head	1.3;
access;
symbols
	RELENG_9:1.3.0.2;
locks; strict;
comment	@# @;


1.3
date	2012.11.17.01.50.30;	author svnexp;	state Exp;
branches
	1.3.2.1;
next	1.2;

1.2
date	2012.07.21.07.14.52;	author gnn;	state Exp;
branches;
next	1.1;

1.1
date	2012.07.20.23.56.23;	author gnn;	state Exp;
branches;
next	;

1.3.2.1
date	2012.11.17.01.50.30;	author svnexp;	state dead;
branches;
next	1.3.2.2;

1.3.2.2
date	2013.06.13.19.01.57;	author svnexp;	state Exp;
branches;
next	;


desc
@@


1.3
log
@Switching exporter and resync
@
text
@#!/bin/sh
#
# Copyright (c) 2012 George V. Neville-Neil
# All rights reserved.
#
# Redistribution and use in source and binary forms, with or without
# modification, are permitted provided that the following conditions
# are met:
# 1. Redistributions of source code must retain the above copyright
#    notice, this list of conditions and the following disclaimer.
# 2. Redistributions in binary form must reproduce the above copyright
#    notice, this list of conditions and the following disclaimer in the
#    documentation and/or other materials provided with the distribution.
#
# THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
# ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
# IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
# ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
# FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
# DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
# OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
# HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
# LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
# OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
# SUCH DAMAGE.
#
# $FreeBSD: head/share/dtrace/hotopen 238665 2012-07-21 07:14:52Z gnn $
#
# The hotopen D script periodically outputs  table of which UIDs
# are opening files.   This is a very quick way to find out if
# a paritcular user is thrashing a system with rapid calls to
# open/close.
#
# Usage: hotopen
#

/usr/sbin/dtrace -n '
#pragma D option quiet
BEGIN
{
	printf("Files opened per UID in the last second.\n");
}

syscall::open:entry
{
	@@files[uid] = count();
	output = 1;
}

tick-1sec
/output != 0/
{
	printf("%-20Y \n", walltimestamp);
	printa("uid %d\tcount %@@d\n", @@files, @@files);
	trunc(@@files);
	output = 0;
}
'
@


1.3.2.1
log
@file hotopen was added on branch RELENG_9 on 2013-06-13 19:01:57 +0000
@
text
@d1 58
@


1.3.2.2
log
@## SVN ## Exported commit - http://svnweb.freebsd.org/changeset/base/251697
## SVN ## CVS IS DEPRECATED: http://wiki.freebsd.org/CvsIsDeprecated
@
text
@a0 61
#!/bin/sh
#
# Copyright (c) 2012 George V. Neville-Neil
# All rights reserved.
#
# This software was developed at the University of Cambridge Computer
# Laboratory with support from a grant from Google, Inc.
#
# Redistribution and use in source and binary forms, with or without
# modification, are permitted provided that the following conditions
# are met:
# 1. Redistributions of source code must retain the above copyright
#    notice, this list of conditions and the following disclaimer.
# 2. Redistributions in binary form must reproduce the above copyright
#    notice, this list of conditions and the following disclaimer in the
#    documentation and/or other materials provided with the distribution.
#
# THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
# ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
# IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
# ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
# FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
# DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
# OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
# HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
# LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
# OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
# SUCH DAMAGE.
#
# $FreeBSD: stable/9/share/dtrace/hotopen 251697 2013-06-13 18:47:53Z gnn $
#
# The hotopen D script periodically outputs  table of which UIDs
# are opening files.   This is a very quick way to find out if
# a paritcular user is thrashing a system with rapid calls to
# open/close.
#
# Usage: hotopen
#

/usr/sbin/dtrace -n '
#pragma D option quiet
BEGIN
{
	printf("Files opened per UID in the last second.\n");
}

syscall::open:entry
{
	@@files[uid] = count();
	output = 1;
}

tick-1sec
/output != 0/
{
	printf("%-20Y \n", walltimestamp);
	printa("uid %d\tcount %@@d\n", @@files, @@files);
	trunc(@@files);
	output = 0;
}
'
@


1.2
log
@SVN rev 238665 on 2012-07-21 07:14:52Z by gnn

Remove copy/pasteo in the copyright notice.
@
text
@d27 1
a27 1
# $FreeBSD$
@


1.1
log
@SVN rev 238660 on 2012-07-20 23:56:23Z by gnn

Add a new script, hotopen, which shows what uid is opening files
on a per second basis.  While here clean up the Makefile as well.

MFC after:	1 week
@
text
@a5 3
# This software was developed at the University of Cambridge Computer
# Laboratory with support from a grant from Google, Inc.
#
@

