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 * ASSERTION: 31 * Positive test for fill buffer policy. 32 * 33 * SECTION: Buffers and Buffering/fill Policy; 34 * Buffers and Buffering/Buffer Sizes; 35 * Options and Tunables/bufsize; 36 * Options and Tunables/bufpolicy; 37 * Options and Tunables/statusrate 38 */ 39 /* 40 * This is a brute-force way of testing fill buffers. We assume that each 41 * printf() stores 8 bytes. Because each fill buffer is per-CPU, we must 42 * fill up our buffer in one series of enablings on a single CPU. 43 */ 44 #pragma D option bufpolicy=fill 45 #pragma D option bufsize=64 46 #pragma D option statusrate=10ms 47 #pragma D option quiet 48 49 int i; 50 51 tick-10ms 52 { 53 printf("%d\n", i++); 54 } 55 56 tick-10ms 57 { 58 printf("%d\n", i++); 59 } 60 61 tick-10ms 62 { 63 printf("%d\n", i++); 64 } 65 66 tick-10ms 67 { 68 printf("%d\n", i++); 69 } 70 71 tick-10ms 72 { 73 printf("%d\n", i++); 74 } 75 76 tick-10ms 77 { 78 printf("%d\n", i++); 79 } 80 81 tick-10ms 82 { 83 printf("%d\n", i++); 84 } 85 86 tick-10ms 87 { 88 printf("%d\n", i++); 89 } 90 91 tick-10ms 92 { 93 printf("%d\n", i++); 94 } 95 96 tick-10ms 97 { 98 printf("%d\n", i++); 99 } 100 101 tick-10ms 102 { 103 printf("%d\n", i++); 104 } 105 106 tick-10ms 107 { 108 printf("%d\n", i++); 109 } 110 111 tick-10ms 112 /i >= 100/ 113 { 114 exit(1); 115 } 116