linux-kernel - [PATCH rcu 2/5] torture: Make torture.sh print the number of files to be compressed

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Date:   Wed, 15 Sep 2021 17:27:57 -0700
From:   "Paul E. McKenney" <paulmck@...nel.org>
To:     rcu@...r.kernel.org
Cc:     linux-kernel@...r.kernel.org, kernel-team@...com, mingo@...nel.org,
        jiangshanlai@...il.com, akpm@...ux-foundation.org,
        mathieu.desnoyers@...icios.com, josh@...htriplett.org,
        tglx@...utronix.de, peterz@...radead.org, rostedt@...dmis.org,
        dhowells@...hat.com, edumazet@...gle.com, fweisbec@...il.com,
        oleg@...hat.com, joel@...lfernandes.org,
        "Paul E. McKenney" <paulmck@...nel.org>
Subject: [PATCH rcu 2/5] torture: Make torture.sh print the number of files to be compressed

Compressing gigabyte vmlinux files can take some time, and it can be a
bit annoying to not know many more batches of compression there will be.
This commit therefore makes torture.sh print the number of files to be
compressed just before starting compression and just after compression
completes.

Signed-off-by: Paul E. McKenney <paulmck@...nel.org>
---
 tools/testing/selftests/rcutorture/bin/torture.sh | 9 +++++++--
 1 file changed, 7 insertions(+), 2 deletions(-)

diff --git a/tools/testing/selftests/rcutorture/bin/torture.sh b/tools/testing/selftests/rcutorture/bin/torture.sh
index 363f56081eff..8e882346d2a6 100755
--- a/tools/testing/selftests/rcutorture/bin/torture.sh
+++ b/tools/testing/selftests/rcutorture/bin/torture.sh
@@ -434,7 +434,12 @@ then
 	batchno=1
 	if test -s $T/xz-todo
 	then
-		echo Size before compressing: `du -sh $tdir | awk '{ print $1 }'` `date` 2>&1 | tee -a "$tdir/log-xz" | tee -a $T/log
+		for i in `cat $T/xz-todo`
+		do
+			find $i -name 'vmlinux*' -print
+		done | wc -l | awk '{ print $1 }' > $T/xz-todo-count
+		n2compress="`cat $T/xz-todo-count`"
+		echo Size before compressing $n2compress files: `du -sh $tdir | awk '{ print $1 }'` `date` 2>&1 | tee -a "$tdir/log-xz" | tee -a $T/log
 		for i in `cat $T/xz-todo`
 		do
 			echo Compressing vmlinux files in ${i}: `date` >> "$tdir/log-xz" 2>&1
@@ -456,7 +461,7 @@ then
 			echo Waiting for final batch $batchno of $ncompresses compressions `date` | tee -a "$tdir/log-xz" | tee -a $T/log
 		fi
 		wait
-		echo Size after compressing: `du -sh $tdir | awk '{ print $1 }'` `date` 2>&1 | tee -a "$tdir/log-xz" | tee -a $T/log
+		echo Size after compressing $n2compress files: `du -sh $tdir | awk '{ print $1 }'` `date` 2>&1 | tee -a "$tdir/log-xz" | tee -a $T/log
 		echo Total duration `get_starttime_duration $starttime`. | tee -a $T/log
 	else
 		echo No compression needed: `date` >> "$tdir/log-xz" 2>&1
-- 
2.31.1.189.g2e36527f23