 Home |
Products |
Support |
Community |
News |
xen-users
Re: [Xen-devel] Re: [Xen-users] About profiling xen
| To: | Jeremy Fitzhardinge <jeremy@xxxxxxxx> |
|---|---|
| Subject: | Re: [Xen-devel] Re: [Xen-users] About profiling xen |
| From: | Marco Tizzoni <marco.tizzoni@xxxxxxxxx> |
| Date: | Thu, 1 Oct 2009 09:35:55 +0200 |
| Cc: | "Fajar A." <fajar@xxxxxxxxx>, Fasiha Ashraf <feehapk@xxxxxxxxxxx>, xen <xen-devel@xxxxxxxxxxxxxxxxxxx>, xen-users@xxxxxxxxxxxxxxxxxxx |
| Delivery-date: | Thu, 01 Oct 2009 00:36:59 -0700 |
| Dkim-signature: | v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=gamma; h=domainkey-signature:mime-version:sender:received:in-reply-to :references:from:date:x-google-sender-auth:message-id:subject:to:cc :content-type; bh=2ws/VtKHMIeGXQr6gMPZ4wCIIWn5Zzn++DmdYFftsPE=; b=KczUnyrFB8eK+xFxUVcjyGtlUfVoOUmg+YPsEJgkipIqHEC5+7B+QpPTx6nba7z+4H 12jOqZ+I2emvf57KovITMZijDMKrS4CNGmEXdNp91ujEgaRn80XNj4GiIXmVnH6sfHLn 7//ZuvJs7Y2lDp97EXp0kbop6fFoJIJnS7tO4= |
| Domainkey-signature: | a=rsa-sha1; c=nofws; d=gmail.com; s=gamma; h=mime-version:sender:in-reply-to:references:from:date :x-google-sender-auth:message-id:subject:to:cc:content-type; b=QKbwozU51d5M/7Cft62e4bGd0c8XQ38PsaV8kmWnsCAO9al0WwqsbZOHcrTETU+/bB dWycqL6SsgV2ij/Tvn0wFTZXuFMKmOA1JEGvQi/7smby7wws7OaY15F3q5DBxvONM1ez 13jffdY9Qgq2Y9tXZx3sRyPV1jiuGMJl7/eSo= |
| Envelope-to: | www-data@xxxxxxxxxxxxxxxxxxx |
| In-reply-to: | <4AC3E889.6060407@xxxxxxxx> |
| 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: | <196324.1267.qm@xxxxxxxxxxxxxxxxxxxxxxxxxxx> <f9611b0f0909292333r7da0c616rbe53ca73a6ea512d@xxxxxxxxxxxxxx> <20090930063747.GG1434@xxxxxxxxxxx> <f9611b0f0909292340o6a53326aobcd87334d7cfaa6b@xxxxxxxxxxxxxx> <f9611b0f0909300045o55e22378xea270e9873471f1d@xxxxxxxxxxxxxx> <f9611b0f0909300206v53577d1cw300ff6092b8ffede@xxxxxxxxxxxxxx> <4AC3E889.6060407@xxxxxxxx> |
| Sender: | xen-users-bounces@xxxxxxxxxxxxxxxxxxx |
On Thu, Oct 1, 2009 at 1:23 AM, Jeremy Fitzhardinge <jeremy@xxxxxxxx> wrote: > Your clocksource is "xen", which is the best possible for a PV xen guest. > > However, a clocksource is for measuring elapsed time, not triggering > timers. Why? How would you solve the problem of raising events at a fixed rate? > Unfortunately there doesn't seem to be a /sys file to show the > current clockevent source in use, but if you have "xen" clocksource it's > almost certainly the xen clockevent. > > However, this is only relevent if you have CONFIG_NO_HZ and > CONFIG_HIGHRES_TIMERS enabled. I've tried both set/unset but nothing change. m- _______________________________________________ Xen-users mailing list Xen-users@xxxxxxxxxxxxxxxxxxx http://lists.xensource.com/xen-users |
| <Prev in Thread] | Current Thread | [Next in Thread> |
|---|---|---|
| ||
| Previous by Date: | Re: [Xen-users] disk I/O problems under load? (Xen-3.4.1/x86_64), Pasi Kärkkäinen |
|---|---|
| Next by Date: | Re: [Xen-users] Re: Xen Orchestra : web app for managing Xen with one or more Dom0, Olivier LAMBERT |
| Previous by Thread: | Re: [Xen-users] disk I/O problems under load? (Xen-3.4.1/x86_64), Pasi Kärkkäinen |
| Next by Thread: | Re: [Xen-devel] Re: [Xen-users] About profiling xen, Jeremy Fitzhardinge |
| Indexes: | [Date] [Thread] [Top] [All Lists] |
