nfsattrstats (e477abf734cc777a55286bfbd6b80a6760c96acf) nfsattrstats (a223d3ed90bfe313ce5987d468a25a915d7d1254)
1#!/bin/sh
2#
3# Copyright (c) 2012 Robert N. M. Watson
4# All rights reserved.
5#
6# This software was developed at the University of Cambridge Computer
7# Laboratory with support from a grant from Google, Inc.
8#
9# Redistribution and use in source and binary forms, with or without
10# modification, are permitted provided that the following conditions
11# are met:
12# 1. Redistributions of source code must retain the above copyright
13# notice, this list of conditions and the following disclaimer.
14# 2. Redistributions in binary form must reproduce the above copyright
15# notice, this list of conditions and the following disclaimer in the
16# documentation and/or other materials provided with the distribution.
17#
18# THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
19# ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
20# IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
21# ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
22# FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
23# DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
24# OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
25# HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
26# LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
27# OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
28# SUCH DAMAGE.
29#
30# $FreeBSD$
31#
32# This script creates a trace of NFS RPCs, NFS attribute cache
33# activity, and NFS access cache activity, along with the system call
34# that instigated the activity. Notice that NFS events may happen
35# outside of the context of a system call, most likely due to the VM
36# system paging from NFS, in which case the system call name is
37# reported as "-"
1#!/usr/sbin/dtrace -s
2/*
3 * Copyright (c) 2012 Robert N. M. Watson
4 * All rights reserved.
5 *
6 * This software was developed at the University of Cambridge Computer
7 * Laboratory with support from a grant from Google, Inc.
8 *
9 * Redistribution and use in source and binary forms, with or without
10 * modification, are permitted provided that the following conditions
11 * are met:
12 * 1. Redistributions of source code must retain the above copyright
13 * notice, this list of conditions and the following disclaimer.
14 * 2. Redistributions in binary form must reproduce the above copyright
15 * notice, this list of conditions and the following disclaimer in the
16 * documentation and/or other materials provided with the distribution.
17 *
18 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
19 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
20 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
21 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
22 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
23 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
24 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
25 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
26 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
27 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
28 * SUCH DAMAGE.
29 *
30 * $FreeBSD$
31 *
32 * This script creates a trace of NFS RPCs, NFS attribute cache
33 * activity, and NFS access cache activity, along with the system call
34 * that instigated the activity. Notice that NFS events may happen
35 * outside of the context of a system call, most likely due to the VM
36 * system paging from NFS, in which case the system call name is
37 * reported as "-"
38 */
38
39
39/usr/sbin/dtrace -n '
40#pragma D option quiet
41
42dtrace:::BEGIN
43{
44 printf("probe\targ0\texecutable\tsyscall\n");
45}
46
47syscall:::entry

--- 18 unchanged lines hidden (view full) ---

66
67nfsclient:::
68/self->syscallname == 0 || self->syscallname == ""/
69{
70
71 printf("%s\t%s\t%s\t%s\n", probemod, stringof(arg0), execname,
72 self->syscallname);
73}
40#pragma D option quiet
41
42dtrace:::BEGIN
43{
44 printf("probe\targ0\texecutable\tsyscall\n");
45}
46
47syscall:::entry

--- 18 unchanged lines hidden (view full) ---

66
67nfsclient:::
68/self->syscallname == 0 || self->syscallname == ""/
69{
70
71 printf("%s\t%s\t%s\t%s\n", probemod, stringof(arg0), execname,
72 self->syscallname);
73}
74'