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This article mainly introduces the relevant knowledge of "what is the use of Linux's pstack command". The editor shows you the operation process through an actual case, the operation method is simple and fast, and it is practical. I hope this article "what is the use of Linux's pstack command" can help you solve the problem.

The Linux common command pstack command displays the stack trace for each process. The pstack command must be run by the owner or root of the corresponding process. You can use pstack to determine where the process is suspended. The only option allowed by this command is the PID of the process to be checked.

Command format usage: pstack pid common options have no reference example to show the stack trace of the process

[deng@localhost ~] $ps aux | grep a.out deng 83495 0.0 4216 348 pts/1 S+ 21:33 0:00. / a.out deng 83594 0.0 112724 1000 pts/2 S + 21:33 grep-- color=auto a.out [deng@localhost ~] $pstack 83495 # 0 0x00007f6676e99c70 in _ read_nocancel () from / lib64/libc.so.6 # 1 0x00007f6676e25b24 in _ GI__IO_file_ Underflow () from / lib64/libc.so.6 # 2 0x00007f6676e26cf2 in _ _ GI__IO_default_uflow () from / lib64/libc.so.6 # 3 0x00007f6676e216ca in getchar () from / lib64/libc.so.6 # 4 0x0000000000400615 in main () [deng@localhost ~] $about "what is the pstack command of Linux for?" Thank you for your reading. If you want to know more about the industry, you can follow the industry information channel. The editor will update different knowledge points for you every day.

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