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Base: Update and expand profile(1) manpage

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Sam Atkins 2022-11-28 20:49:58 +00:00 • committed by Andreas Kling
parent 35126e81c4
commit 33041f3a71
2 changed files with 26 additions and 7 deletions
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1
Base/root/generate_manpages.sh
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@ -34,7 +34,6 @@ for i in ( \
(nl 1) \ (nl 1) \
(ntpquery 1) \ (ntpquery 1) \
(passwd 1) \ (passwd 1) \
(profile 1) \
(readelf 1) \ (readelf 1) \
(shot 1) \ (shot 1) \
(sql 1) \ (sql 1) \

32
Base/usr/share/man/man1/profile.md
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@ -1,14 +1,18 @@
## Name ## Name
profile profile - Process or system profiler
## Synopsis ## Synopsis
```sh ```**sh
$ profile [-p PID] [-a] [-e] [-d] [-f] [-w] [-c command] [-t event_type] $ profile [-p PID] [-a] [-e] [-d] [-f] [-w] [-t event_type] [COMMAND_TO_PROFILE]
``` ```
## Options: ## Description
`profile` records profiling information that can then be read with `ProfileViewer`.
## Options
* `-p PID`: Target PID * `-p PID`: Target PID
* `-a`: Profile all processes (super-user only), result at /sys/kernel/profile * `-a`: Profile all processes (super-user only), result at /sys/kernel/profile
@ -16,9 +20,25 @@ $ profile [-p PID] [-a] [-e] [-d] [-f] [-w] [-c command] [-t event_type]
* `-d`: Disable * `-d`: Disable
* `-f`: Free the profiling buffer for the associated process(es). * `-f`: Free the profiling buffer for the associated process(es).
* `-w`: Enable profiling and wait for user input to disable. * `-w`: Enable profiling and wait for user input to disable.
* `-c command`: Command
* `-t event_type`: Enable tracking specific event type * `-t event_type`: Enable tracking specific event type
Event type can be one of: sample, context_switch, page_fault, syscall, read, kmalloc and kfree. Event type can be one of: sample, context_switch, page_fault, syscall, read, kmalloc and kfree.
<!-- Auto-generated through ArgsParser --> ## Examples
```sh
# Enable whole-system profiling
$ profile -ae
# ...then, to stop
$ profile -ad
# Profile a running process, with PID 42
$ profile -p 42
# Profile syscalls made by echo
$ profile -t syscall -- echo "Hello friends!"
```
## See also
* [`Profiler`(1)](help://man/1/Profiler) GUI for viewing profiling data produced by `profile`.