Re: [perfmon2] questions about perfmon2

2009-09-14 Thread stephane eranian
Hi, On Sun, Sep 13, 2009 at 8:35 PM, Godmar Back wrote: > Date: September 13, 2009 > > Stephane, > > I have a few questions about perfmon2. First off, I apologize for not > having read the source code; I'm certain that the answers to at least > some of these questions are contained in it. Still, i

Re: [perfmon2] questions about perfmon2

2009-09-14 Thread Godmar Back
Stephane, thank you very much for these answers. I'd like to follow up on only 2 items: On Mon, Sep 14, 2009 at 4:34 AM, stephane eranian wrote: >> > If by virtualized you mean that perfmon2 allows per-thread monitoring, > then the answer is yes. You can attach a monitoring session to a thread.

Re: [perfmon2] questions about perfmon2

2009-09-14 Thread Drongowski, Paul
Hello Godmar -- WRT Q6: AMD CodeAnalyst Performance Analyzer (tm) uses OProfile for data collection on Linux. We also make the source code for CodeAnalyst available. As a team, we look to the Linux/open source community for OS-level profiling support. Robert Richter from AMD has contributed pe

Re: [perfmon2] questions about perfmon2

2009-09-14 Thread stephane eranian
On Mon, Sep 14, 2009 at 4:03 PM, Drongowski, Paul wrote: > Hello Godmar -- > > WRT Q6: AMD CodeAnalyst Performance Analyzer (tm) uses OProfile > for data collection on Linux. We also make the source code for > CodeAnalyst available. > That's what I thought. thanks for clarifying this. > As a team,

Re: [perfmon2] questions about perfmon2

2009-09-14 Thread stephane eranian
On Mon, Sep 14, 2009 at 2:26 PM, Godmar Back wrote: > Stephane, > > thank you very much for these answers.  I'd like to follow up on only 2 items: > > On Mon, Sep 14, 2009 at 4:34 AM, stephane eranian > wrote: >>> >> If by virtualized you mean that perfmon2 allows per-thread monitoring, >> then th

Re: [perfmon2] questions about perfmon2

2009-09-14 Thread Godmar Back
On Mon, Sep 14, 2009 at 10:03 AM, Drongowski, Paul wrote: > Hello Godmar -- > > WRT Q6: AMD CodeAnalyst Performance Analyzer (tm) uses OProfile > for data collection on Linux. We also make the source code for > CodeAnalyst available. > > As a team, we look to the Linux/open source community for >

Re: [perfmon2] questions about perfmon2

2009-09-14 Thread Drongowski, Paul
Hello Godmar -- Many end users prefer to install a Linux distro without patches, custom modules, etc. From the manageability point of view, they would love to have one single system image with no customizations. So, ideally, they (and we) would like to have profiling support as part of the standar

Re: [perfmon2] questions about perfmon2

2009-09-14 Thread Godmar Back
On Mon, Sep 14, 2009 at 4:59 PM, Drongowski, Paul wrote: > > We're keeping an eye on Performance Counters for > Linux (PCL), adoption of PCL by OProfile, etc. It'll > take a little while for the whole situation to shake out. What is PCL? Is this the same as perf_counters (the system/interface th