HP MSA 1040 HP MSA 1040 CLI Reference Guide (762782-001, March 2014) - Page 135
host-cache-control enabled|disabled|on|off, dynamic-spares enabled|disabled|on|off
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compact-flash-failure enabled|disabled|on|off Optional. Sets whether the cache policy will change from write-back to write-through when CompactFlash memory is not detected during POST (Power-On Self-Test), fails during POST, or fails during controller operation. • disabled or off: The CompactFlash failure trigger is disabled. • enabled or on: The CompactFlash failure trigger is enabled. This is the default. controller-failure enabled|disabled|on|off Optional. Sets whether the cache policy will change from write-back to write-through when a controller fails. • disabled or off: The controller failure trigger is disabled. This is the default. • enabled or on: The controller failure trigger is enabled. dynamic-spares enabled|disabled|on|off Optional. Sets whether the storage system will automatically designate an available compatible disk as a spare to replace a failed disk in a vdisk. A compatible disk has enough capacity to replace the failed disk and is the same type. • disabled or off: The dynamic spares feature is disabled. This is the default. • enabled or on: The dynamic spares feature is enabled. emp-poll-rate rate Optional. Sets the interval at which the storage system will poll each enclosure's Enclosure Management Processor (EMP) for status changes, from 5-3600 seconds. The default is 5 seconds. fan-failure enabled|disabled|on|off Optional. Sets whether the cache policy will change from write-back to write-through when a fan fails. • disabled or off: The fan failure trigger is disabled. This is the default. • enabled or on: The fan failure trigger is enabled. host-cache-control enabled|disabled|on|off Optional. Sets whether hosts are allowed to use the SCSI MODE SELECT command to change the storage system's write-back cache setting. • disabled or off: Host control of caching is disabled. This is the default. • enabled or on: Host control of caching is enabled. independent-cache enabled|disabled|on|off Not supported. managed-logs enabled|disabled|on|off Optional. Enables or disables the managed logs feature, which allows log files to be transferred from the storage system to a log collection system to avoid losing diagnostic data. • disabled or off: The managed logs feature is disabled. This is the default. • enabled or on: The managed logs feature is enabled. missing-lun-response notready|illegal Optional. Sets whether host drivers may probe for LUNs until the host drivers reach the LUN to which they have access. • notready: Sends a reply that there is a LUN where a gap has been created but that it's "not ready." Sense data returned is sensekey = 2, code = 4, qualifier = 3. This option is the default. • illegal: Sends a reply that there is a LUN but that the request is "illegal." Sense data returned is sensekey = 5, code = 25h, qualifier = 0. If the system is used in a VMware environment, use this option. set advanced-settings 135