1# 2# CDDL HEADER START 3# 4# The contents of this file are subject to the terms of the 5# Common Development and Distribution License (the "License"). 6# You may not use this file except in compliance with the License. 7# 8# You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE 9# or http://www.opensolaris.org/os/licensing. 10# See the License for the specific language governing permissions 11# and limitations under the License. 12# 13# When distributing Covered Code, include this CDDL HEADER in each 14# file and include the License file at usr/src/OPENSOLARIS.LICENSE. 15# If applicable, add the following below this CDDL HEADER, with the 16# fields enclosed by brackets "[]" replaced with your own identifying 17# information: Portions Copyright [yyyy] [name of copyright owner] 18# 19# CDDL HEADER END 20# 21 22# 23# Copyright 2009 Sun Microsystems, Inc. All rights reserved. 24# Use is subject to license terms. 25# 26 27# 28# ASSERTION: Make sure that we can map in and read the Xen trace buffers. 29# 30 31if [ $# != 1 ]; then 32 echo expected one argument: '<'dtrace-path'>' 33 exit 2 34fi 35 36# 37# Do not fail the test in a domU 38# 39if [ ! -c /dev/xen/privcmd ]; then 40 exit 0 41fi 42 43dtrace=$1 44 45script() 46{ 47 $dtrace -qs /dev/stdin <<EOF 48 xdt:sched::on-cpu 49 /arg0 == 0/ 50 { 51 self->on++; 52 } 53 54 xdt:sched::off-cpu 55 /arg0 == 0 && self->on/ 56 { 57 self->off++; 58 } 59 60 xdt:sched::off-cpu 61 /self->on > 50 && self->off > 50/ 62 { 63 exit(0); 64 } 65 66 profile:::tick-1sec 67 /n++ > 10/ 68 { 69 exit(1); 70 } 71EOF 72} 73 74script 75status=$? 76 77exit $status 78