From: paulmck@kernel.org
To: rcu@vger.kernel.org
Cc: linux-kernel@vger.kernel.org, kernel-team@fb.com,
mingo@kernel.org, jiangshanlai@gmail.com,
akpm@linux-foundation.org, mathieu.desnoyers@efficios.com,
josh@joshtriplett.org, tglx@linutronix.de, peterz@infradead.org,
rostedt@goodmis.org, dhowells@redhat.com, edumazet@google.com,
fweisbec@gmail.com, oleg@redhat.com, joel@joelfernandes.org,
"Paul E. McKenney" <paulmck@kernel.org>
Subject: [PATCH tip/core/rcu 10/20] torture: Print run duration at end of kvm.sh execution
Date: Wed, 6 Jan 2021 09:25:57 -0800 [thread overview]
Message-ID: <20210106172607.22816-10-paulmck@kernel.org> (raw)
In-Reply-To: <20210106172547.GA22404@paulmck-ThinkPad-P72>
From: "Paul E. McKenney" <paulmck@kernel.org>
Yes, you can mentally subtract the timestamps, but this commit makes
the computer do this work.
Signed-off-by: Paul E. McKenney <paulmck@kernel.org>
---
.../testing/selftests/rcutorture/bin/functions.sh | 33 ++++++++++++++++++++++
tools/testing/selftests/rcutorture/bin/kvm.sh | 6 ++++
2 files changed, 39 insertions(+)
diff --git a/tools/testing/selftests/rcutorture/bin/functions.sh b/tools/testing/selftests/rcutorture/bin/functions.sh
index fef8b4b..97c3a17 100644
--- a/tools/testing/selftests/rcutorture/bin/functions.sh
+++ b/tools/testing/selftests/rcutorture/bin/functions.sh
@@ -108,6 +108,39 @@ configfrag_hotplug_cpu () {
grep -q '^CONFIG_HOTPLUG_CPU=y$' "$1"
}
+# get_starttime
+#
+# Returns a cookie identifying the current time.
+get_starttime () {
+ awk 'BEGIN { print systime() }' < /dev/null
+}
+
+# get_starttime_duration starttime
+#
+# Given the return value from get_starttime, compute a human-readable
+# string denoting the time since get_starttime.
+get_starttime_duration () {
+ awk -v starttime=$1 '
+ BEGIN {
+ ts = systime() - starttime;
+ tm = int(ts / 60);
+ th = int(ts / 3600);
+ td = int(ts / 86400);
+ d = td;
+ h = th - td * 24;
+ m = tm - th * 60;
+ s = ts - tm * 60;
+ if (d >= 1)
+ printf "%dd %d:%02d:%02d\n", d, h, m, s
+ else if (h >= 1)
+ printf "%d:%02d:%02d\n", h, m, s
+ else if (m >= 1)
+ printf "%d:%02d.0\n", m, s
+ else
+ print s " seconds"
+ }' < /dev/null
+}
+
# identify_boot_image qemu-cmd
#
# Returns the relative path to the kernel build image. This will be
diff --git a/tools/testing/selftests/rcutorture/bin/kvm.sh b/tools/testing/selftests/rcutorture/bin/kvm.sh
index 6fd7ef7..6f21268 100755
--- a/tools/testing/selftests/rcutorture/bin/kvm.sh
+++ b/tools/testing/selftests/rcutorture/bin/kvm.sh
@@ -47,6 +47,9 @@ cpus=0
ds=`date +%Y.%m.%d-%H.%M.%S`
jitter="-1"
+startdate="`date`"
+starttime="`get_starttime`"
+
usage () {
echo "Usage: $scriptname optional arguments:"
echo " --allcpus"
@@ -548,6 +551,9 @@ then
else
# Not a dryrun, so run the script.
sh $T/script
+ ret=$?
+ echo " --- Done at `date` (`get_starttime_duration $starttime`)"
+ exit $ret
fi
# Tracing: trace_event=rcu:rcu_grace_period,rcu:rcu_future_grace_period,rcu:rcu_grace_period_init,rcu:rcu_nocb_wake,rcu:rcu_preempt_task,rcu:rcu_unlock_preempted_task,rcu:rcu_quiescent_state_report,rcu:rcu_fqs,rcu:rcu_callback,rcu:rcu_kfree_callback,rcu:rcu_batch_start,rcu:rcu_invoke_callback,rcu:rcu_invoke_kfree_callback,rcu:rcu_batch_end,rcu:rcu_torture_read,rcu:rcu_barrier
--
2.9.5
next prev parent reply other threads:[~2021-01-06 17:28 UTC|newest]
Thread overview: 21+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-01-06 17:25 [PATCH tip/core/rcu 0/20] Torture scripting updates for v5.12 Paul E. McKenney
2021-01-06 17:25 ` [PATCH tip/core/rcu 01/20] torture: Make --kcsan specify lockdep paulmck
2021-01-06 17:25 ` [PATCH tip/core/rcu 02/20] torture: Make kvm.sh "--dryrun sched" summarize number of batches paulmck
2021-01-06 17:25 ` [PATCH tip/core/rcu 03/20] torture: Make kvm.sh "--dryrun sched" summarize number of builds paulmck
2021-01-06 17:25 ` [PATCH tip/core/rcu 04/20] torture: Allow kvm.sh --datestamp to specify subdirectories paulmck
2021-01-06 17:25 ` [PATCH tip/core/rcu 05/20] torture: Prepare for splitting qemu execution from kvm-test-1-run.sh paulmck
2021-01-06 17:25 ` [PATCH tip/core/rcu 06/20] torture: Add config2csv.sh script to compare torture scenarios paulmck
2021-01-06 17:25 ` [PATCH tip/core/rcu 07/20] tools/rcutorture: Make identify_qemu_vcpus() independent of local language paulmck
2021-01-06 17:25 ` [PATCH tip/core/rcu 08/20] torture: Make kvm.sh "Test Summary" date be end of test paulmck
2021-01-06 17:25 ` [PATCH tip/core/rcu 09/20] torture: Make kvm.sh arguments accumulate paulmck
2021-01-06 17:25 ` paulmck [this message]
2021-01-06 17:25 ` [PATCH tip/core/rcu 11/20] torture: Make kvm.sh return failure upon build failure paulmck
2021-01-06 17:25 ` [PATCH tip/core/rcu 12/20] torture: Make kvm.sh include --kconfig arguments in CPU calculation paulmck
2021-01-06 17:26 ` [PATCH tip/core/rcu 13/20] torture: Add kvm.sh test summary to end of log file paulmck
2021-01-06 17:26 ` [PATCH tip/core/rcu 14/20] torture: Stop hanging on panic paulmck
2021-01-06 17:26 ` [PATCH tip/core/rcu 15/20] torture: Add --dryrun batches to help schedule a distributed run paulmck
2021-01-06 17:26 ` [PATCH tip/core/rcu 16/20] torture: s/STOP/STOP.1/ to avoid scenario collision paulmck
2021-01-06 17:26 ` [PATCH tip/core/rcu 17/20] torture: Simplify exit-code plumbing for kvm-recheck.sh and kvm-find-errors.sh paulmck
2021-01-06 17:26 ` [PATCH tip/core/rcu 18/20] torture: Remove "Failed to add ttynull console" false positive paulmck
2021-01-06 17:26 ` [PATCH tip/core/rcu 19/20] torture: Allow standalone kvm-recheck.sh run detect --trust-make paulmck
2021-01-06 17:26 ` [PATCH tip/core/rcu 20/20] torture: Do Kconfig analysis only once per scenario paulmck
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