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Diffstat (limited to 'Documentation/tools/rtla/rtla-timerlat-top.rst')
| -rw-r--r-- | Documentation/tools/rtla/rtla-timerlat-top.rst | 25 |
1 files changed, 17 insertions, 8 deletions
diff --git a/Documentation/tools/rtla/rtla-timerlat-top.rst b/Documentation/tools/rtla/rtla-timerlat-top.rst index 73799c1150ad..72d85e36c193 100644 --- a/Documentation/tools/rtla/rtla-timerlat-top.rst +++ b/Documentation/tools/rtla/rtla-timerlat-top.rst @@ -1,3 +1,5 @@ +.. |tool| replace:: timerlat top + ==================== rtla-timerlat-top ==================== @@ -14,23 +16,30 @@ SYNOPSIS DESCRIPTION =========== -.. include:: common_timerlat_description.rst +.. include:: common_timerlat_description.txt The **rtla timerlat top** displays a summary of the periodic output from the *timerlat* tracer. It also provides information for each operating system noise via the **osnoise:** tracepoints that can be -seem with the option **-T**. +seen with the option **-T**. OPTIONS ======= -.. include:: common_timerlat_options.rst +.. include:: common_timerlat_options.txt + +.. include:: common_top_options.txt + +.. include:: common_options.txt -.. include:: common_top_options.rst +.. include:: common_timerlat_aa.txt -.. include:: common_options.rst +**--aa-only** *us* -.. include:: common_timerlat_aa.rst + Set stop tracing conditions and run without collecting and displaying statistics. + Print the auto-analysis if the system hits the stop tracing condition. This option + is useful to reduce rtla timerlat CPU, enabling the debug without the overhead of + collecting the statistics. EXAMPLE ======= @@ -110,7 +119,7 @@ syscall in a btrfs file system. The raw trace is saved in the **timerlat_trace.txt** file for further analysis. Note that **rtla timerlat** was dispatched without changing *timerlat* tracer -threads' priority. That is generally not needed because these threads hava +threads' priority. That is generally not needed because these threads have priority *FIFO:95* by default, which is a common priority used by real-time kernel developers to analyze scheduling delays. @@ -124,4 +133,4 @@ AUTHOR ------ Written by Daniel Bristot de Oliveira <bristot@kernel.org> -.. include:: common_appendix.rst +.. include:: common_appendix.txt |