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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-11 08:17:27 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-11 08:17:27 +0000
commitf215e02bf85f68d3a6106c2a1f4f7f063f819064 (patch)
tree6bb5b92c046312c4e95ac2620b10ddf482d3fa8b /src/VBox/ExtPacks/VBoxDTrace/onnv/cmd/dtrace/test/tst/common/rates/tst.aggrate.d
parentInitial commit. (diff)
downloadvirtualbox-f215e02bf85f68d3a6106c2a1f4f7f063f819064.tar.xz
virtualbox-f215e02bf85f68d3a6106c2a1f4f7f063f819064.zip
Adding upstream version 7.0.14-dfsg.upstream/7.0.14-dfsg
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'src/VBox/ExtPacks/VBoxDTrace/onnv/cmd/dtrace/test/tst/common/rates/tst.aggrate.d')
-rw-r--r--src/VBox/ExtPacks/VBoxDTrace/onnv/cmd/dtrace/test/tst/common/rates/tst.aggrate.d68
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diff --git a/src/VBox/ExtPacks/VBoxDTrace/onnv/cmd/dtrace/test/tst/common/rates/tst.aggrate.d b/src/VBox/ExtPacks/VBoxDTrace/onnv/cmd/dtrace/test/tst/common/rates/tst.aggrate.d
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--- /dev/null
+++ b/src/VBox/ExtPacks/VBoxDTrace/onnv/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);
+}