Messages in this thread Patch in this message | | | Subject | Re: [PATCH v5] perf stat: Fix wrong skipping for per-die aggregation | From | "Jin, Yao" <> | Date | Thu, 14 Jan 2021 09:10:09 +0800 |
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On 1/13/2021 7:07 PM, Jiri Olsa wrote: > On Wed, Jan 13, 2021 at 09:56:31AM +0800, Jin Yao wrote: > > SNIP > >> >> root@lkp-csl-2ap4 ~# ./perf stat -a -I 1000 -e llc_misses.mem_read --per-die -- sleep 5 >> 1.001586691 S0-D0 1 1229440 Bytes llc_misses.mem_read >> 1.001586691 S0-D1 1 976832 Bytes llc_misses.mem_read >> 1.001586691 S1-D0 1 938304 Bytes llc_misses.mem_read >> 1.001586691 S1-D1 1 1227328 Bytes llc_misses.mem_read >> 2.003776312 S0-D0 1 1586752 Bytes llc_misses.mem_read >> 2.003776312 S0-D1 1 875392 Bytes llc_misses.mem_read >> 2.003776312 S1-D0 1 855616 Bytes llc_misses.mem_read >> 2.003776312 S1-D1 1 949376 Bytes llc_misses.mem_read >> 3.006512788 S0-D0 1 1338880 Bytes llc_misses.mem_read >> 3.006512788 S0-D1 1 920064 Bytes llc_misses.mem_read >> 3.006512788 S1-D0 1 877184 Bytes llc_misses.mem_read >> 3.006512788 S1-D1 1 1020736 Bytes llc_misses.mem_read >> 4.008895291 S0-D0 1 926592 Bytes llc_misses.mem_read >> 4.008895291 S0-D1 1 906368 Bytes llc_misses.mem_read >> 4.008895291 S1-D0 1 892224 Bytes llc_misses.mem_read >> 4.008895291 S1-D1 1 987712 Bytes llc_misses.mem_read >> 5.001590993 S0-D0 1 962624 Bytes llc_misses.mem_read >> 5.001590993 S0-D1 1 912512 Bytes llc_misses.mem_read >> 5.001590993 S1-D0 1 891200 Bytes llc_misses.mem_read >> 5.001590993 S1-D1 1 978432 Bytes llc_misses.mem_read >> >> On no-die system, die_id is 0, actually it's hashmap(socket,0), original behavior >> is not changed. >> >> Reported-by: Huang Ying <ying.huang@intel.com> >> Signed-off-by: Jin Yao <yao.jin@linux.intel.com> >> --- >> v5: >> Hash key is changed to die_id << 32 | socket. >> In pkg_id_hash, return (int64_t)key & 0xffffffff; actually it's socket. > > seems ok, but I'm getting python test fail: > > $ sudo ./perf test python -v > 19: 'import perf' in python : > --- start --- > test child forked, pid 1352066 > python usage test: "echo "import sys ; sys.path.append('python'); import perf" | '/usr/bin/python2' " > Traceback (most recent call last): > File "<stdin>", line 1, in <module> > ImportError: python/perf.so: undefined symbol: hashmap__free > test child finished with -1 > ---- end ---- > 'import perf' in python: FAILED! > > jirka >
Seems I need to add hashmap.c to python-ext-sources. It surprised me that it was not in it yet. :(
diff --git a/tools/perf/util/python-ext-sources b/tools/perf/util/python-ext-sources index a9d9c142eb7c..266874913dbb 100644 --- a/tools/perf/util/python-ext-sources +++ b/tools/perf/util/python-ext-sources @@ -35,3 +35,4 @@ util/symbol_fprintf.c util/units.c util/affinity.c util/rwsem.c +util/hashmap.c root@kbl-ppc:~# ./perf test 19 19: 'import perf' in python : Ok
Thanks Jin Yao
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