1*fcf3ce44SJohn Forte /* 2*fcf3ce44SJohn Forte * CDDL HEADER START 3*fcf3ce44SJohn Forte * 4*fcf3ce44SJohn Forte * The contents of this file are subject to the terms of the 5*fcf3ce44SJohn Forte * Common Development and Distribution License (the "License"). 6*fcf3ce44SJohn Forte * You may not use this file except in compliance with the License. 7*fcf3ce44SJohn Forte * 8*fcf3ce44SJohn Forte * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE 9*fcf3ce44SJohn Forte * or http://www.opensolaris.org/os/licensing. 10*fcf3ce44SJohn Forte * See the License for the specific language governing permissions 11*fcf3ce44SJohn Forte * and limitations under the License. 12*fcf3ce44SJohn Forte * 13*fcf3ce44SJohn Forte * When distributing Covered Code, include this CDDL HEADER in each 14*fcf3ce44SJohn Forte * file and include the License file at usr/src/OPENSOLARIS.LICENSE. 15*fcf3ce44SJohn Forte * If applicable, add the following below this CDDL HEADER, with the 16*fcf3ce44SJohn Forte * fields enclosed by brackets "[]" replaced with your own identifying 17*fcf3ce44SJohn Forte * information: Portions Copyright [yyyy] [name of copyright owner] 18*fcf3ce44SJohn Forte * 19*fcf3ce44SJohn Forte * CDDL HEADER END 20*fcf3ce44SJohn Forte */ 21*fcf3ce44SJohn Forte /* 22*fcf3ce44SJohn Forte * Copyright 2008 Sun Microsystems, Inc. All rights reserved. 23*fcf3ce44SJohn Forte * Use is subject to license terms. 24*fcf3ce44SJohn Forte */ 25*fcf3ce44SJohn Forte 26*fcf3ce44SJohn Forte #ifndef _SDBC_STATS_H 27*fcf3ce44SJohn Forte #define _SDBC_STATS_H 28*fcf3ce44SJohn Forte 29*fcf3ce44SJohn Forte #ifdef __cplusplus 30*fcf3ce44SJohn Forte extern "C" { 31*fcf3ce44SJohn Forte #endif 32*fcf3ce44SJohn Forte 33*fcf3ce44SJohn Forte /* 34*fcf3ce44SJohn Forte * Internal flags to denote data collection status 35*fcf3ce44SJohn Forte */ 36*fcf3ce44SJohn Forte #define GOT_SET_KSTAT 0x01 37*fcf3ce44SJohn Forte #define GOT_IO_KSTAT 0x02 38*fcf3ce44SJohn Forte #define GOT_COMPLETE_SDBC (GOT_SET_KSTAT | GOT_IO_KSTAT) 39*fcf3ce44SJohn Forte 40*fcf3ce44SJohn Forte #define SDBC_COMPLETE(x) (((x) & (GOT_COMPLETE_SDBC)) != \ 41*fcf3ce44SJohn Forte (GOT_COMPLETE_SDBC)) 42*fcf3ce44SJohn Forte 43*fcf3ce44SJohn Forte #define SDBC_KBYTES 0x01 44*fcf3ce44SJohn Forte #define SDBC_INTAVG 0x02 45*fcf3ce44SJohn Forte 46*fcf3ce44SJohn Forte #define KILOBYTE 1024 47*fcf3ce44SJohn Forte 48*fcf3ce44SJohn Forte typedef struct sdbcstat_s 49*fcf3ce44SJohn Forte { 50*fcf3ce44SJohn Forte kstat_t *pre_set; 51*fcf3ce44SJohn Forte kstat_t *pre_io; 52*fcf3ce44SJohn Forte kstat_t *cur_set; 53*fcf3ce44SJohn Forte kstat_t *cur_io; 54*fcf3ce44SJohn Forte int collected; 55*fcf3ce44SJohn Forte struct sdbcstat_s *next; 56*fcf3ce44SJohn Forte } sdbcstat_t; 57*fcf3ce44SJohn Forte 58*fcf3ce44SJohn Forte typedef struct sdbcvals_t 59*fcf3ce44SJohn Forte { 60*fcf3ce44SJohn Forte uint32_t cache_read; 61*fcf3ce44SJohn Forte uint32_t cache_write; 62*fcf3ce44SJohn Forte uint32_t total_cache; 63*fcf3ce44SJohn Forte 64*fcf3ce44SJohn Forte float cache_hit; 65*fcf3ce44SJohn Forte float read_hit; 66*fcf3ce44SJohn Forte float write_hit; 67*fcf3ce44SJohn Forte 68*fcf3ce44SJohn Forte uint32_t disk_read; 69*fcf3ce44SJohn Forte uint32_t disk_write; 70*fcf3ce44SJohn Forte uint32_t total_disk; 71*fcf3ce44SJohn Forte 72*fcf3ce44SJohn Forte uint32_t destaged; 73*fcf3ce44SJohn Forte uint32_t write_cancellations; 74*fcf3ce44SJohn Forte 75*fcf3ce44SJohn Forte uint32_t total_reads; 76*fcf3ce44SJohn Forte uint32_t total_writes; 77*fcf3ce44SJohn Forte } sdbcvals_t; 78*fcf3ce44SJohn Forte 79*fcf3ce44SJohn Forte extern kstat_t *sdbc_global; 80*fcf3ce44SJohn Forte 81*fcf3ce44SJohn Forte /* Prototypes */ 82*fcf3ce44SJohn Forte int sdbc_discover(kstat_ctl_t *); 83*fcf3ce44SJohn Forte int sdbc_update(kstat_ctl_t *); 84*fcf3ce44SJohn Forte int sdbc_report(); 85*fcf3ce44SJohn Forte sdbcstat_t *sdbc_getstat(char *); 86*fcf3ce44SJohn Forte int sdbc_getvalues(sdbcstat_t *, sdbcvals_t *, int); 87*fcf3ce44SJohn Forte 88*fcf3ce44SJohn Forte #ifdef __cplusplus 89*fcf3ce44SJohn Forte } 90*fcf3ce44SJohn Forte #endif 91*fcf3ce44SJohn Forte 92*fcf3ce44SJohn Forte #endif /* _SDBC_STATS_H */ 93