Re: [PATCH 0/4] Alter steal-time reporting in the guest

2013-03-07 Thread Michael Wolf
On Thu, 2013-03-07 at 14:11 +1100, Paul Mackerras wrote: On Wed, Mar 06, 2013 at 09:52:16PM -0300, Marcelo Tosatti wrote: On Wed, Mar 06, 2013 at 10:29:12AM -0600, Michael Wolf wrote: I looked at doing that once but was told that I was changing the interface in an unacceptable way,

Re: [PATCH 0/4] Alter steal-time reporting in the guest

2013-03-07 Thread Michael Wolf
On Wed, 2013-03-06 at 23:30 -0300, Marcelo Tosatti wrote: On Wed, Mar 06, 2013 at 10:27:13AM -0600, Michael Wolf wrote: On Tue, 2013-03-05 at 22:41 -0300, Marcelo Tosatti wrote: On Tue, Mar 05, 2013 at 02:22:08PM -0600, Michael Wolf wrote: Sorry for the delay in the response. I did not

Re: [PATCH 0/4] Alter steal-time reporting in the guest

2013-03-07 Thread Michael Wolf
On Wed, 2013-03-06 at 23:30 -0300, Marcelo Tosatti wrote: On Wed, Mar 06, 2013 at 10:27:13AM -0600, Michael Wolf wrote: On Tue, 2013-03-05 at 22:41 -0300, Marcelo Tosatti wrote: On Tue, Mar 05, 2013 at 02:22:08PM -0600, Michael Wolf wrote: Sorry for the delay in the response. I did not

Re: [PATCH 0/4] Alter steal-time reporting in the guest

2013-03-07 Thread Marcelo Tosatti
On Thu, Mar 07, 2013 at 03:15:09PM -0600, Michael Wolf wrote: Makes sense? Not sure what the concrete way to report stolen time relative to hard capping is (probably easier inside the scheduler, where run_delay is calculated). Reporting the hard capping to the guest is a good

Re: [PATCH 0/4] Alter steal-time reporting in the guest

2013-03-07 Thread Michael Wolf
On Thu, 2013-03-07 at 18:25 -0300, Marcelo Tosatti wrote: On Thu, Mar 07, 2013 at 03:15:09PM -0600, Michael Wolf wrote: Makes sense? Not sure what the concrete way to report stolen time relative to hard capping is (probably easier inside the scheduler, where run_delay is

Re: [PATCH 0/4] Alter steal-time reporting in the guest

2013-03-07 Thread Marcelo Tosatti
On Thu, Mar 07, 2013 at 04:34:16PM -0600, Michael Wolf wrote: On Thu, 2013-03-07 at 18:25 -0300, Marcelo Tosatti wrote: On Thu, Mar 07, 2013 at 03:15:09PM -0600, Michael Wolf wrote: Makes sense? Not sure what the concrete way to report stolen time relative to hard capping

Re: [PATCH 0/4] Alter steal-time reporting in the guest

2013-03-07 Thread Marcelo Tosatti
On Thu, Mar 07, 2013 at 10:54:37PM -0300, Marcelo Tosatti wrote: On Thu, Mar 07, 2013 at 04:34:16PM -0600, Michael Wolf wrote: On Thu, 2013-03-07 at 18:25 -0300, Marcelo Tosatti wrote: On Thu, Mar 07, 2013 at 03:15:09PM -0600, Michael Wolf wrote: Makes sense? Not sure

Re: [PATCH 0/4] Alter steal-time reporting in the guest

2013-03-06 Thread Glauber Costa
On 03/06/2013 05:41 AM, Marcelo Tosatti wrote: On Tue, Mar 05, 2013 at 02:22:08PM -0600, Michael Wolf wrote: Sorry for the delay in the response. I did not see the email right away. On Mon, 2013-02-18 at 22:11 -0300, Marcelo Tosatti wrote: On Mon, Feb 18, 2013 at 05:43:47PM +0100, Frederic

Re: [PATCH 0/4] Alter steal-time reporting in the guest

2013-03-06 Thread Frederic Weisbecker
2013/2/19 Marcelo Tosatti mtosa...@redhat.com: On Mon, Feb 18, 2013 at 05:43:47PM +0100, Frederic Weisbecker wrote: 2013/2/5 Michael Wolf m...@linux.vnet.ibm.com: In the case of where you have a system that is running in a capped or overcommitted environment the user may see steal time

Re: [PATCH 0/4] Alter steal-time reporting in the guest

2013-03-06 Thread Frederic Weisbecker
2013/3/5 Michael Wolf m...@linux.vnet.ibm.com: Sorry for the delay in the response. I did not see the email right away. On Mon, 2013-02-18 at 22:11 -0300, Marcelo Tosatti wrote: On Mon, Feb 18, 2013 at 05:43:47PM +0100, Frederic Weisbecker wrote: 2013/2/5 Michael Wolf

Re: [PATCH 0/4] Alter steal-time reporting in the guest

2013-03-06 Thread Michael Wolf
On Tue, 2013-03-05 at 22:41 -0300, Marcelo Tosatti wrote: On Tue, Mar 05, 2013 at 02:22:08PM -0600, Michael Wolf wrote: Sorry for the delay in the response. I did not see the email right away. On Mon, 2013-02-18 at 22:11 -0300, Marcelo Tosatti wrote: On Mon, Feb 18, 2013 at

Re: [PATCH 0/4] Alter steal-time reporting in the guest

2013-03-06 Thread Michael Wolf
On Wed, 2013-03-06 at 12:13 +0400, Glauber Costa wrote: On 03/06/2013 05:41 AM, Marcelo Tosatti wrote: On Tue, Mar 05, 2013 at 02:22:08PM -0600, Michael Wolf wrote: Sorry for the delay in the response. I did not see the email right away. On Mon, 2013-02-18 at 22:11 -0300, Marcelo

Re: [PATCH 0/4] Alter steal-time reporting in the guest

2013-03-06 Thread Michael Wolf
On Wed, 2013-03-06 at 14:34 +0100, Frederic Weisbecker wrote: 2013/3/5 Michael Wolf m...@linux.vnet.ibm.com: Sorry for the delay in the response. I did not see the email right away. On Mon, 2013-02-18 at 22:11 -0300, Marcelo Tosatti wrote: On Mon, Feb 18, 2013 at 05:43:47PM +0100,

Re: [PATCH 0/4] Alter steal-time reporting in the guest

2013-03-06 Thread Marcelo Tosatti
On Wed, Mar 06, 2013 at 10:29:12AM -0600, Michael Wolf wrote: On Wed, 2013-03-06 at 12:13 +0400, Glauber Costa wrote: On 03/06/2013 05:41 AM, Marcelo Tosatti wrote: On Tue, Mar 05, 2013 at 02:22:08PM -0600, Michael Wolf wrote: Sorry for the delay in the response. I did not see the email

Re: [PATCH 0/4] Alter steal-time reporting in the guest

2013-03-06 Thread Marcelo Tosatti
On Wed, Mar 06, 2013 at 10:27:13AM -0600, Michael Wolf wrote: On Tue, 2013-03-05 at 22:41 -0300, Marcelo Tosatti wrote: On Tue, Mar 05, 2013 at 02:22:08PM -0600, Michael Wolf wrote: Sorry for the delay in the response. I did not see the email right away. On Mon, 2013-02-18 at

Re: [PATCH 0/4] Alter steal-time reporting in the guest

2013-03-06 Thread Paul Mackerras
On Wed, Mar 06, 2013 at 09:52:16PM -0300, Marcelo Tosatti wrote: On Wed, Mar 06, 2013 at 10:29:12AM -0600, Michael Wolf wrote: I looked at doing that once but was told that I was changing the interface in an unacceptable way, because now I was not reporting all of the elapsed time. I agree

Re: [PATCH 0/4] Alter steal-time reporting in the guest

2013-03-05 Thread Michael Wolf
Sorry for the delay in the response. I did not see the email right away. On Mon, 2013-02-18 at 22:11 -0300, Marcelo Tosatti wrote: On Mon, Feb 18, 2013 at 05:43:47PM +0100, Frederic Weisbecker wrote: 2013/2/5 Michael Wolf m...@linux.vnet.ibm.com: In the case of where you have a system that

Re: [PATCH 0/4] Alter steal-time reporting in the guest

2013-03-05 Thread Marcelo Tosatti
On Tue, Mar 05, 2013 at 02:22:08PM -0600, Michael Wolf wrote: Sorry for the delay in the response. I did not see the email right away. On Mon, 2013-02-18 at 22:11 -0300, Marcelo Tosatti wrote: On Mon, Feb 18, 2013 at 05:43:47PM +0100, Frederic Weisbecker wrote: 2013/2/5 Michael Wolf

Re: [PATCH 0/4] Alter steal-time reporting in the guest

2013-02-18 Thread Frederic Weisbecker
2013/2/5 Michael Wolf m...@linux.vnet.ibm.com: In the case of where you have a system that is running in a capped or overcommitted environment the user may see steal time being reported in accounting tools such as top or vmstat. This can cause confusion for the end user. Sorry, I'm no expert

Re: [PATCH 0/4] Alter steal-time reporting in the guest

2013-02-18 Thread Marcelo Tosatti
On Mon, Feb 18, 2013 at 05:43:47PM +0100, Frederic Weisbecker wrote: 2013/2/5 Michael Wolf m...@linux.vnet.ibm.com: In the case of where you have a system that is running in a capped or overcommitted environment the user may see steal time being reported in accounting tools such as top or

[PATCH 0/4] Alter steal-time reporting in the guest

2013-02-05 Thread Michael Wolf
In the case of where you have a system that is running in a capped or overcommitted environment the user may see steal time being reported in accounting tools such as top or vmstat. This can cause confusion for the end user. To ease the confusion this patch set adds the idea of consigned