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authorDaniel Bristot de Oliveira <bristot@kernel.org>2023-06-06 18:12:16 +0200
committerSteven Rostedt (Google) <rostedt@goodmis.org>2023-06-13 16:26:03 -0400
commit272ced2556e63943113a54c113f8c11aeb53a5c3 (patch)
tree8500d7461984c1227f3ebd9e89329cd4e21d9883 /Documentation/tools
parenta957cbc02531a23beeac6dd9e751f8d4dadaf7a9 (diff)
rtla: Add --house-keeping option
To avoid having rtla interfering with the measurement threads, add an option for the user to set the CPUs in which rtla should run. For instance: # rtla timerlat top -H 0 -c 1-7 Will place rtla in the CPU 0, while running the measurement threads in the CPU 1-7. Link: https://lkml.kernel.org/r/6a6c78a579a96ba8b02ae67ee1e0ba2cb5e03c4a.1686066600.git.bristot@kernel.org Cc: William White <chwhite@redhat.com> Cc: Jonathan Corbet <corbet@lwn.net> Tested-by: Juri Lelli <juri.lelli@redhat.com> Suggested-by: Juri Lelli <juri.lelli@redhat.com> Signed-off-by: Daniel Bristot de Oliveira <bristot@kernel.org> Signed-off-by: Steven Rostedt (Google) <rostedt@goodmis.org>
Diffstat (limited to 'Documentation/tools')
-rw-r--r--Documentation/tools/rtla/common_options.rst4
1 files changed, 4 insertions, 0 deletions
diff --git a/Documentation/tools/rtla/common_options.rst b/Documentation/tools/rtla/common_options.rst
index ede07359d93c..aeb91ff3bd68 100644
--- a/Documentation/tools/rtla/common_options.rst
+++ b/Documentation/tools/rtla/common_options.rst
@@ -2,6 +2,10 @@
Set the osnoise tracer to run the sample threads in the cpu-list.
+**-H**, **--house-keeping** *cpu-list*
+
+ Run rtla control threads only on the given cpu-list.
+
**-d**, **--duration** *time[s|m|h|d]*
Set the duration of the session.