diff options
Diffstat (limited to 'cddl/contrib/opensolaris/cmd/dtrace/test/tst/common/buffering/tst.cputime.ksh')
-rw-r--r-- | cddl/contrib/opensolaris/cmd/dtrace/test/tst/common/buffering/tst.cputime.ksh | 90 |
1 files changed, 90 insertions, 0 deletions
diff --git a/cddl/contrib/opensolaris/cmd/dtrace/test/tst/common/buffering/tst.cputime.ksh b/cddl/contrib/opensolaris/cmd/dtrace/test/tst/common/buffering/tst.cputime.ksh new file mode 100644 index 0000000..6ac0fa9 --- /dev/null +++ b/cddl/contrib/opensolaris/cmd/dtrace/test/tst/common/buffering/tst.cputime.ksh @@ -0,0 +1,90 @@ +# +# CDDL HEADER START +# +# The contents of this file are subject to the terms of the +# Common Development and Distribution License (the "License"). +# You may not use this file except in compliance with the License. +# +# You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE +# or http://www.opensolaris.org/os/licensing. +# See the License for the specific language governing permissions +# and limitations under the License. +# +# When distributing Covered Code, include this CDDL HEADER in each +# file and include the License file at usr/src/OPENSOLARIS.LICENSE. +# If applicable, add the following below this CDDL HEADER, with the +# fields enclosed by brackets "[]" replaced with your own identifying +# information: Portions Copyright [yyyy] [name of copyright owner] +# +# CDDL HEADER END +# + +# +# Copyright 2006 Sun Microsystems, Inc. All rights reserved. +# Use is subject to license terms. +# +#ident "%Z%%M% %I% %E% SMI" + +script() +{ + $dtrace -s /dev/stdin -x bufpolicy=$1 $1 <<EOF + + #pragma D option quiet + #pragma D option statusrate=1hz + + uint64_t total; + int thresh; + + BEGIN + { + start = timestamp; + thresh = 10; + } + + sched:::on-cpu + /pid == \$pid/ + { + self->on = vtimestamp; + } + + sched:::off-cpu + /self->on/ + { + total += vtimestamp - self->on; + } + + tick-1sec + /i++ == 10/ + { + exit(0); + } + + END + /((total * 100) / (timestamp - start)) > thresh/ + { + printf("'%s' buffering policy took %d%% of CPU; ", + \$\$1, ((total * 100) / (timestamp - start))); + printf("expected no more than %d%%!\n", thresh); + exit(1); + } +EOF +} + +if [ $# != 1 ]; then + echo expected one argument: '<'dtrace-path'>' + exit 2 +fi + +dtrace=$1 + +for policy in "fill ring switch"; do + script $policy + + status=$? + + if [ "$status" -ne 0 ]; then + exit $status + fi +done + +exit 0 |