/* * 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. */ /* * Copyright (c) 2012 by Delphix. All rights reserved. */ /* * ASSERTION: * Positive test for fill buffer policy. * * SECTION: Buffers and Buffering/fill Policy; * Buffers and Buffering/Buffer Sizes; * Options and Tunables/bufsize; * Options and Tunables/bufpolicy; * Options and Tunables/statusrate */ /* * This is a brute-force way of testing fill buffers. We assume that * each printf() stores 16 bytes (4x 32-bit words for EPID, timestamp * lo, timestamp hi, and the variable i). Because each fill buffer is * per-CPU, we must fill up our buffer in one series of enablings on a * single CPU. */ #pragma D option bufpolicy=fill #pragma D option bufsize=128 #pragma D option statusrate=10ms #pragma D option quiet int i; tick-10ms { printf("%d\n", i++); } tick-10ms { printf("%d\n", i++); } tick-10ms { printf("%d\n", i++); } tick-10ms { printf("%d\n", i++); } tick-10ms { printf("%d\n", i++); } tick-10ms { printf("%d\n", i++); } tick-10ms { printf("%d\n", i++); } tick-10ms { printf("%d\n", i++); } tick-10ms { printf("%d\n", i++); } tick-10ms { printf("%d\n", i++); } tick-10ms { printf("%d\n", i++); } tick-10ms { printf("%d\n", i++); } tick-10ms /i >= 100/ { exit(1); }