Key |
InstanceID
|
string
|
|
The unique id of the volume statistic. Of the form IBMTSDS:<Volume.DeviceID |
Read Only |
AbbreviatedID
|
string
|
|
The abbreviated ID for the Volume or SE Volume. This ID is NOT globally unique. For example, if the InstanceID of an instanceof VolumeStatistics was IBMTSDS:IBM.2107-13ABCDE-100a, then the AbbreviatedID would just be 100a. |
AccumulatedReadTime
|
uint64
|
|
On DS, this property returns accumulated time for all readoperations. |
AccumulatedWriteTime
|
uint64
|
|
On DS, this property returns accumulated time for all writeoperations. |
BypassCacheRequests
|
uint64
|
|
On DS, this property returns the bypass cache I/O requests |
BytesRead
|
uint64
|
|
On DS, this property returns bytes read |
BytesWritten
|
uint64
|
|
On DS, this property returns bytes written |
CacheDASDTransfers
|
uint64
|
|
On DS, this property returns count of transfer operationsfrom Cache to DASD. |
CacheFastWriteHits
|
uint64
|
|
On DS, this property returns a count of Cache Fast Write I/Orequest hits |
CacheFastWriteReadHits
|
uint64
|
|
On DS, this property returns a count search/read of CacheFast Write I/O requests hits. |
CacheFastWriteReadRequests
|
uint64
|
|
On DS, this property returns a count search/read of Cache Fast WriteI/O requests. |
CacheFastWriteRequests
|
uint64
|
|
On DS, this property returns a count of Cache Fast Write I/Orequests |
CacheSpaceDelay
|
uint64
|
|
On DS, this property returns a count of operations delayedbecause of cache space constraints. |
ContaminatingWrites
|
uint64
|
|
On DS, this property returns a count of Contaminating writesfor a ConcurrentCopy or eXtended Remote Copy volume |
DASDCacheTransfers
|
uint64
|
|
On DS, this property returns a count of DASD to Cache Transferoperations |
DFWHits
|
uint64
|
|
On DS, this property returns DASD Fast Write I/Orequest hits |
DFWSequentialHits
|
uint64
|
|
On DS, this property returns DASD Fast Write sequential I/Orequest hits |
ElementName
|
string
|
|
The short textual description of the volume statistic. Of the form'Volume statistics for<InstanceID>'. |
ElementType
|
uint16
|
Computer System | 2 |
Front-end Computer System | 3 |
Peer Computer System | 4 |
Back-end Computer System | 5 |
Front-end Port | 6 |
Back-end Port | 7 |
Volume | 8 |
Extent | 9 |
Disk Drive | 10 |
Arbitrary LUs | 11 |
Remote Replica Group | 12 |
DMTF Reserved | .. |
Rank | 0x8000 |
ExtentPool | 0x8001 |
Vendor Specific | .. |
|
Defines the role that the element played for which this statistics record was collected. The Volume is logical unit that is the target of data IOsfor storing and retreiving data. |
ExtentPoolInstanceID
|
string
|
|
On DS, Returns InstanceID of the ExtentPool that the Volume is created from. |
HPFReadRequests
|
uint64
|
|
This count is the number of Transport Mode read command chains. |
HPFWriteRequests
|
uint64
|
|
This count is the number of Transport Mode write command chains. |
InhibitCacheLoadingRequests
|
uint64
|
|
On DS, Inhibit Cache Loading I/O requests that operate with DASD |
IrregularTrackAccesses
|
uint64
|
|
On DS, this property returns a count of irregular track accesses |
IrregularTrackHits
|
uint64
|
|
On DS, this property returns a count irregular track access hits |
KBytesTransferred
|
uint64
|
|
The cumulative count of data transferred in Kbytes (1024bytes = 1KByte). (1024 * (BytesWritten + BytesRead)). The rate at which this counter rolls over cannot be determined, because each of the individual properties being added can roll at different rates. If you need to know the exact point at which which the counters roll, use the specific IBM extension properties and MaxCount. |
LowerInterfaceActivity
|
uint64
|
|
On DS, returns milliseconds of LowerInterface I/O Activity for theindicated volume |
LSS
|
string
|
|
A two digit hex string representing the LSS of the volume. |
MaxCount
|
uint64
|
|
The maximum value of the IBM extension properties that are in units of counts. This cannot be declared statically in the mof qualifiers because the value could theoretically vary from device to device. This maximum value is valid for SequentialReadRequests, NormalDFWOperations, NormalReadHits, NormalReadRequests, SequentialAccessDFWOperations, SequentialWriteRequests, NormalWriteRequests, DASDCacheTransfers, CacheDASDTransfers, SequentialDASDCacheTransfers, SequentialReadHits, DFWHits, DFWSequentialHits, NVSSpaceDelayingDFW, RecordCacheMisses, RecordModeReads, NVSSpaceAllocations, SideFileTrackReads, ContaminatingWrites, PPRCTracks, CacheSpaceDelay, CacheFastWriteHits, CacheFastWriteReadHits, CacheFastWriteRequests, CacheFastWriteReadRequests, QuickWritePromotes, IrregularTrackAccesses, IrregularTrackHits, BypassCacheRequests, InhibitCacheLoadingRequests, LowerInterfaceActivity, PhysicalStorageReadOperations, and PhysicalStorageWriteOperations. |
MaxKB
|
uint64
|
|
The maximum value of the IBM extension properties that are in units of KiloBytes. This cannot be declared statically in the mof qualifiers because the value could theoretically vary from device to device. This maximum value is valid for BytesRead, BytesWritten, PhysicalStorageBytesRead, and PhysicalStorageBytesWritten. |
MaxMS
|
uint64
|
|
The maximum value of the IBM extension properties that are in units of Milliseconds. This cannot be declared statically in the mof qualifiers because the value could theoretically vary from device to device. This maximum value is valid for AccumulatedReadTime, AccumulatedWriteTime, PhysicalStorageReadTime, and PhysicalStorageWriteTime. |
NormalDFWOperations
|
uint64
|
|
On DS,this property returns normal'DASD Fast Write'writeoperation count. |
NormalReadHits
|
uint64
|
|
On DS, this property returns a count of search/read normalI/O request hits. |
NormalReadRequests
|
uint64
|
|
On DS, this property returns a count of search/read normalI/O requests. |
NormalWriteRequests
|
uint64
|
|
On DS, this property returns count of write normalI/O requests. |
NVSSpaceAllocations
|
uint64
|
|
On DS, this property returns the size of the NVS Space Allocations |
NVSSpaceDelayingDFW
|
uint64
|
|
On DS, this property returns a count of DASD fast write delayedbecause of non-volatile storage space constraints. |
PhysicalStorageBytesRead
|
uint64
|
|
On DS, number of physical bytes read. |
PhysicalStorageBytesWritten
|
uint64
|
|
On DS, number of physical bytes written. |
PhysicalStorageReadOperations
|
uint64
|
|
On DS, number of physical read operations. |
PhysicalStorageReadTime
|
uint64
|
|
On DS, physical storage read response time. |
PhysicalStorageWriteOperations
|
uint64
|
|
On DS, number of physical write operations. |
PhysicalStorageWriteTime
|
uint64
|
|
On DS, physical storage write response time. |
PPRCTracks
|
uint64
|
|
On DS, this property returns a count of tracks or portionof tracks transferred to the secondary device of a PPRC pair. |
QuickWritePromotes
|
uint64
|
|
On DS, returns a count of Quick Write Promotes |
ReadHitIOs
|
uint64
|
|
The cumulative count of all read cache hits (Reads from Cache). (NormalReadHits + SequentialReadHits). The rate at which this counter rolls over cannot be determined, because each of the individual properties being added can roll at different rates. If you need to know the exact point at which which the counters roll, use the specific IBM extension properties and MaxCount. |
ReadIOs
|
uint64
|
|
The cumulative count of all reads. (NormalReadRequests + SequentialReadRequests). The rate at which this counter rolls over cannot be determined, because each of the individual properties being added can roll at different rates. If you need to know the exact point at which which the counters roll, use thespecific IBM extension properties and MaxCount. |
RecordCacheMisses
|
uint64
|
|
On DS, this property returns a count of recordcache read misses |
RecordModeReads
|
uint64
|
|
On DS, this property returns the count of RecordMode readoperations |
SequentialAccessDFWOperations
|
uint64
|
|
On DS, this property returns sequential access'DASD Fast Write'write operation count. |
SequentialDASDCacheTransfers
|
uint64
|
|
On DS, this property returns count of sequential DASD to CacheTransfer operations |
SequentialReadHits
|
uint64
|
|
On DS, this property returns count of search/read sequentialI/O request hits |
SequentialReadRequests
|
uint64
|
|
On DS, this property returns count of search/read sequentialI/O requests. |
SequentialWriteRequests
|
uint64
|
|
On DS, this propertyreturns count of write sequential I/Orequests. |
SideFileTrackReads
|
uint64
|
|
On DS, this property returns a count of tracks read from theConcurrentCopy or eXtended Remote Copy SideFile. |
StatisticTime
|
datetime
|
|
Timestamp of the values for this instance of statistics. |
StorageAllocationMethod
|
uint16
|
Unknown | 0 |
Standard | 2 |
(Track) Space Efficient | 3 |
(Extent) Space Efficient | 4 |
IBM Reserved | .. |
|
Defines if the volume is standard or space efficient. |
TotalIOs
|
uint64
|
|
The cumulative count of I/Os for the object. (NormalReadRequests + NormalWriteRequests + SequentialReadRequests + SequentialWriteRequests)The rate at which this counter rolls over cannot be determined, because each of the individual properties being added can roll at different rates. If you need to know the exact point at which which the counters roll, use the specific IBM extension properties and MaxCount. |
WriteHitIOs
|
uint64
|
|
The cumulative count of all write cache hits (Writes that went directly to Cache). (NormalWriteHits + SequentialWriteHits). The rate at which this counter rolls over cannot be determined, because each of the individual properties being added can roll at different rates. If you need to know the exact point at which which the counters roll, use the specific IBM extension properties and MaxCount. |
WriteIOs
|
uint64
|
|
The cumulative count of all writes. (NormalWriteRequests + SequentialWriteRequests). The rate at which this counter rolls over cannot be determined, because each of the individual properties being added can roll at different rates. If you need to know the exact point at which which the counters roll, use the specific IBM extension properties and MaxCount. |
Read Write |