1 karl  1.1 // ===================================================================
  2           // Title:  Device Storage Statistics
  3           // $State: Preliminary $
  4           // $Date: 2004/04/30 21:12:19 $
  5           // $Source: /home/dmtf2/dotorg/var/cvs/repositories/dev/Schema/MOF/Device_StorageStatistics.mof,v $
  6           // $Revision: 1.1 $
  7           // ===================================================================
  8           //#pragma inLine ("Includes/copyright.inc")
  9           // Copyright 1998-2004 Distributed Management Task Force, Inc. (DMTF).
 10           // All rights reserved.
 11           // DMTF is a not-for-profit association of industry members dedicated
 12           // to promoting enterprise and systems management and interoperability.
 13           // DMTF specifications and documents may be reproduced for uses
 14           // consistent with this purpose by members and non-members,
 15           // provided that correct attribution is given.
 16           // As DMTF specifications may be revised from time to time,
 17           // the particular version and release date should always be noted.
 18           // 
 19           // Implementation of certain elements of this standard or proposed
 20           // standard may be subject to third party patent rights, including
 21           // provisional patent rights (herein "patent rights"). DMTF makes
 22 karl  1.1 // no representations to users of the standard as to the existence
 23           // of such rights, and is not responsible to recognize, disclose, or
 24           // identify any or all such third party patent right, owners or
 25           // claimants, nor for any incomplete or inaccurate identification or
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 39           // 
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 42           // or impact implementations of DMTF standards, visit
 43 karl  1.1 // http://www.dmtf.org/about/policies/disclosures.php.
 44           //#pragma inLine
 45           // ===================================================================
 46           // Description: The Device Model extends the management concepts that
 47           //              are related to LogicalDevices. This file defines
 48           //              a model for storage statistics.
 49           // 
 50           //              The object classes below are listed in an order that
 51           //              avoids forward references. Required objects, defined
 52           //              by other working groups, are omitted.
 53           // ==================================================================
 54           // Change Log for v2.9 Preliminary
 55           // CR1384 - Created this file
 56           // ==================================================================
 57           
 58           #pragma locale ("en_US")
 59           
 60           // ==================================================================
 61           // BlockStorageStatisticalData
 62           // ==================================================================
 63              [Experimental, Version ( "2.8.1000" ), Description (
 64 karl  1.1        "A subclass of StatisticalData which identifies individual "
 65                  "statistics for an element of a block storage system. This "
 66                  "class defines the metrics that MAY be kept for managed "
 67                  "elements of the system.")]
 68           class CIM_BlockStorageStatisticalData : CIM_StatisticalData {
 69            
 70                 [Counter, Description (
 71                     "The cumulative count of I/Os for the object.")]
 72              uint64 TotalIOs;
 73            
 74                 [Counter, Units("KiloBytes"), Description (
 75                     "The cumulative count of data transferred in Kbytes "
 76                     "(1024bytes = 1KByte).")]
 77              uint64 KBytesTransfered;
 78            
 79                 [Counter, Description (
 80                     "The cumulative elapsed I/O time (number of Clock Tick "
 81                     "Intervals) for all I/Os as defined in 'Total I/Os'. I/O "
 82                     "response time is added to this counter at the completion of "
 83                     "each measured I/O using ClockTickInterval units. This value "
 84                     "can be divided by number of IOs to obtain an average "
 85 karl  1.1           "response time.")]
 86              uint64 IOTimeCounter;
 87            
 88                 [Counter, Description (
 89                     "The cumulative count of all reads.")]
 90              uint64 ReadIOs;
 91            
 92                 [Counter, Description (
 93                     "The cumulative count of all read cache hits (Reads from "
 94                     "Cache).")]
 95              uint64 ReadHitIOs;
 96            
 97                 [Counter, Description (
 98                     "The cumulative elapsed time for all Read I/Os for all "
 99                     "cumulative Read I/Os.")]
100              uint64 ReadIOTimeCounter;
101            
102                 [Counter, Description (
103                     "The cumulative elapsed time for all Read I/Os read from "
104                     "cache for all cumulative Read I/Os.")]
105              uint64 ReadHitIOTimeCounter;
106 karl  1.1  
107                 [Counter, Units("KiloBytes"), Description (
108                     "The cumulative count of data read in Kbytes (1024bytes = "
109                     "1KByte).")]
110              uint64 KBytesRead;
111            
112                 [Counter, Description (
113                     "The cumulative count of all writes.")]
114              uint64 WriteIOs;
115            
116                 [Counter, Description (
117                     "The cumulative count of Write Cache Hits (Writes that went "
118                     "directly to Cache).")]
119              uint64 WriteHitIOs;
120            
121                 [Counter, Description (
122                     "The cumulative elapsed time for all Write I/Os for all "
123                     "cumulative Writes.")]
124              uint64 WriteIOTimeCounter;
125            
126                 [Counter, Description (
127 karl  1.1           "The cumulative elapsed time using ClockTickInterval units "
128                     "for all Write I/Os written to cache for all cumulative "
129                     "Write I/Os.")]
130              uint64 WriteHitIOTimeCounter;
131            
132                 [Counter, Description (
133                     "The cumulative elapsed idle time using ClockTickInterval "
134                     "units (Cumulative Number of Time Units for all idle time in "
135                     "the array).")]
136              uint64 IdleTimeCounter;
137            
138                 [Counter, Description (
139                     "The cumulative count of all disk maintenance operations "
140                     "(SCSI commands such as: Verify, skip-mask, XOR read, XOR "
141                     "write-read, etc).This is needed to understand the load on "
142                     "the disks that may interfere with normal read and write "
143                     "operations.")]
144              uint64 MaintOp;
145            
146                 [Counter, Description (
147                     "The cumulative elapsed disk mainenance time. Maintainance "
148 karl  1.1           "response time is added to this counter at the completion of "
149                     "each measured maintenance operation using ClockTickInterval "
150                     "units.")]
151              uint64 MaintTimeCounter;
152           };
153           
154           // ===================================================================
155           // end of file
156           // ===================================================================