Messages in this thread | | | Date | Wed, 16 Mar 2022 13:59:06 +0100 | From | "Steinar H. Gunderson" <> | Subject | Re: [PATCH] perf intel-pt: Synthesize cycle events |
| |
On Wed, Mar 16, 2022 at 01:19:46PM +0200, Adrian Hunter wrote: >> I guess the good news is that the perf report coming out of your version >> looks more likely to me; I have some functions that are around 1% that >> shouldn't intuitively be that much (and, if I write some Perl to sum up >> the cycles from the IPC lines in perf script, are more around 0.1%). >> So perhaps we should stop chasing the difference? I don't know. > That doesn't sound right. I will look at it more closely in the next few days.
If you need, I can supply the perf.data and binaries, but we're talking a couple of gigabytes of data (and I don't know immediately if there's an easy way I can package up everything perf.data references) :-)
/* Steinar */
| |