Mini Shell
Mini Shell
| Direktori : /usr/share/systemtap/examples/io/ |
| Current File : //usr/share/systemtap/examples/io/slowvfs.stp |
#!/usr/bin/stap
# minimum number of microseconds to print at
# override with -G sloth=NNN
global sloth = 50
probe vfs.open.return {
time = gettimeofday_us()-@entry(gettimeofday_us())
if (time >= sloth)
printf("%s[%d] %d %s\n", execname(), tid(), time, pathname)
}