000

Cc: Ian Jackson <Ian.Jackson@xxxxxxxxxxxxx>

Delivery-date: Wed, 24 Nov 2010 01:04:08 -0800

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Thread-topic: [Xen-devel] RE: "xm create" take more time to return.

Noone cares that much about xm any more. Reproduce with xl create and you might get some takers from the maintainers of libxl. On 24/11/2010 03:14, "Zhang, Yang Z" <yang.z.zhang@xxxxxxxxx> wrote: > No one care about the stress case? Or this issue only happen to me? > > best regards > yang > > >> -----Original Message----- >> From: xen-devel-bounces@xxxxxxxxxxxxxxxxxxx >> [mailto:xen-devel-bounces@xxxxxxxxxxxxxxxxxxx] On Behalf Of Zhang, Yang Z >> Sent: Friday, November 19, 2010 9:47 AM >> To: xen-devel@xxxxxxxxxxxxxxxxxxx >> Cc: Keir Fraser >> Subject: [Xen-devel] "xm create" take more time to return. >> >> Hi all >> Now I am running stress test against xen-unstable. We have one case that >> repeated to create/destroy guest one thousand times. I can see it is always >> successful to create/destroy guest at begin of the testing(about first three >> hundreds). But after create/destroy guest about three hundreds, we start to >> see the testing will fail sometime. And at ending of the testing, it always >> fail to >> create guest. >> After investigation, we found after many times create/destroy guest. The >> return from "xm create guest.config" was very slowly. It may take more than 1 >> minutes to return. But guest still successful to create when it returned. >> With >> "top", I found the xenstored take about 70% cpu utilization when run "xm >> create". So I think there would be something wrong with xenstored after >> create/destroy guest many many times. >> Anyone have suggestion? >> >> best regards >> yang >> >> >> >> _______________________________________________ >> Xen-devel mailing list >> Xen-devel@xxxxxxxxxxxxxxxxxxx >> http://lists.xensource.com/xen-devel > > _______________________________________________ > Xen-devel mailing list > Xen-devel@xxxxxxxxxxxxxxxxxxx > http://lists.xensource.com/xen-devel _______________________________________________ Xen-devel mailing list Xen-devel@xxxxxxxxxxxxxxxxxxx http://lists.xensource.com/xen-devel

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