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version 1.1.2.1, 2012/01/24 13:50:09
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version 1.1.2.2, 2012/02/15 17:46:23
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// Copyright (c) 2005 DMTF. All rights reserved. |
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[Association, Version ( "2.10.0" ), |
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UMLPackagePath ( "CIM::Device::StorageDevices" ), |
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Description ( |
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"An association that models a host driver path to a SCSI " |
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"logical unit. Each permutation of initiator and target " |
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"ProtocolEndpoints and logical units is considered a separate " |
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"path. This class describes end-to-end path behavior such as " |
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"properties and operations commonly used in multipath " |
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"management." )] |
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class CIM_SCSIInitiatorTargetLogicalUnitPath { |
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[Key, Description ( "An initiator endpoint." )] |
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CIM_SCSIProtocolEndpoint REF Initiator; |
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|
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[Key, Description ( "A target endpoint." )] |
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CIM_SCSIProtocolEndpoint REF Target; |
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|
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[Key, Description ( |
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"A subclass of LogicalDevice representing a SCSI Logical " |
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"Unit (such as StorageVolume or TapeDrive)." )] |
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CIM_LogicalDevice REF LogicalUnit; |
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|
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[Description ( |
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"The OS Device Name for this path. Only applicable if the " |
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"ExposedPathDeviceFiles property is true in the instance " |
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"of SCSIMultipathConfigurationCapabilities associated " |
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"with the LogicalDevice/RedundancySet this instance is a " |
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"member of." ), |
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MappingStrings { |
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"MP_API.SNIA|MP_PATH_LOGICAL_UNIT_PROPERTIES|deviceFileName" }] |
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string OSDeviceName; |
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|
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[Write, Description ( |
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"A value assigned by an administrator specifying a " |
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"preference to assign to a path. The drivers will " |
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"actively use all available paths with the highest " |
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"weight. This allows an administrator to assign a subset " |
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"of available paths for load balanced access and reserve " |
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"the others as backup paths. For symmetric access " |
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"devices, all paths are considered \'available\'. For " |
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"asymmetric access devices, all paths in active target " |
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"port groups are considered available." ), |
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MappingStrings { |
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"MP_API.SNIA|MP_PATH_LOGICAL_UNIT_PROPERTIES|weight" }] |
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uint32 AdministrativeWeight; |
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|
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[Write, Description ( |
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"The state of this path. Values are defined as follows: \n" |
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"Unknown - the path is unavailable,but the cause is not " |
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"known. \n" |
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"Active - The path is okay and active. \n" |
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"Passive - The path is okay, but is associated with a " |
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"target port of target port group in standby access " |
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"state. Only applies to devices with asymmetric access. \n" |
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"Disabled - The path is disabled by administrative " |
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"request (DisablePathLU). \n" |
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"Path Error - The path is unusable due to an error on " |
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"this path and no SCSI status was received. \n" |
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"Logical Unit Error - A SCSI status was received for an " |
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"I/O through this path indicating a logical unit error. \n" |
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"Reserved - The path is unavailable due to a SCSI " |
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"reservation. \n" |
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"Removed - The path is unavailable because the OS or " |
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"drivers marked the pathunusable. \n" |
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"Transitioning - the path is transitioning between two " |
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"valid states. \n" |
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"The only valid values a client can specify are Disabled " |
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"and Active. All other states are determined by the " |
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"underlying implementation; attempts to set them should " |
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"be given an error response." ), |
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ValueMap { "0", "2", "3", "4", "5", "6", "7", "8", "9" }, |
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Values { "Unknown", "Active", "Passive", "Disabled", |
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"Path Error", "Logical Unit Error", "Reserved", "Removed", |
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"Transitioning" }, |
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MappingStrings { |
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"MP_API.SNIA|MP_PATH_LOGICAL_UNIT_PROPERTIES|pathState" }] |
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uint32 State; |
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|
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[Description ( |
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"AdministrativeOverride allows an administrator to select " |
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"a single path, force all I/O to this path, and disables " |
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"load balancing. The steady-state value is \'No override " |
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"in effect\'. When an administrator sets an override for " |
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"a particular path, that path\'s AdministrativeOverride " |
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"is set to \'Overridding\' and all other paths to same " |
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"logical unit are assigned a value of \'Overridden\'. " |
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"This property is changed using the OverridePath method " |
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"in SCSIPathConfigurationService." ), |
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ValueMap { "2", "3", "4" }, |
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Values { "Overriding", "Overridden", "No override in effect" }, |
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MappingStrings { |
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"MP_API.SNIA|MP_MULTIPATH_LOGICAL_UNIT_PROPERTIES|overridePath" }, |
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ModelCorrespondence { |
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"CIM_SCSIPathConfigurationService.SetOverridePath" }] |
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uint16 AdministrativeOverride; |
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|
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[Description ( |
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"The SCSI Logical Unit Number. This is the unit number " |
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"with values below 16,384 used in management " |
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"applications. It is not the full SCSI SAM 8-byte logical " |
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"unit number structure. Using the terminology from the " |
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"T10 SCSI specifications, this is the LU number with a " |
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"value between 0 and 255 using the Peripheral device " |
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"addressing method with Bus Identifier zero or a LU " |
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"number between 0 and 16,383 using the Flat space (AKA " |
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"volume set) addressing method." ), |
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MaxValue ( 16383 ), |
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MappingStrings { |
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"MP_API.SNIA|MP_MULTIPATH_LOGICAL_UNIT_PROPERTIES|overridePathMP_API.SNIA|MP_CancelOverridePath", |
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"MP_API.SNIA|MP_SetOverridePath" }] |
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uint16 LogicalUnitNumber; |
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}; |
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