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author | Scott Rifenbark <scott.m.rifenbark@intel.com> | 2014-03-19 08:30:01 -0600 |
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committer | Richard Purdie <richard.purdie@linuxfoundation.org> | 2014-03-25 12:29:43 +0000 |
commit | c70b6e8a426d884da1b6d24a1dc95be0cee5f8a7 (patch) | |
tree | 0604fde334554f79eb36c705001c17a2289a2519 | |
parent | 46330cd0bc16449024e4c01b5c6ff15a1eb0612e (diff) | |
download | poky-c70b6e8a426d884da1b6d24a1dc95be0cee5f8a7.tar.gz |
dev-manual: Read-thru edits to "Profiling with OProfile"
Minor edits.
(From yocto-docs rev: 551127f3afa65f36bf9baf21d0ca3e53a2fbb3c1)
Signed-off-by: Scott Rifenbark <scott.m.rifenbark@intel.com>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>
-rw-r--r-- | documentation/dev-manual/dev-manual-common-tasks.xml | 22 |
1 files changed, 11 insertions, 11 deletions
diff --git a/documentation/dev-manual/dev-manual-common-tasks.xml b/documentation/dev-manual/dev-manual-common-tasks.xml index 0f8df85486..871f0a0711 100644 --- a/documentation/dev-manual/dev-manual-common-tasks.xml +++ b/documentation/dev-manual/dev-manual-common-tasks.xml | |||
@@ -6487,23 +6487,23 @@ | |||
6487 | This profiler provides answers to questions like "Which functions does my application spend | 6487 | This profiler provides answers to questions like "Which functions does my application spend |
6488 | the most time in when doing X?" | 6488 | the most time in when doing X?" |
6489 | Because the OpenEmbedded build system is well integrated with OProfile, it makes profiling | 6489 | Because the OpenEmbedded build system is well integrated with OProfile, it makes profiling |
6490 | applications on target hardware straightforward. | 6490 | applications on target hardware straight forward. |
6491 | <note> | 6491 | <note> |
6492 | For more information on how to set up and run OProfile, see the | 6492 | For more information on how to set up and run OProfile, see the |
6493 | "<ulink url='&YOCTO_DOCS_PROF_URL;#profile-manual-oprofile'>OProfile</ulink>" | 6493 | "<ulink url='&YOCTO_DOCS_PROF_URL;#profile-manual-oprofile'>oprofile</ulink>" |
6494 | section in the Yocto Project Profiling and Tracing Manual. | 6494 | section in the Yocto Project Profiling and Tracing Manual. |
6495 | </note> | 6495 | </note> |
6496 | </para> | 6496 | </para> |
6497 | 6497 | ||
6498 | <para> | 6498 | <para> |
6499 | To use OProfile, you need an image that has OProfile installed. | 6499 | To use OProfile, you need an image that has OProfile installed. |
6500 | The easiest way to do this is with <filename>tools-profile</filename> in the | 6500 | The easiest way to do this is with "tools-profile" in the |
6501 | <filename><ulink url='&YOCTO_DOCS_REF_URL;#var-IMAGE_FEATURES'>IMAGE_FEATURES</ulink></filename> variable. | 6501 | <filename><ulink url='&YOCTO_DOCS_REF_URL;#var-IMAGE_FEATURES'>IMAGE_FEATURES</ulink></filename> variable. |
6502 | You also need debugging symbols to be available on the system where the analysis | 6502 | You also need debugging symbols to be available on the system where the analysis |
6503 | takes place. | 6503 | takes place. |
6504 | You can gain access to the symbols by using <filename>dbg-pkgs</filename> in the | 6504 | You can gain access to the symbols by using "dbg-pkgs" in the |
6505 | <filename>IMAGE_FEATURES</filename> variable or by | 6505 | <filename>IMAGE_FEATURES</filename> variable or by |
6506 | installing the appropriate <filename>-dbg</filename> packages. | 6506 | installing the appropriate DBG (<filename>-dbg</filename>) packages. |
6507 | </para> | 6507 | </para> |
6508 | 6508 | ||
6509 | <para> | 6509 | <para> |
@@ -6531,7 +6531,7 @@ | |||
6531 | <title>Profiling on the Target</title> | 6531 | <title>Profiling on the Target</title> |
6532 | 6532 | ||
6533 | <para> | 6533 | <para> |
6534 | Using OProfile you can perform all the profiling work on the target device. | 6534 | Using OProfile, you can perform all the profiling work on the target device. |
6535 | A simple OProfile session might look like the following: | 6535 | A simple OProfile session might look like the following: |
6536 | </para> | 6536 | </para> |
6537 | 6537 | ||
@@ -6627,7 +6627,7 @@ | |||
6627 | 6627 | ||
6628 | <para> | 6628 | <para> |
6629 | The client program is called <filename>oprofile-viewer</filename> and its UI is relatively | 6629 | The client program is called <filename>oprofile-viewer</filename> and its UI is relatively |
6630 | straightforward. | 6630 | straight forward. |
6631 | You access key functionality through the buttons on the toolbar, which | 6631 | You access key functionality through the buttons on the toolbar, which |
6632 | are duplicated in the menus. | 6632 | are duplicated in the menus. |
6633 | Here are the buttons: | 6633 | Here are the buttons: |
@@ -6657,7 +6657,7 @@ | |||
6657 | </para> | 6657 | </para> |
6658 | 6658 | ||
6659 | <para> | 6659 | <para> |
6660 | The client downloads the complete 'profile archive' from | 6660 | The client downloads the complete profile archive from |
6661 | the target to the host for processing. | 6661 | the target to the host for processing. |
6662 | This archive is a directory that contains the sample data, the object files, | 6662 | This archive is a directory that contains the sample data, the object files, |
6663 | and the debug information for the object files. | 6663 | and the debug information for the object files. |
@@ -6695,9 +6695,9 @@ | |||
6695 | All that is needed is a copy of the filesystem with the debug symbols present | 6695 | All that is needed is a copy of the filesystem with the debug symbols present |
6696 | on the viewer system. | 6696 | on the viewer system. |
6697 | The "<link linkend='platdev-gdb-remotedebug-launch-gdb'>Launch GDB on the Host Computer</link>" | 6697 | The "<link linkend='platdev-gdb-remotedebug-launch-gdb'>Launch GDB on the Host Computer</link>" |
6698 | section covers how to create such a directory with | 6698 | section covers how to create such a directory within |
6699 | the <link linkend='source-directory'>Source Directory</link> | 6699 | the source directory and how to use the OProfileUI Settings |
6700 | and how to use the OProfileUI Settings Dialog to specify the location. | 6700 | Dialog to specify the location. |
6701 | If you specify the directory, it will be used when the file checksums | 6701 | If you specify the directory, it will be used when the file checksums |
6702 | match those on the system you are profiling. | 6702 | match those on the system you are profiling. |
6703 | </para> | 6703 | </para> |