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| author | Paul E. McKenney <paulmck@linux.vnet.ibm.com> | 2014-12-11 02:42:16 +0100 |
|---|---|---|
| committer | Paul E. McKenney <paulmck@linux.vnet.ibm.com> | 2015-01-11 04:08:03 +0100 |
| commit | 94162c8daa839bd0de791f66d754a880e2787c82 (patch) | |
| tree | 1859d57d227af77503227b205a330bbd8ce7f2cf /tools/testing | |
| parent | rcutorture: Check from beginning to end of grace period (diff) | |
| download | linux-94162c8daa839bd0de791f66d754a880e2787c82.tar.xz linux-94162c8daa839bd0de791f66d754a880e2787c82.zip | |
rcutorture: Handle different mpstat versions
The mpstat command recently added the %gnice column, which messes up
the cpu2use.sh script's idle-CPU calculations. This commit therefore
uses $NF instead of $12 to select the last (%idle) column.
Signed-off-by: Paul E. McKenney <paulmck@linux.vnet.ibm.com>
Diffstat (limited to 'tools/testing')
| -rwxr-xr-x | tools/testing/selftests/rcutorture/bin/cpus2use.sh | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/tools/testing/selftests/rcutorture/bin/cpus2use.sh b/tools/testing/selftests/rcutorture/bin/cpus2use.sh index abe14b7f36e9..bb99cde3f5f9 100755 --- a/tools/testing/selftests/rcutorture/bin/cpus2use.sh +++ b/tools/testing/selftests/rcutorture/bin/cpus2use.sh @@ -24,7 +24,7 @@ ncpus=`grep '^processor' /proc/cpuinfo | wc -l` idlecpus=`mpstat | tail -1 | \ - awk -v ncpus=$ncpus '{ print ncpus * ($7 + $12) / 100 }'` + awk -v ncpus=$ncpus '{ print ncpus * ($7 + $NF) / 100 }'` awk -v ncpus=$ncpus -v idlecpus=$idlecpus < /dev/null ' BEGIN { cpus2use = idlecpus; |