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DTRUSS(1) FreeBSD General Commands Manual DTRUSS(1) NAME dtruss -- Trace system calls and userland stacks using DTrace SYNOPSIS dtruss [-acdefholLs] [-t syscall] [-n name -p pid command] DESCRIPTION The dtruss utility traces system calls and (optionally) userland stack traces for the specified programs. The following options are available: -p pid Trace the process with PID pid. -n name Trace the process with name name. -t syscall Trace the specified syscall only. -a Print all details. -c Print syscall counts. -d Print relative times (in microseconds). -e Print elapsed times (in microseconds). -f Follow the children processes. -l Force printing PID / TID. -o Print time spent on CPU. -s Print userland stack backtraces. -L Don't print PID / TID. -b bufsize Specify the DTrace buffer size. EXIT STATUS The dtruss utility exits 0 on success, and >0 if an error occurs. SEE ALSO dtrace(1) HISTORY The dtruss utility comes from the DTraceToolkit and was first imported into FreeBSD 9.0. AUTHORS Brendan Gregg FreeBSD 8.2 August 26, 2010 FreeBSD 8.2
NAME | SYNOPSIS | DESCRIPTION | EXIT STATUS | SEE ALSO | HISTORY | AUTHORS
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