* perf report: no output
@ 2013-01-09 14:24 Mehul Choube
2013-01-10 0:09 ` Andi Kleen
0 siblings, 1 reply; 2+ messages in thread
From: Mehul Choube @ 2013-01-09 14:24 UTC (permalink / raw)
To: linux-perf-users@vger.kernel.org
Hi,
I am trying perf on SLES 11 SP1 box (virtual machine).
======= terminal output - start =======
sles11sp1:/tmp/pkgs # uname -a
Linux sles11sp1 2.6.32.59-0.3-default-fsl #1 SMP Wed Aug 15 02:00:57 EDT 2012 x86_64 x86_64 x86_64 GNU/Linux
sles11sp1:/tmp/pkgs # rpm -qa | grep 'perf'
perf-2.6.32.12-2.3.9
sles11sp1:/tmp/pkgs # zgrep "_PERF[_= ]" /proc/config.gz
CONFIG_HAVE_PERF_EVENTS=y
CONFIG_PERF_EVENTS=y
CONFIG_PERF_COUNTERS=y
# CONFIG_DEBUG_PERF_USE_VMALLOC is not set
CONFIG_CLS_U32_PERF=y
sles11sp1:/tmp/pkgs # cat /proc/sys/kernel/perf_event_paranoid
-1
sles11sp1:/tmp/pkgs # id
uid=0(root) gid=0(root) groups=0(root)
sles11sp1:/tmp/pkgs # perf record -af -e cycles -- sleep 10
[ perf record: Woken up 1 times to write data ]
[ perf record: Captured and wrote 0.242 MB perf.data (~10557 samples) ]
sles11sp1:/tmp/pkgs # du -csh perf.data
252K perf.data
252K total
sles11sp1:/tmp/pkgs # perf report --sort comm,dso
# Samples: 0
#
# Overhead Command Shared Object
# ........ ............... .............
#
======= terminal output - end =======
Please let me know what wrong am doing here?
TIA,
Mehul
^ permalink raw reply [flat|nested] 2+ messages in thread
* Re: perf report: no output
2013-01-09 14:24 perf report: no output Mehul Choube
@ 2013-01-10 0:09 ` Andi Kleen
0 siblings, 0 replies; 2+ messages in thread
From: Andi Kleen @ 2013-01-10 0:09 UTC (permalink / raw)
To: Mehul Choube; +Cc: linux-perf-users@vger.kernel.org
Mehul Choube <Mehul_Choube@symantec.com> writes:
> Hi,
>
> I am trying perf on SLES 11 SP1 box (virtual machine).
perf-in-guest needs an emulated PMU, which is only available in the
latest kernels. SLES11 is far too old for it.
-Andi
--
ak@linux.intel.com -- Speaking for myself only
^ permalink raw reply [flat|nested] 2+ messages in thread
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