Messages in this thread | | | Date | Thu, 26 Sep 2013 13:11:27 -0300 | From | Arnaldo Carvalho de Melo <> | Subject | Re: [PATCH] tools/perf: remove non-existent entries in MANIFEST |
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Em Thu, Sep 26, 2013 at 09:18:48PM +0530, Ramkumar Ramachandra escreveu: > David Ahern wrote: > > Did you create a tarfile after this change, unpack it somewhere out of three > > and then verify perf builds? > > Yeah, it builds fine. In fact, the archive generated from the current > upstream is broken.
Could you please describe how it is broken?
[acme@zoo linux]$ git branch | grep '*' * perf/urgent [acme@zoo linux]$ git describe v3.12-rc1-51-gc1bf214 [acme@zoo linux]$ make perf-tar-src-pkg TAR [acme@zoo linux]$ mv perf-3.12.0-rc1.tar /tmp [acme@zoo linux]$ cd /tmp [acme@zoo tmp]$ tar xf perf-3.12.0-rc1.tar [acme@zoo tmp]$ cd perf-3.12.0-rc1 [acme@zoo perf-3.12.0-rc1]$ make -j4 -C tools/perf CHK -fstack-protector-all CHK -Wstack-protector CHK -Wvolatile-register-var <SNIP> CC util/parse-events-flex.o AR libperf.a LINK perf make: Leaving directory `/tmp/perf-3.12.0-rc1/tools/perf' [acme@zoo perf-3.12.0-rc1]$ [acme@zoo perf-3.12.0-rc1]$ file tools/perf/perf tools/perf/perf: ELF 64-bit LSB executable, x86-64, version 1 (SYSV), dynamically linked (uses shared libs), for GNU/Linux 2.6.32, BuildID[sha1]=0x4ccfe4a3c71572532c54a478fec49ad1b38f1f3a, not stripped [acme@zoo perf-3.12.0-rc1]$ [acme@zoo perf-3.12.0-rc1]$ tools/perf/perf --help | head -6
usage: perf [--version] [--help] COMMAND [ARGS]
The most commonly used perf commands are: annotate Read perf.data (created by perf record) and display annotated code archive Create archive with object files with build-ids found in perf.data file [acme@zoo perf-3.12.0-rc1]$ tools/perf/perf stat usleep 1
Performance counter stats for 'usleep 1':
1.034116 task-clock # 0.495 CPUs utilized 2 context-switches # 0.002 M/sec 1 cpu-migrations # 0.967 K/sec 140 page-faults # 0.135 M/sec 1,024,416 cycles # 0.991 GHz 730,998 stalled-cycles-frontend # 71.36% frontend cycles idle <not supported> stalled-cycles-backend 553,592 instructions # 0.54 insns per cycle # 1.32 stalled cycles # per insn 105,979 branches # 102.483 M/sec 8,030 branch-misses # 7.58% of all branches
0.002088462 seconds time elapsed
[acme@zoo perf-3.12.0-rc1]$
- Arnaldo
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