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...interpret it. I'd expect the parent of everything > to show up with 100% including Children (or close to 100%) but nothing > does. So I managed to get current xapian.git (commit 61724d477edb) built with CXXFLAGS=-ggdb3, and it's closer to 100%: https://80x24.org/spew/20200825215517.GA3936 at dcvr/2-perf-report-20200825-214820.gz The machine I'm working on is also significantly busier at the moment trying to reproduce an unrelated problem. > > Btw, I tried google-pprof (from the Debian stable > > google-perftools 2.7-1 package) and couldn't figure it out... >...

On Tue, Aug 25, 2020 at 10:15:42PM +0000, Eric Wong wrote: > So I managed to get current xapian.git (commit 61724d477edb) > built with CXXFLAGS=-ggdb3, and it's closer to 100%: > > https://80x24.org/spew/20200825215517.GA3936 at dcvr/2-perf-report-20200825-214820.gz > > The machine I'm working on is also significantly busier at the > moment trying to reproduce an unrelated problem. Oh and perf samples the whole machine, not just this process. This seems to suggest a significant part of the problem is get...

Olly Betts <olly at survex.com> wrote: > The report you show seems to be just the time take by each function > directly rather than including functions it calls. It looks like a lot > of the time is spent in cursor movement, as totalling up things that > seem like they'd be due to that I quickly get to 40+% but it's hard > to tell if that's about the actual total