HP MSA 1040 HP MSA 1040 CLI Reference Guide (762782-001, March 2014) - Page 199
show auto-write-through-trigger, Auto Write Back
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show auto-write-through-trigger Description Shows the system's write-through trigger settings. When a trigger condition occurs and the trigger is enabled, the RAID controller cache mode changes from write-back to write-through. Syntax show auto-write-through-trigger Output Controller Failure Shows whether the cache policy will change from write-back to write-through when a controller fails. • Disabled: The controller failure trigger is disabled. This is the default. • Enabled: The controller failure trigger is enabled. Supercap Failure Shows whether the cache policy will change from write-back to write-through when the supercapacitor that provides backup power for cache is not fully charged or fails. • Disabled: The supercapacitor failure trigger is disabled. • Enabled: The supercapacitor failure trigger is enabled. This is the default. CompactFlash Failure Shows 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: The CompactFlash failure trigger is disabled. • Enabled: The CompactFlash failure trigger is enabled. This is the default. Power Supply Failure Shows whether the cache policy will change from write-back to write-through when a power supply fails. • Disabled: The power-supply failure trigger is disabled. This is the default. • Enabled: The power-supply failure trigger is enabled. Fan Failure Shows whether the cache policy will change from write-back to write-through when a fan fails. • Disabled: The fan failure trigger is disabled. This is the default. • Enabled: The fan failure trigger is enabled. Temperature Exceeded Shows whether the system will shut down a controller when its temperature exceeds the critical operating range. • Disabled: The over-temperature failure trigger is disabled. This is the default. • Enabled: The over-temperature failure trigger is enabled. Partner Notify Shows whether the partner controller will be notified when a trigger condition occurs. • Disabled: Notification is disabled; the partner controller will continue using its current caching mode. This is the default. • Enabled: Notification is enabled; the partner controller will change to write-through mode for better data protection. Auto Write Back Shows whether the cache mode will change from write-through to write-back when the trigger condition is cleared. • Disabled: Auto-write-back is disabled. • Enabled: Auto-write-back is enabled. This is the default. show auto-write-through-trigger 199