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Diffstat (limited to 'cddl/contrib/dtracetoolkit/dist/Examples/rb_syscalls_example.txt')
| -rw-r--r-- | cddl/contrib/dtracetoolkit/dist/Examples/rb_syscalls_example.txt | 54 |
1 files changed, 54 insertions, 0 deletions
diff --git a/cddl/contrib/dtracetoolkit/dist/Examples/rb_syscalls_example.txt b/cddl/contrib/dtracetoolkit/dist/Examples/rb_syscalls_example.txt new file mode 100644 index 0000000..869884b --- /dev/null +++ b/cddl/contrib/dtracetoolkit/dist/Examples/rb_syscalls_example.txt @@ -0,0 +1,54 @@ +The following are examples of sh_syscalls.d. + +This is a simple script to count Ruby methods and system calls. Here we trace +an example program - Code/Ruby/func_abc.rb + +# rb_syscalls.d -c ./func_abc.rb +Tracing... Hit Ctrl-C to end. +Function A +Function B +Function C + +Calls for PID 146493, + + FILE TYPE NAME COUNT + func_abc.rb method Object::func_a 1 + func_abc.rb method Object::func_b 1 + func_abc.rb method Object::func_c 1 + func_abc.rb syscall getpid 1 + func_abc.rb syscall getrlimit 1 + func_abc.rb syscall getrlimit64 1 + func_abc.rb syscall mmap 1 + func_abc.rb syscall munmap 1 + func_abc.rb syscall rexit 1 + func_abc.rb syscall schedctl 1 + func_abc.rb syscall sigpending 1 + func_abc.rb syscall sysconfig 1 + func_abc.rb syscall sysi86 1 + func_abc.rb syscall write 1 + func_abc.rb syscall llseek 2 + func_abc.rb syscall read 2 + func_abc.rb syscall setcontext 2 + func_abc.rb method IO::write 3 + func_abc.rb method Module::method_added 3 + func_abc.rb method Object::print 3 + func_abc.rb method Object::sleep 3 + func_abc.rb syscall fstat64 3 + func_abc.rb syscall getgid 3 + func_abc.rb syscall getuid 3 + func_abc.rb syscall ioctl 3 + func_abc.rb syscall pollsys 3 + func_abc.rb syscall close 4 + func_abc.rb syscall lwp_sigmask 4 + func_abc.rb syscall open64 4 + func_abc.rb syscall gtime 6 + func_abc.rb syscall sigaction 12 + func_abc.rb syscall brk 56 + +While tracing, three user-defined functions were called - func_a, func_b and +func_c. There were 3 instances of the IO::write method being called. There +were also many system calls made, including 56 brk()'s, and 12 sigaction()'s. + +This script can provide an insight to how a Ruby program is interacting +with the system, by providing methods and system calls in the same output. + |
