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.
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18 //
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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 // ===================================================================
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