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Message #01377
[Bug 843628] Re: perf failure on panda (omap4)
On 17 November 2011 19:25, Al Grant <843628@xxxxxxxxxxxxxxxxxx> wrote:
> Why was the milestone removed?
It has been removed for Linaro Ubuntu project. Developer Platform
isn't working actively to resolve this bug. We rely on TI LT to get it
fixed. Dave Long was looking initially at the issue but we don't have
received any ETA since a long time.
** Also affects: linux-linaro
Importance: Undecided
Status: New
** Also affects: linaro-landing-team-ti
Importance: Undecided
Status: New
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https://bugs.launchpad.net/bugs/843628
Title:
perf failure on panda (omap4)
Status in Linaro Texas Instruments Landing Team:
New
Status in Linaro Ubuntu Evaluation Builds:
Confirmed
Status in Linaro Linux:
New
Status in “linux-linaro-omap” package in Ubuntu:
Confirmed
Bug description:
Though perf lists the PMU events but fails to gather performance
counter statistics on panda
# perf list
List of pre-defined events (to be used in -e):
cpu-cycles OR cycles [Hardware event]
instructions [Hardware event]
cache-references [Hardware event]
cache-misses [Hardware event]
branch-instructions OR branches [Hardware event]
branch-misses [Hardware event]
bus-cycles [Hardware event]
cpu-clock [Software event]
task-clock [Software event]
page-faults OR faults [Software event]
[...]
# perf stat sleep 1
Error: cache-misses event is not supported.
Fatal: Not all events could be opened.
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References