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author | Paul E. McKenney <paulmck@kernel.org> | 2020-11-22 09:55:34 -0800 |
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committer | Paul E. McKenney <paulmck@kernel.org> | 2021-01-04 14:01:21 -0800 |
commit | 0bcca18348cfde8e59b77cdf6f3e278289a16e67 (patch) | |
tree | cc5cbdd6aef743a52fbff840cbfcee6e157fce23 | |
parent | 452613719eeea36de8ab13388a704fccb9d572dd (diff) | |
download | linux-stable-0bcca18348cfde8e59b77cdf6f3e278289a16e67.tar.gz linux-stable-0bcca18348cfde8e59b77cdf6f3e278289a16e67.tar.bz2 linux-stable-0bcca18348cfde8e59b77cdf6f3e278289a16e67.zip |
torture: Print run duration at end of kvm.sh execution
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>
-rw-r--r-- | tools/testing/selftests/rcutorture/bin/functions.sh | 33 | ||||
-rwxr-xr-x | tools/testing/selftests/rcutorture/bin/kvm.sh | 6 |
2 files changed, 39 insertions, 0 deletions
diff --git a/tools/testing/selftests/rcutorture/bin/functions.sh b/tools/testing/selftests/rcutorture/bin/functions.sh index fef8b4b55c27..97c3a1764858 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 6fd7ef7726a5..6f2126815e22 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 |