I get it. Is the timestamp for wall-clock or not??? What is the
counting unit of timestamp? Seconds??
swapper 0 [000] 1591103.081337: instructions: c1022ae6 int
swapper 0 [000] 1591103.081341: instructions: c1022ae6 int
swapper 0 [000] 1591103.081343: instructions: c1022ae6 int
swapper 0 [000] 1591103.081345: instructions: c1022ae6 int
swapper 0 [000] 1591103.081348: instructions: c1036a26 __t
swapper 0 [000] 1591103.081353: cycles: c1035e68 native_wr
swapper 0 [000] 1591103.081355: cycles: c1035e68 native_wr
swapper 0 [000] 1591103.081357: cycles: c1035e68 native_wr
swapper 0 [000] 1591103.081359: cycles: c1035e68 native_wr
swapper 0 [000] 1591103.081362: cycles: c101909c mwait_id
Best wishes.
Yours,
Wang Peipei
Best wishes.
Yours,
Wang Peipei
On Sat, Aug 10, 2013 at 12:43 AM, Andi Kleen <[email protected]> wrote:
> Peipei Wang <[email protected]> writes:
>
>> I am trying to understand something about perf record. In its guide,
>> perf record could use option -T to generate sample timestamp, and then
>> use perf report -D to get them.
>>
>> However, what I get from perf report -D is something as follows. Does
>> anyone have an idea what content of perf.data means?
>
> Use "perf script" to display the data instead.
>
> -Andi
>
> --
> [email protected] -- Speaking for myself only
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