diff options
Diffstat (limited to 'cddl/contrib/opensolaris/cmd/dtrace/test/tst/common/rates/tst.aggrate.d')
-rw-r--r-- | cddl/contrib/opensolaris/cmd/dtrace/test/tst/common/rates/tst.aggrate.d | 68 |
1 files changed, 68 insertions, 0 deletions
diff --git a/cddl/contrib/opensolaris/cmd/dtrace/test/tst/common/rates/tst.aggrate.d b/cddl/contrib/opensolaris/cmd/dtrace/test/tst/common/rates/tst.aggrate.d new file mode 100644 index 0000000..513cd31 --- /dev/null +++ b/cddl/contrib/opensolaris/cmd/dtrace/test/tst/common/rates/tst.aggrate.d @@ -0,0 +1,68 @@ +/* + * 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. + */ + +#pragma ident "%Z%%M% %I% %E% SMI" + +/* + * ASSERTION: + * If the aggregation rate is set properly, there should be no aggregation + * drops. + * + * SECTION: Aggregations/Minimizing drops; + * Options and Tunables/aggrate; + * Options and Tunables/aggsize + */ + +/* + * We rely on the fact that at least 30 bytes must be stored per aggregation + * iteration, but that no more than 300 bytes are stored per iteration. + * We are going to let this run for ten seconds. If the aggregation rate + * is being set properly, there should be no aggregation drops. Note that + * this test (regrettably) may be scheduling sensitive -- but it should only + * fail on the most pathological systems. + */ +#pragma D option aggsize=300 +#pragma D option aggrate=10msec +#pragma D option quiet + +int n; + +tick-100msec +/n < 100/ +{ + @a[n++] = sum(n); +} + +tick-100msec +/n == 100/ +{ + exit(0); +} + +END +{ + printa("%10d\n", @a); +} |