Messages in this thread | ![/](/images/icornerl.gif) | | Date | Fri, 12 Apr 2024 09:07:50 +0300 | Subject | Re: [PATCH V2] perf scripts python: Add a script to run instances of perf script in parallel | From | Adrian Hunter <> |
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On 11/04/24 21:19, Ian Rogers wrote: > On Wed, Mar 13, 2024 at 5:36 AM Adrian Hunter <adrian.hunter@intel.com> wrote: >> >> Add a Python script to run a perf script command multiple times in >> parallel, using perf script options --cpu and --time so that each job >> processes a different chunk of the data. >> >> The script supports the use of normal perf script options like >> --dlfilter and --script, so that the benefit of running parallel jobs >> naturally extends to them also. In addition, a command can be provided >> (refer --pipe-to option) to pipe standard output to a custom command. >> >> Refer to the script's own help text at the end of the patch for more >> details. >> >> The script is useful for Intel PT traces, that can be efficiently >> decoded by perf script when split by CPU and/or time ranges. Running >> jobs in parallel can decrease the overall decoding time. >> >> Signed-off-by: Adrian Hunter <adrian.hunter@intel.com> >> --- >> >> >> Changes in V2: >> >> Added option to pipe to a custom command >> Added option to set a minimum time interval >> Minor tidying >> >> >> tools/perf/scripts/python/parallel-perf.py | 989 +++++++++++++++++++++ >> 1 file changed, 989 insertions(+) >> create mode 100755 tools/perf/scripts/python/parallel-perf.py >> >> diff --git a/tools/perf/scripts/python/parallel-perf.py b/tools/perf/scripts/python/parallel-perf.py >> new file mode 100755 >> index 000000000000..8fe398f81a42 >> --- /dev/null >> +++ b/tools/perf/scripts/python/parallel-perf.py >> @@ -0,0 +1,989 @@ >> +#!/usr/bin/env python3 >> +# SPDX-License-Identifier: GPL-2.0 > > With the python summer of code proposal, that no-one applied to, I > wanted to package things like a perf.data IO library in some public > package index. As GPL 2 isn't permissive then we may need to > reimplement this code because of this. Fwiw, my preference is > GPL-2.0-only or BSD.
GPL-2.0 is GPL-2.0-only
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