| Current Path : /proc/1553489/root/usr/share/systemtap/examples/profiling/ |
| Current File : //proc/1553489/root/usr/share/systemtap/examples/profiling/syscallsrw.stp |
#!/usr/bin/stap --bpf
global arr
probe kernel.function("ksys_read") !, kernel.function("vfs_read") {
arr[0]++;
}
probe kernel.function("ksys_write") !, kernel.function("vfs_write") {
arr[1]++;
}
probe prometheus {
$value .= ("count{syscall=\"ksys_read\"} " . sprint(arr[0]) . "\n")
$value .= ("count{syscall=\"ksys_write\"} " . sprint(arr[1]) . "\n")
}