Re: [PATCH 1/2] perf tools: Add reference timestamp to perf header

[David S. Ahern]

> We have:
> 
> [acme@mica linux]$ perf list | grep -- -clock
>   cpu-clock                                  [Software event]
>   task-clock                                 [Software event]
> [acme@mica linux]$ 
> 
> So we would have a new one:
> 
>   monotonic-clock

Name seems off. The 'event' is to grab time-of-day and have the 'time'
attribute set which gives the correlation between wall-clock and perf
timestamps.

David

> 
> Peter, agreed? I'll try to implement it now, good opportunity to learn a
> bit more about soft pmus, I'd have to do that anyway for NIC stats, etc.
> 
> - Arnaldo
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