usr/src/cmd/dtrace/test/tst/common/aggs/tst.clearlquantize.d

   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 2006 Sun Microsystems, Inc.  All rights reserved.
  24  * Use is subject to license terms.
  25  */
  26
  27 #pragma ident   "%Z%%M% %I%     %E% SMI"
  28
  29
  30 /*
  31  * ASSERTION:
  32  *      Positive lquantize()/clear() test
  33  *
  34  * SECTION: Aggregations/Aggregations
  35  *
  36  * NOTES:
  37  *      Verifies that printing a clear()'d aggregation with an lquantize()
  38  *      aggregation function doesn't cause problems.
  39  *
  40  */
  41
  42
  43 #pragma D option switchrate=50ms
  44 #pragma D option aggrate=1ms
  45 #pragma D option quiet
  46
  47 tick-100ms
  48 {
  49         x++;
  50         @a["linear"] = lquantize(x, 0, 100, 1);
  51         @b["exp"] = quantize(x);
  52 }
  53
  54 tick-100ms
  55 /(x % 5) == 0 && y++ < 5/
  56 {
  57         printa(@a);
  58         printa(@b);
  59         clear(@a);
  60         clear(@b);
  61 }
  62
  63 tick-100ms
  64 /(x % 5) == 0 && y == 5/
  65 {
  66         exit(0);
  67 }