Jon, A patch for the Server team to evaluate.
Michael On 04/06/2017 10:59 PM, Launchpad Bug Tracker wrote: > bugproxy (bugproxy) has assigned this bug to you for Ubuntu: > > == Comment: #0 - SEETEENA THOUFEEK <sthou...@in.ibm.com> - 2017-04-07 > 00:44:28 == > +++ This bug was initially created as a clone of Bug #140363 +++ > > > ========= > Issue > ========= > > 'sar -m CPU <interval> <count>' command does not return valid CPU FREQ > values on powerkvm. I have the result pasted below captured on powerkvm > vs x86 fedora system. > > > On PowerKVM: > > [root@c158f2u07os ~]# sar -m CPU 1 5 > Linux 4.4.4-1.el7_1.pkvm3_1_1.1200.0.ppc64le > (c158f2u07os.pok.stglabs.ibm.com) 06/17/2016 _ppc64le_ (160 > CPU) > > 06:30:28 AM CPU MHz > 06:30:36 AM all 0.00 > 06:30:44 AM all 0.00 > 06:30:53 AM all 0.00 > 06:31:01 AM all 0.00 > 06:31:09 AM all 0.00 > Average: all 0.00 > >>> Though I have given 1 sec interval, the real interval seems to be > different as shown above. And FREQ MHz is shown 0. > > Same run on fedora x86 server: > [srikanth@bssrikanth-tp ~]$ sar -m CPU 1 5 > Linux 4.3.4-300.fc23.x86_64 04/15/2016 _x86_64_ (4 CPU) > > 12:08:47 PM CPU MHz > 12:08:48 PM all 1793.18 > 12:08:49 PM all 2214.71 > 12:08:50 PM all 2170.32 > 12:08:51 PM all 1758.41 > 12:08:52 PM all 2444.70 > Average: all 2076.26 > > This is the commit id: > > commit 93662b1dbe3eed926d67d418cd4996ede9686679 > Author: Breno Leitao <breno.lei...@gmail.com> > Date: Mon Oct 31 09:23:59 2016 -0400 > > sar: Improve cpuinfo read for POWER architecture > > Currently CPU frequency is not being read properly on POWER archicture. > It shows the frequency as: > # sar -m CPU 1 5 > ... > 06:30:28 AM CPU MHz > 06:30:36 AM all 0.00 > > This is caused because /proc/cpuinfo is differently between Intel and > POWER. > This patch simply fix the parsing function (read_cpuinfo). > > Signed-off-by: Breno Leitao <breno.lei...@gmail.com> > > ** Affects: ubuntu > Importance: Undecided > Assignee: Taco Screen team (taco-screen-team) > Status: New > > > ** Tags: architecture-ppc64le bugnameltc-153240 severity-medium > targetmilestone-inin--- -- Michael Hohnbaum OIL Program Manager Power (ppc64el) Development Project Manager Canonical, Ltd. -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1680705 Title: sar -m CPU returns 0 and interval is invalid To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/sysstat/+bug/1680705/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs