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Message-ID: <CAP-5=fXS0pUsYXDrvwMgGJnYV=+1-PO+nE+b0FHR5YbNZzYSQg@mail.gmail.com>
Date:   Fri, 3 Mar 2023 16:15:17 -0800
From:   Ian Rogers <irogers@...gle.com>
To:     Arnaldo Carvalho de Melo <acme@...nel.org>
Cc:     Peter Zijlstra <peterz@...radead.org>,
        Ingo Molnar <mingo@...hat.com>,
        Mark Rutland <mark.rutland@....com>,
        Alexander Shishkin <alexander.shishkin@...ux.intel.com>,
        Jiri Olsa <jolsa@...nel.org>,
        Namhyung Kim <namhyung@...nel.org>,
        Claire Jensen <cjense@...gle.com>,
        Thomas Richter <tmricht@...ux.ibm.com>,
        Sumanth Korikkar <sumanthk@...ux.ibm.com>,
        Athira Rajeev <atrajeev@...ux.vnet.ibm.com>,
        linux-perf-users@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH v1 1/2] perf tests stat+csv_output: Switch CSV separator
 to @

On Thu, Mar 2, 2023 at 12:40 PM Arnaldo Carvalho de Melo
<acme@...nel.org> wrote:
>
> Em Thu, Mar 02, 2023 at 11:30:36AM -0800, Ian Rogers escreveu:
> > On Thu, Feb 23, 2023 at 5:32 AM Arnaldo Carvalho de Melo
> > <acme@...nel.org> wrote:
> > >
> > > Em Wed, Feb 22, 2023 at 11:18:17PM -0800, Ian Rogers escreveu:
> > > > Commas may appear in events like:
> > > > cpu/INT_MISC.RECOVERY_CYCLES,cmask=1,edge/
> > > > which causes the commachecker to see more fields than expected. Use @
> > > > as the CSV separator to avoid this.
> > >
> > > Thanks, applied both patches.
> >
> > Thanks Arnaldo, I don't see the patches in the git branches so perhaps
> > something went wrong?
>
> Its in my local branch, I'll push it.

Thanks Arnaldo! I see the change in perf-tools and perf/urgent which
means they should appear in Linux 6.3. How do these things get merged
into perf-tools-next? I'm building upon them for changes targeting
Linux 6.4.

Thanks,
Ian

> > Ian
> >
> > > - Arnaldo
> > >
> > >
> > > > Signed-off-by: Ian Rogers <irogers@...gle.com>
> > > > ---
> > > >  tools/perf/tests/shell/stat+csv_output.sh | 23 ++++++++++++-----------
> > > >  1 file changed, 12 insertions(+), 11 deletions(-)
> > > >
> > > > diff --git a/tools/perf/tests/shell/stat+csv_output.sh b/tools/perf/tests/shell/stat+csv_output.sh
> > > > index b7f050aa6210..324fc9e6edd7 100755
> > > > --- a/tools/perf/tests/shell/stat+csv_output.sh
> > > > +++ b/tools/perf/tests/shell/stat+csv_output.sh
> > > > @@ -7,6 +7,7 @@
> > > >  set -e
> > > >
> > > >  skip_test=0
> > > > +csv_sep=@
> > > >
> > > >  function commachecker()
> > > >  {
> > > > @@ -34,7 +35,7 @@ function commachecker()
> > > >               [ "$x" = "Failed" ] && continue
> > > >
> > > >               # Count the number of commas
> > > > -             x=$(echo $line | tr -d -c ',')
> > > > +             x=$(echo $line | tr -d -c $csv_sep)
> > > >               cnt="${#x}"
> > > >               # echo $line $cnt
> > > >               [[ ! "$cnt" =~ $exp ]] && {
> > > > @@ -54,7 +55,7 @@ function ParanoidAndNotRoot()
> > > >  check_no_args()
> > > >  {
> > > >       echo -n "Checking CSV output: no args "
> > > > -     perf stat -x, true 2>&1 | commachecker --no-args
> > > > +     perf stat -x$csv_sep true 2>&1 | commachecker --no-args
> > > >       echo "[Success]"
> > > >  }
> > > >
> > > > @@ -66,7 +67,7 @@ check_system_wide()
> > > >               echo "[Skip] paranoid and not root"
> > > >               return
> > > >       fi
> > > > -     perf stat -x, -a true 2>&1 | commachecker --system-wide
> > > > +     perf stat -x$csv_sep -a true 2>&1 | commachecker --system-wide
> > > >       echo "[Success]"
> > > >  }
> > > >
> > > > @@ -79,14 +80,14 @@ check_system_wide_no_aggr()
> > > >               return
> > > >       fi
> > > >       echo -n "Checking CSV output: system wide no aggregation "
> > > > -     perf stat -x, -A -a --no-merge true 2>&1 | commachecker --system-wide-no-aggr
> > > > +     perf stat -x$csv_sep -A -a --no-merge true 2>&1 | commachecker --system-wide-no-aggr
> > > >       echo "[Success]"
> > > >  }
> > > >
> > > >  check_interval()
> > > >  {
> > > >       echo -n "Checking CSV output: interval "
> > > > -     perf stat -x, -I 1000 true 2>&1 | commachecker --interval
> > > > +     perf stat -x$csv_sep -I 1000 true 2>&1 | commachecker --interval
> > > >       echo "[Success]"
> > > >  }
> > > >
> > > > @@ -94,7 +95,7 @@ check_interval()
> > > >  check_event()
> > > >  {
> > > >       echo -n "Checking CSV output: event "
> > > > -     perf stat -x, -e cpu-clock true 2>&1 | commachecker --event
> > > > +     perf stat -x$csv_sep -e cpu-clock true 2>&1 | commachecker --event
> > > >       echo "[Success]"
> > > >  }
> > > >
> > > > @@ -106,7 +107,7 @@ check_per_core()
> > > >               echo "[Skip] paranoid and not root"
> > > >               return
> > > >       fi
> > > > -     perf stat -x, --per-core -a true 2>&1 | commachecker --per-core
> > > > +     perf stat -x$csv_sep --per-core -a true 2>&1 | commachecker --per-core
> > > >       echo "[Success]"
> > > >  }
> > > >
> > > > @@ -118,7 +119,7 @@ check_per_thread()
> > > >               echo "[Skip] paranoid and not root"
> > > >               return
> > > >       fi
> > > > -     perf stat -x, --per-thread -a true 2>&1 | commachecker --per-thread
> > > > +     perf stat -x$csv_sep --per-thread -a true 2>&1 | commachecker --per-thread
> > > >       echo "[Success]"
> > > >  }
> > > >
> > > > @@ -130,7 +131,7 @@ check_per_die()
> > > >               echo "[Skip] paranoid and not root"
> > > >               return
> > > >       fi
> > > > -     perf stat -x, --per-die -a true 2>&1 | commachecker --per-die
> > > > +     perf stat -x$csv_sep --per-die -a true 2>&1 | commachecker --per-die
> > > >       echo "[Success]"
> > > >  }
> > > >
> > > > @@ -142,7 +143,7 @@ check_per_node()
> > > >               echo "[Skip] paranoid and not root"
> > > >               return
> > > >       fi
> > > > -     perf stat -x, --per-node -a true 2>&1 | commachecker --per-node
> > > > +     perf stat -x$csv_sep --per-node -a true 2>&1 | commachecker --per-node
> > > >       echo "[Success]"
> > > >  }
> > > >
> > > > @@ -154,7 +155,7 @@ check_per_socket()
> > > >               echo "[Skip] paranoid and not root"
> > > >               return
> > > >       fi
> > > > -     perf stat -x, --per-socket -a true 2>&1 | commachecker --per-socket
> > > > +     perf stat -x$csv_sep --per-socket -a true 2>&1 | commachecker --per-socket
> > > >       echo "[Success]"
> > > >  }
> > > >
> > > > --
> > > > 2.39.2.637.g21b0678d19-goog
> > > >
> > >
> > > --
> > >
> > > - Arnaldo
>
> --
>
> - Arnaldo

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