linux-kernel - [PATCH rcu 07/21] torture: Log more kvm-remote.sh information

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Message-Id: <20210721210140.787717-7-paulmck@kernel.org>
Date:   Wed, 21 Jul 2021 14:01:26 -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 07/21] torture: Log more kvm-remote.sh information

This commit logs additional information to help track down set up and
networking issues.

Signed-off-by: Paul E. McKenney <paulmck@...nel.org>
---
 .../selftests/rcutorture/bin/kvm-remote.sh        | 15 +++++++++++++--
 1 file changed, 13 insertions(+), 2 deletions(-)

diff --git a/tools/testing/selftests/rcutorture/bin/kvm-remote.sh b/tools/testing/selftests/rcutorture/bin/kvm-remote.sh
index 79e680e0e7bf3..8f26dbfc2edf2 100755
--- a/tools/testing/selftests/rcutorture/bin/kvm-remote.sh
+++ b/tools/testing/selftests/rcutorture/bin/kvm-remote.sh
@@ -128,6 +128,7 @@ awk < "$rundir"/scenarios -v dest="$T/bin" -v rundir="$rundir" '
 	for (i = 2; i <= NF; i++)
 		scenarios = scenarios " " $i;
 	print "kvm-test-1-run-batch.sh" scenarios > fn;
+	print "sync" >> fn;
 	print "rm " rundir "/remote.run" >> fn;
 }'
 chmod +x $T/bin/kvm-remote-*.sh
@@ -172,11 +173,20 @@ checkremotefile () {
 	do
 		ssh $1 "test -f \"$2\""
 		ret=$?
-		if test "$ret" -ne 255
+		if test "$ret" -eq 255
 		then
+			echo " ---" ssh failure to $1 checking for file $2, retry after $sleeptime seconds. `date`
+		elif test "$ret" -eq 0
+		then
+			return 0
+		elif test "$ret" -eq 1
+		then
+			echo " ---" File \"$2\" not found: ssh $1 test -f \"$2\"
+			return 1
+		else
+			echo " ---" Exit code $ret: ssh $1 test -f \"$2\", retry after $sleeptime seconds. `date`
 			return $ret
 		fi
-		echo " ---" ssh failure to $1 checking for file $2, retry after $sleeptime seconds. `date`
 		sleep $sleeptime
 	done
 }
@@ -242,6 +252,7 @@ do
 	do
 		sleep 30
 	done
+	echo " ---" Collecting results from $i `date`
 	( cd "$oldrun"; ssh $i "cd $rundir; tar -czf - kvm-remote-*.sh.out */console.log */kvm-test-1-run*.sh.out */qemu_pid */qemu-retval; rm -rf $T > /dev/null 2>&1" | tar -xzf - )
 done
 
-- 
2.31.1.189.g2e36527f23