diff options
| author | Adrian Hunter <adrian.hunter@intel.com> | 2022-08-11 20:04:11 +0300 |
|---|---|---|
| committer | Arnaldo Carvalho de Melo <acme@redhat.com> | 2022-08-11 18:50:17 -0300 |
| commit | 53e76d35f797b2975ad9b2934e668e59abba1f10 (patch) | |
| tree | e98098da660237e286fe86d79b67788766336b97 /tools/perf/Documentation/perf-kvm.txt | |
| parent | d9ca43c06fb76d2829675b764093c7094ab636f0 (diff) | |
perf tools: Tidy guest option documentation
Move common guest options into include files. Use attribute substitution to
customize an example, using "[verse]" to define the block instead of a
"literal" block which does not permit substitution.
Signed-off-by: Adrian Hunter <adrian.hunter@intel.com>
Cc: Ian Rogers <irogers@google.com>
Cc: Jiri Olsa <jolsa@kernel.org>
Cc: Namhyung Kim <namhyung@kernel.org>
Link: https://lore.kernel.org/r/20220811170411.84154-4-adrian.hunter@intel.com
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
Diffstat (limited to 'tools/perf/Documentation/perf-kvm.txt')
| -rw-r--r-- | tools/perf/Documentation/perf-kvm.txt | 25 |
1 files changed, 5 insertions, 20 deletions
diff --git a/tools/perf/Documentation/perf-kvm.txt b/tools/perf/Documentation/perf-kvm.txt index 83c742adf86e..2ad3f5d9f72b 100644 --- a/tools/perf/Documentation/perf-kvm.txt +++ b/tools/perf/Documentation/perf-kvm.txt @@ -77,26 +77,11 @@ OPTIONS Collect host side performance profile. --guest:: Collect guest side performance profile. ---guestmount=<path>:: - Guest os root file system mount directory. Users mounts guest os - root directories under <path> by a specific filesystem access method, - typically, sshfs. For example, start 2 guest os. The one's pid is 8888 - and the other's is 9999. - #mkdir ~/guestmount; cd ~/guestmount - #sshfs -o allow_other,direct_io -p 5551 localhost:/ 8888/ - #sshfs -o allow_other,direct_io -p 5552 localhost:/ 9999/ - #perf kvm --host --guest --guestmount=~/guestmount top ---guestkallsyms=<path>:: - Guest os /proc/kallsyms file copy. 'perf' kvm' reads it to get guest - kernel symbols. Users copy it out from guest os. ---guestmodules=<path>:: - Guest os /proc/modules file copy. 'perf' kvm' reads it to get guest - kernel module information. Users copy it out from guest os. ---guestvmlinux=<path>:: - Guest os kernel vmlinux. ---guest-code:: - Indicate that guest code can be found in the hypervisor process, - which is a common case for KVM test programs. + +:GMEXAMPLECMD: kvm --host --guest +:GMEXAMPLESUBCMD: top +include::guest-files.txt[] + -v:: --verbose:: Be more verbose (show counter open errors, etc). |