1/* 2 * Copyright (c) 2008 Apple Inc. All Rights Reserved. 3 * 4 * @APPLE_LICENSE_HEADER_START@ 5 * 6 * This file contains Original Code and/or Modifications of Original Code 7 * as defined in and that are subject to the Apple Public Source License 8 * Version 2.0 (the 'License'). You may not use this file except in 9 * compliance with the License. Please obtain a copy of the License at 10 * http://www.opensource.apple.com/apsl/ and read it before using this 11 * file. 12 * 13 * The Original Code and all software distributed under the License are 14 * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER 15 * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES, 16 * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY, 17 * FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT. 18 * Please see the License for the specific language governing rights and 19 * limitations under the License. 20 * 21 * @APPLE_LICENSE_HEADER_END@ 22 * 23 * Does this need to be released under the OpenLDAP License instead of, or in 24 * addition to the APSL? 25 * 26 */ 27 28/* 29 * Dtrace script to see the response message rb tree stats 30 * 31 * To run this script: 32 * sudo dtrace -s ldap_rb_stats_script.d -p <pid of some ldap using process> 33 * sudo dtrace -s ldap_rb_stats_script.d -c "some ldap using command" 34 */ 35 36#pragma D option quiet 37#pragma D option bufsize=2m 38#pragma D option switchrate=150hz 39 40 41/* High water mark for the count */ 42int hwmcount; 43 44ldap_rb_stats$target:::count 45{ 46 printf("\n%s: msg id: %d, msg ptr %p nodes in rb tree %d", probefunc, arg1, arg2, arg0); 47 ustack(); 48} 49 50ldap_rb_stats$target:::count 51/ arg0 > hwmcount / 52{ 53 hwmcount = arg0; 54} 55 56END 57{ 58 printf("nodes in rb tree high water mark: %d\n", hwmcount); 59}