Why doesn't "xargs sudo perf top" work as expected? – CentOS
I want to profile a process, so first get its pid, then use "perf top" to check it: $ pgrep program 14472 $ sudo perf top -p 14472 It works as expected: Then I want to use pipe to connect…
I want to profile a process, so first get its pid, then use "perf top" to check it: $ pgrep program 14472 $ sudo perf top -p 14472 It works as expected: Then I want to use pipe to connect…