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Update cheatsheets

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ivuorinen
2025-03-14 00:18:08 +00:00
parent 904f7fe0c1
commit 605e1cdfd8
20 changed files with 97 additions and 68 deletions
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tldr/linux/strace
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@@ -10,19 +10,19 @@ source: https://github.com/tldr-pages/tldr.git
- Start tracing a specific [p]rocess by its PID:
`strace -p {{pid}}`
`strace {{[-p|--attach]}} {{pid}}`
- Trace a [p]rocess and filt[e]r output by system call:
- Trace a [p]rocess and filter output by system call [e]xpression:
`strace -p {{pid}} -e {{system_call,system_call2,...}}`
`strace {{[-p|--attach]}} {{pid}} -e {{system_call,system_call2,...}}`
- Count time, calls, and errors for each system call and report a summary on program exit:
`strace -p {{pid}} -c`
`strace {{[-p|--attach]}} {{pid}} {{[-c|--summary-only]}}`
- Show the [T]ime spent in every system call and specify the maximum string [s]ize to print:
- Show the time spent in every system call and specify the maximum string size to print:
`strace -p {{pid}} -T -s {{32}}`
`strace {{[-p|--attach]}} {{pid}} {{[-T|--syscall-times]}} {{[-s|--string-limit]}} {{32}}`
- Start tracing a program by executing it:
@@ -32,6 +32,6 @@ source: https://github.com/tldr-pages/tldr.git
`strace -e trace=file {{program}}`
- Start tracing network operations of a program as well as all its [f]orked and child processes, saving the [o]utput to a file:
- Start tracing network operations of a program as well as all its forked and child processes, saving the output to a file:
`strace -f -e trace=network -o {{trace.txt}} {{program}}`
`strace {{[-f|--follow-forks]}} -e trace=network {{[-o|--output]}} {{trace.txt}} {{program}}`