diff options
Diffstat (limited to 'drivers/staging/ktap/scripts/syscalls/syscalls_count.kp')
| -rw-r--r-- | drivers/staging/ktap/scripts/syscalls/syscalls_count.kp | 56 |
1 files changed, 56 insertions, 0 deletions
diff --git a/drivers/staging/ktap/scripts/syscalls/syscalls_count.kp b/drivers/staging/ktap/scripts/syscalls/syscalls_count.kp new file mode 100644 index 000000000000..363c6226e8a9 --- /dev/null +++ b/drivers/staging/ktap/scripts/syscalls/syscalls_count.kp @@ -0,0 +1,56 @@ +#!/usr/bin/env ktap + +s = aggr_table() + +trace syscalls:sys_enter_* { + s[argname] = count() +} + +trace_end { + histogram(s) +} + +print("Press Control-C to stop.") + +#Result: +# +#[root@jovi ktap]# ./ktap scripts/syscalls_histogram.kp +#^C +# value ------------- Distribution ------------- count +# sys_enter_rt_sigprocmask |@@@@@@ 326 +# sys_enter_read |@@@@@ 287 +# sys_enter_close |@@@@ 236 +# sys_enter_open |@@@@ 222 +# sys_enter_stat64 |@@ 132 +# sys_enter_select |@@ 123 +# sys_enter_rt_sigaction |@@ 107 +# sys_enter_poll |@ 72 +# sys_enter_write |@ 70 +# sys_enter_mmap_pgoff |@ 58 +# sys_enter_fstat64 | 41 +# sys_enter_nanosleep | 23 +# sys_enter_access | 20 +# sys_enter_mprotect | 18 +# sys_enter_geteuid | 17 +# sys_enter_getegid | 16 +# sys_enter_getuid | 16 +# sys_enter_getgid | 16 +# sys_enter_brk | 15 +# sys_enter_waitpid | 11 +# sys_enter_time | 10 +# sys_enter_ioctl | 9 +# sys_enter_munmap | 9 +# sys_enter_fcntl64 | 7 +# sys_enter_dup2 | 7 +# sys_enter_clone | 6 +# sys_enter_exit_group | 6 +# sys_enter_execve | 4 +# sys_enter_pipe | 3 +# sys_enter_gettimeofday | 3 +# sys_enter_getdents | 2 +# sys_enter_getgroups | 2 +# sys_enter_statfs64 | 2 +# sys_enter_lseek | 2 +# sys_enter_openat | 1 +# sys_enter_newuname | 1 + |