Messages in this thread | | | Date | Fri, 20 Dec 2013 10:09:53 -0700 | From | David Ahern <> | Subject | Re: [PATCH] Perf: Correct Assumptions about Sample Timestamps in Passes |
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On 12/20/13, 5:27 AM, Joseph Schuchart wrote: > I know this comes late, but: As far as I can see, your change does not > preserve the logic of the code I suggested. The idea was to first gather > all the maximum timestamps of all cpus (that is, the last timestamp seen > on each cpu) and then determine the minimum of these maxima. These are > two distinct steps that I think cannot be combined in one update. Your
A number of people have reported similar problems -- timestamps below last flush time. This approach would solve that problem for data processed from files, so it would be a good improvement.
David
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