Re: [PATCH v1 1/2] perf tests stat+csv_output: Switch CSV separator to @

From: Arnaldo Carvalho de Melo
Date: Thu Feb 23 2023 - 08:32:30 EST


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.

- Arnaldo


> Signed-off-by: Ian Rogers <irogers@xxxxxxxxxx>
> ---
> 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