diff options
Diffstat (limited to 'tools/perf/Documentation/perf-test.txt')
| -rw-r--r-- | tools/perf/Documentation/perf-test.txt | 35 |
1 files changed, 28 insertions, 7 deletions
diff --git a/tools/perf/Documentation/perf-test.txt b/tools/perf/Documentation/perf-test.txt index 9acb8d1f6588..32da0d1fa86a 100644 --- a/tools/perf/Documentation/perf-test.txt +++ b/tools/perf/Documentation/perf-test.txt @@ -28,18 +28,22 @@ OPTIONS Tests to skip (comma separated numeric list). -v:: +-vv:: +-vvv:: --verbose:: - Be more verbose. + With a single '-v', verbose level 1, only failing test output + is displayed. With '-vv' and higher all test output is shown. -S:: --sequential:: - Run tests one after the other, this is the default mode. + Run all tests one after the other. By default "exclusive" + tests are run sequentially, but other tests are run in + parallel to speed execution. --p:: ---parallel:: - Run tests in parallel, speeds up the whole process but is not safe with - the current infrastructure, where some tests that compete for some resources, - for instance, 'perf probe' tests that add/remove probes or clean all probes, etc. +-r:: +--runs-per-test:: + Run each test the given number of times, by default once. This + option can be useful to determine if a test is flaky. -F:: --dont-fork:: @@ -48,3 +52,20 @@ OPTIONS --dso:: Specify a DSO for the "Symbols" test. + +-w:: +--workload=:: + Run a built-in workload, to list them use '--list-workloads', current ones include: + noploop, thloop, leafloop, sqrtloop, brstack, datasym and landlock. + + Used with the shell script regression tests. + + Some accept an extra parameter: + + seconds: leafloop, noploop, sqrtloop, thloop + nrloops: brstack + + The datasym and landlock workloads don't accept any. + +--list-workloads:: + List the available workloads to use with -w/--workload. |