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/* Copyright (c) 1996-2004, Adaptec Corporation
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met:
*
* - Redistributions of source code must retain the above copyright notice, this
* list of conditions and the following disclaimer.
* - Redistributions in binary form must reproduce the above copyright notice,
* this list of conditions and the following disclaimer in the documentation
* and/or other materials provided with the distribution.
* - Neither the name of the Adaptec Corporation nor the names of its
* contributors may be used to endorse or promote products derived from this
* software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
* LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
* POSSIBILITY OF SUCH DAMAGE.
*/
#ifndef __STATS_H
#define __STATS_H
//File - STATS.H
//***************************************************************************
//
//Description:
//
// This function contains structure definitions for the HBA &
//Device statistics maintained by the DPT controllers.
//
//Author: Doug Anderson
//Date: 6/11/93
//
//Editors:
//
//Remarks:
//
//
//***************************************************************************
#include "osd_util.h"
//Definitions - Structure & Typedef -----------------------------------------
// Device Read Statistics
typedef struct {
uLONG cmds; // # read commands
uLONG notCached; // # reads not cached
uLONG lookAheadCmds; // # look ahead commands
uLONG lookAheadBlks; // # blocks brought in by look aheads
uLONG lookAheadHits; // # read hits due to look ahead cmds
uLONG blksMissed; // # read blocks that were not cache hits
uLONG blksHit; // # read blocks that were cache hits
uLONG seqLAblks; // # blocks read in anticipating
// sequential reads
uLONG seqLAhits; // # hits due to seqLAblks
} readStats_S;
// Device Write Statistics
typedef struct {
uLONG cmds; // # write commands
uLONG notCached; // # writes not cached
uLONG writeThru; // # forced write thru commands (thru cache)
uLONG writeArounds; // # forced write around commands
// (not thru cache)
uLONG softErrors; // # recovered soft errors
uLONG blksHit; // # write blocks that were cache hits
uLONG idleWrBacks; // # idle write back cmds issued
uLONG activeWrBacks; // # active write back cmds issued
uLONG wrBackBlks; // # blocks written using write backs
uLONG wrCleanBlks; // # clean blocks written back
} writeStats_S;
// Miscellaneous Device Statistics
typedef struct {
uLONG disconnects; // # of disconnects performed
uLONG numPassThru; // # of non-read/write cmds issued
uLONG numSG; // # of cmds utilizing scatter gather
uLONG numStripeXing; // # stripe boundary crossings
// uLONG numSpinUp; // # of drive spin ups
// uLONG numSpinDown; // # of drive spin downs
} miscDevStats_S;
// Host Read/Write Size Statistics
typedef struct {
uLONG num1k; // # of 1k Reads or Writes
uLONG num2k; // # of 2k Reads or Writes
uLONG num4k; // # of 4k Reads or Writes
uLONG num8k; // # of 8k Reads or Writes
uLONG num16k; // # of 16k Reads or Writes
uLONG num32k; // # of 32k Reads or Writes
uLONG num64k; // # of 64k Reads or Writes
uLONG num128k; // # of 128k Reads or Writes
uLONG num256k; // # of 256k Reads or Writes
uLONG num512k; // # of 512k Reads or Writes
uLONG num1M; // # of 1M Reads or Writes
uLONG num1Mplus; // # of 1Mplus Reads or Writes
} rwSizeStats_S;
// Physical Read/Write Size Statistics
typedef struct {
uLONG num1k; // # of 1k Reads or Writes
uLONG num2k; // # of 2k Reads or Writes
uLONG num4k; // # of 4k Reads or Writes
uLONG num8k; // # of 8k Reads or Writes
uLONG num16k; // # of 16k Reads or Writes
uLONG num32k; // # of 32k Reads or Writes
uLONG num64k; // # of 64k Reads or Writes
uLONG num128k; // # of 128k Reads or Writes
uLONG num256k; // # of 256k Reads or Writes
uLONG num512k; // # of 512k Reads or Writes
uLONG num1M; // # of 1M Reads or Writes
uLONG num1Mplus; // # of 1Mplus Reads or Writes
uLONG cmds; // # read or write commands
} rwSizeStat2_S;
// Global HBA Statistics
typedef struct {
uLONG scsiResets; // # SCSI bus resets
uLONG totalCacheBlks; // # of blocks that can be cached
uLONG cachedBlks; // current # of blocks in cache
uLONG dirtyBlks; // # dirty blocks in cache
uLONG lockedBlks; // # blocks loacked in cache
uLONG unalignedXfrs; // # xfrs started on odd byte boundary
uLONG lookAheadBlks; // # look ahead blocks in cache
uLONG badBlocks; // # blocks reassigned due to ECC
uLONG cmdCount; // HBA command count
} hbaStats_S;
// Device Statistics
typedef struct {
readStats_S read; // Read stats
rwSizeStats_S hostRdSize; // Read size stats
writeStats_S write; // Write stats
rwSizeStats_S hostWrSize; // Write size stats
miscDevStats_S misc; // Miscellaneous device stats
rwSizeStat2_S physRdSize; // SCSI bus read size stats
rwSizeStat2_S physWrSize; // SCSI bus write size stats
} devStats_S;
#endif
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