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51 lines
2.9 KiB
Plaintext
51 lines
2.9 KiB
Plaintext
The following is a demonstration of the syscallbypid.d script,
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Here we run syscallbypid.d for a few seconds then hit Ctrl-C,
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# syscallbypid.d
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Tracing... Hit Ctrl-C to end.
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^C
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PID CMD SYSCALL COUNT
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11039 dtrace setcontext 1
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11039 dtrace lwp_sigmask 1
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7 svc.startd portfs 1
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357 poold lwp_cond_wait 1
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27328 java_vm lwp_cond_wait 1
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1532 Xorg writev 1
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11039 dtrace lwp_park 1
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11039 dtrace schedctl 1
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11039 dtrace mmap 1
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361 sendmail pollsys 1
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11039 dtrace fstat64 1
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11039 dtrace sigaction 2
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11039 dtrace write 2
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361 sendmail lwp_sigmask 2
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1659 mozilla-bin yield 2
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11039 dtrace sysconfig 3
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361 sendmail pset 3
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20317 sshd read 4
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361 sendmail gtime 4
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20317 sshd write 4
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27328 java_vm ioctl 6
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11039 dtrace brk 8
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1532 Xorg setcontext 8
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1532 Xorg lwp_sigmask 8
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20317 sshd pollsys 8
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357 poold pollsys 13
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1659 mozilla-bin read 16
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20317 sshd lwp_sigmask 16
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1532 Xorg setitimer 17
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27328 java_vm pollsys 18
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1532 Xorg pollsys 19
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11039 dtrace p_online 21
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1532 Xorg read 22
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1659 mozilla-bin write 25
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1659 mozilla-bin lwp_park 26
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11039 dtrace ioctl 36
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1659 mozilla-bin pollsys 155
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1659 mozilla-bin ioctl 306
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In the above output, we can see that "mozilla-bin" with PID 1659 made the
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most system calls - 306 ioctl()s.
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