From mboxrd@z Thu Jan 1 00:00:00 1970 From: jd Subject: VM wait stats Date: Tue, 16 Jan 2007 16:35:49 -0800 (PST) Message-ID: <445374.70498.qm@web35803.mail.mud.yahoo.com> Mime-Version: 1.0 Content-Type: multipart/mixed; boundary="===============1491099278==" Return-path: List-Unsubscribe: , List-Post: List-Help: List-Subscribe: , Mime-version: 1.0 Sender: xen-devel-bounces@lists.xensource.com Errors-To: xen-devel-bounces@lists.xensource.com To: xendevel List-Id: xen-devel@lists.xenproject.org --===============1491099278== Content-Type: multipart/alternative; boundary="0-974369897-1168994149=:70498" Content-Transfer-Encoding: 8bit --0-974369897-1168994149=:70498 Content-Type: text/plain; charset=iso-8859-1 Content-Transfer-Encoding: 8bit Hi Is it possible to get to the following wait times ? Any plans on adding them ? CPU wait time : Time the VM had to wait to get the processor. similarly : Disk I/O wait time : Swap I/O wait time : Network I/O : Network I/O for storage separately ? Page faults I am looking for measurements that would signify contention and would help administrators make decisions in addition to the utilization metrics. Thanks /Jd --------------------------------- Looking for earth-friendly autos? Browse Top Cars by "Green Rating" at Yahoo! Autos' Green Center. --0-974369897-1168994149=:70498 Content-Type: text/html; charset=iso-8859-1 Content-Transfer-Encoding: 8bit Hi
   Is it possible to get to the following wait times ? Any plans on adding them ?

CPU wait time : Time the VM had to wait to get the processor.
similarly :
Disk I/O wait time :
Swap I/O wait time  :
Network I/O  :
Network I/O for storage separately ?

Page faults

I am looking for measurements that would signify contention and would help administrators make decisions in addition to the utilization metrics.

Thanks
/Jd

Looking for earth-friendly autos?
Browse Top Cars by "Green Rating" at Yahoo! Autos' Green Center. --0-974369897-1168994149=:70498-- --===============1491099278== Content-Type: text/plain; charset="us-ascii" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit Content-Disposition: inline _______________________________________________ Xen-devel mailing list Xen-devel@lists.xensource.com http://lists.xensource.com/xen-devel --===============1491099278==-- From mboxrd@z Thu Jan 1 00:00:00 1970 From: Rob Gardner Subject: Re: VM wait stats Date: Tue, 16 Jan 2007 19:27:51 -0700 Message-ID: <45AD89A7.6060600@hp.com> References: <445374.70498.qm@web35803.mail.mud.yahoo.com> Mime-Version: 1.0 Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 7bit Return-path: In-Reply-To: <445374.70498.qm@web35803.mail.mud.yahoo.com> List-Unsubscribe: , List-Post: List-Help: List-Subscribe: , Sender: xen-devel-bounces@lists.xensource.com Errors-To: xen-devel-bounces@lists.xensource.com To: jd Cc: xendevel List-Id: xen-devel@lists.xenproject.org jd wrote: > Hi > Is it possible to get to the following wait times ? Any plans on > adding them ? > > CPU wait time : Time the VM had to wait to get the processor. > This metric is available via Xenmon. Rob From mboxrd@z Thu Jan 1 00:00:00 1970 From: Rik van Riel Subject: Re: VM wait stats Date: Wed, 17 Jan 2007 23:07:04 -0500 Message-ID: <45AEF268.1040703@redhat.com> References: <445374.70498.qm@web35803.mail.mud.yahoo.com> <45AD89A7.6060600@hp.com> Mime-Version: 1.0 Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit Return-path: In-Reply-To: <45AD89A7.6060600@hp.com> List-Unsubscribe: , List-Post: List-Help: List-Subscribe: , Sender: xen-devel-bounces@lists.xensource.com Errors-To: xen-devel-bounces@lists.xensource.com To: Rob Gardner Cc: xendevel , jd List-Id: xen-devel@lists.xenproject.org Rob Gardner wrote: > jd wrote: >> Hi >> Is it possible to get to the following wait times ? Any plans on >> adding them ? >> >> CPU wait time : Time the VM had to wait to get the processor > > This metric is available via Xenmon. Xenolinux also shows this as steal time in /proc/stat. Vmstat, top, sar and other tools know how to interpret and show the number. -- Politics is the struggle between those who want to make their country the best in the world, and those who believe it already is. Each group calls the other unpatriotic. From mboxrd@z Thu Jan 1 00:00:00 1970 From: jd Subject: Re: VM wait stats Date: Thu, 18 Jan 2007 08:44:36 -0800 (PST) Message-ID: <979220.63973.qm@web35806.mail.mud.yahoo.com> References: <45AEF268.1040703@redhat.com> Mime-Version: 1.0 Content-Type: multipart/mixed; boundary="===============1279760944==" Return-path: In-Reply-To: <45AEF268.1040703@redhat.com> List-Unsubscribe: , List-Post: List-Help: List-Subscribe: , Mime-version: 1.0 Sender: xen-devel-bounces@lists.xensource.com Errors-To: xen-devel-bounces@lists.xensource.com To: Rik van Riel , Rob Gardner Cc: xendevel , jd List-Id: xen-devel@lists.xenproject.org --===============1279760944== Content-Type: multipart/alternative; boundary="0-2044774983-1169138676=:63973" Content-Transfer-Encoding: 8bit --0-2044774983-1169138676=:63973 Content-Type: text/plain; charset=iso-8859-1 Content-Transfer-Encoding: 8bit Thanks Any idea about the following ones.. ? similarly : Disk I/O wait time : Swap I/O wait time : Network I/O : Network I/O for storage separately ? Page faults /Jd Rik van Riel wrote: Rob Gardner wrote: > jd wrote: >> Hi >> Is it possible to get to the following wait times ? Any plans on >> adding them ? >> >> CPU wait time : Time the VM had to wait to get the processor > > This metric is available via Xenmon. Xenolinux also shows this as steal time in /proc/stat. Vmstat, top, sar and other tools know how to interpret and show the number. -- Politics is the struggle between those who want to make their country the best in the world, and those who believe it already is. Each group calls the other unpatriotic. --------------------------------- It's here! Your new message! Get new email alerts with the free Yahoo! Toolbar. --0-2044774983-1169138676=:63973 Content-Type: text/html; charset=iso-8859-1 Content-Transfer-Encoding: 8bit Thanks

Any idea about the following ones.. ?

similarly :
Disk I/O wait time :
Swap I/O wait time  :
Network I/O  :
Network I/O for storage separately ?

Page faults

/Jd

Rik van Riel <riel@redhat.com> wrote:
Rob Gardner wrote:
> jd wrote:
>> Hi
>> Is it possible to get to the following wait times ? Any plans on
>> adding them ?
>>
>> CPU wait time : Time the VM had to wait to get the processor
>
> This metric is available via Xenmon.

Xenolinux also shows this as steal time in /proc/stat.

Vmstat, top, sar and other tools know how to interpret
and show the number.

--
Politics is the struggle between those w ho want to make their country
the best in the world, and those who believe it already is. Each group
calls the other unpatriotic.

It's here! Your new message!
Get new email alerts with the free Yahoo! Toolbar. --0-2044774983-1169138676=:63973-- --===============1279760944== Content-Type: text/plain; charset="us-ascii" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit Content-Disposition: inline _______________________________________________ Xen-devel mailing list Xen-devel@lists.xensource.com http://lists.xensource.com/xen-devel --===============1279760944==-- From mboxrd@z Thu Jan 1 00:00:00 1970 From: Rik van Riel Subject: Re: VM wait stats Date: Thu, 18 Jan 2007 13:09:35 -0500 Message-ID: <45AFB7DF.5070400@redhat.com> References: <979220.63973.qm@web35806.mail.mud.yahoo.com> Mime-Version: 1.0 Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit Return-path: In-Reply-To: <979220.63973.qm@web35806.mail.mud.yahoo.com> List-Unsubscribe: , List-Post: List-Help: List-Subscribe: , Sender: xen-devel-bounces@lists.xensource.com Errors-To: xen-devel-bounces@lists.xensource.com To: jd Cc: xendevel , Rob Gardner List-Id: xen-devel@lists.xenproject.org jd wrote: > Thanks > > Any idea about the following ones.. ? > > similarly : > Disk I/O wait time : > Swap I/O wait time : > Network I/O : > Network I/O for storage separately ? > > Page faults These are not broken down separately. All filesystem and page fault I/O waiting time is expressed in one "iowait" statistic, also in the CPU lines in /proc/stat. And yes, vmstat, top and sar know about this one, too. -- Politics is the struggle between those who want to make their country the best in the world, and those who believe it already is. Each group calls the other unpatriotic.