nfsdist.bt

BEGIN
{
	printf("Tracing Linux NFS Srv Op latency... Hit Ctrl-C to end.\n");
}

kprobe:nfsd3_proc_getattr,
kprobe:nfsd3_proc_write,
kprobe:nfsd3_proc_lookup,
kprobe:nfsd3_proc_remove,
kprobe:nfsd3_proc_create
{
	@start[tid] = nsecs;
	@name[tid] = func;
}

kretprobe:nfsd3_proc_getattr,
kretprobe:nfsd3_proc_write,
kretprobe:nfsd3_proc_lookup,
kretprobe:nfsd3_proc_remove,
kretprobe:nfsd3_proc_create
/@start[tid]/
{
	@us[@name[tid]] = avg((nsecs - @start[tid]) / 1000);
	delete(@start[tid]);
	delete(@name[tid]);
}

END
{
	clear(@start);
	clear(@name);
}