// Copyright (c) 2005 DMTF. All rights reserved.
// Add UmlPackagePath
// qualifier values to CIM Schema.
// Add PUnit qualifier values
// to Units qualifier values.
// ==================================================================
// CIM_StorageSettingWithHints
// ==================================================================
[Version ( "2.7.1" ),
UMLPackagePath ( "CIM::Device::StorageServices" ),
Description (
"This subclass of StorageSetting allows a client to specify "
"\'hint\'s for optimization of the volume performance. The "
"effect of these hints is implementation dependent." )]
class CIM_StorageSettingWithHints : CIM_StorageSetting {
[Write, Description (
"This hint is an indication from a client of the "
"importance placed on data availability. Values are "
"0=Don\'t Care to 10=Very Important." ),
MinValue ( 0 ),
MaxValue ( 10 )]
uint16 DataAvailabilityHint;
[Write, Description (
"This hint is an indication from a client of the "
"randomness of accesses. Values are 0=Entirely Sequential "
"to 10=Entirely Random." ),
MinValue ( 0 ),
MaxValue ( 10 )]
uint16 AccessRandomnessHint;
[Write, Description (
"This hint is an indication from a client of the "
"direction of accesses. Values are 0=Entirely Read to "
"10=Entirely Write." ),
MinValue ( 0 ),
MaxValue ( 10 )]
uint16 AccessDirectionHint;
[Write, Description (
"This hint is an indication from a client of the optimal "
"access sizes (in bytes). Since this property is an "
"array, several sizes can be specified." ),
Units ( "Bytes" ),
PUnit ( "byte" )]
uint16 AccessSizeHint[];
[Write, Description (
"This hint is an indication from a client how important "
"access latency is. Values are 0=Don\'t Care to 10=Very "
"Important." ),
MinValue ( 0 ),
MaxValue ( 10 )]
uint16 AccessLatencyHint;
[Write, Description (
"This hint is an indication from a client of bandwidth "
"prioritization. Values are 0=Don\'t Care to 10=Very "
"Important." ),
MinValue ( 0 ),
MaxValue ( 10 )]
uint16 AccessBandwidthWeight;
[Write, Description (
"This hint is an indication of the importance the client "
"places on the cost of storage. Values are 0=Don\'t Care "
"to 10=Very Important. A StorageVolume provider might "
"choose to place data on low cost or high cost drives "
"based on this parameter." ),
MinValue ( 0 ),
MaxValue ( 10 )]
uint16 StorageCostHint;
[Write, Description (
"This hint is an indication of the importance placed on "
"storage space efficiency by the client. Values are "
"0=Don\'t Care to 10=Very Important. A StorageVolume "
"provider might choose different RAID levels based on "
"this hint." ),
MinValue ( 0 ),
MaxValue ( 10 )]
uint16 StorageEfficiencyHint;
};