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doc: doc spelling and grammer fixing

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Continuing with additional spelling and grammar fixes missed during
retular reviews.

Signed-off-by: David B. Kinder <david.b.kinder@intel.com>
This commit is contained in:
David B. Kinder
2020-10-29 16:16:20 -07:00
committed by David Kinder
parent 22c5dd2c58
commit 62d0088565
10 changed files with 47 additions and 44 deletions
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doc/tutorials/realtime_performance_tuning.rst
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@@ -56,15 +56,15 @@ the ending point as ``now``.
Log and trace data collection
=============================
#. Add timestamps (in TSC) at ``next`` and ``now``.
#. Capture the log with the above timestamps in the RTVM.
#. Add time stamps (in TSC) at ``next`` and ``now``.
#. Capture the log with the above time stamps in the RTVM.
#. Capture the ``acrntrace`` log in the Service VM at the same time.
Offline analysis
================
#. Convert the raw trace data to human readable format.
#. Merge the logs in the RTVM and the ACRN hypervisor trace based on timestamps (in TSC).
#. Merge the logs in the RTVM and the ACRN hypervisor trace based on time stamps (in TSC).
#. Check to see if any ``vmexit`` occurred within the critical sections. The pattern is as follows:
.. figure:: images/vm_exits_log.png
@@ -158,7 +158,7 @@ the bottleneck of the application.
``Perf`` is a profiler tool for Linux 2.6+ based systems that abstracts away
CPU hardware differences in Linux performance measurements and presents a
simple command line interface. Perf is based on the ``perf_events`` interface
simple command-line interface. Perf is based on the ``perf_events`` interface
exported by recent versions of the Linux kernel.
``PMU tools`` is a collection of tools for profile collection and
@@ -168,7 +168,7 @@ following links for perf usage:
- https://perf.wiki.kernel.org/index.php/Main_Page
- https://perf.wiki.kernel.org/index.php/Tutorial
Refer to https://github.com/andikleen/pmu-tools for pmu usage.
Refer to https://github.com/andikleen/pmu-tools for PMU usage.
Top-down Microarchitecture Analysis Method (TMAM)
==================================================
@@ -180,7 +180,7 @@ Intel |reg| 64 and IA-32 `Architectures Optimization Reference Manual
<http://www.intel.com/content/dam/www/public/us/en/documents/manuals/64-ia-32-architectures-optimization-manual.pdf>`_,
Appendix B.1 for more details on TMAM. Refer to this `technical paper
<https://fd.io/docs/whitepapers/performance_analysis_sw_data_planes_dec21_2017.pdf>`_
which adopts TMAM for systematic performance benchmarking and analysis
that adopts TMAM for systematic performance benchmarking and analysis
of compute-native Network Function data planes that are executed on
commercial-off-the-shelf (COTS) servers using available open-source
measurement tools.