To Next PageTo Next PageWhat to do if the host does not reboot properly after a hard shutdown on HP Disk array system?
If the host is powered off without executing the shutdown process, wait three minutes. This allows the disk array’s internal timeout process to purge queued commands. If the host restarts while the disk array is processing queued commands, it may not reboot successfully.
What to do if HP XP1024 host does not reboot properly after hard shutdown?
If your HP Storage host doesn't reboot properly after a hard shutdown, wait three minutes after powering off the host without executing the shutdown process. This allows the disk array’s internal timeout process to purge queued commands. If the host restarts while the disk array is processing these commands, it may not reboot successfully.
What to do if HP XP1024 Storage host detects a parity error?
If the host detects a parity error with HP Storage, check the HBA to ensure it was installed properly. Then, reboot the host.
What to do if a file system is not mounted after rebooting HP XP1024 Storage?
If a file system is not mounted after rebooting HP Storage, verify that the host was restarted correctly and that the file system attributes are correct.
What to do if the host detects a parity error in HP Disk array system?
If the host detects a parity error, check the HBA to ensure it was installed properly. Then, reboot the host.
Why a file system cannot be created on HP Disk array system?
If a file system cannot be created, check that a character-type device file is specified as the device file in the newfs command. Also, verify that the logical unit is correctly labeled by the format command.
Why are my logical devices not recognized by the host on HP Storage?
If the logical devices are not recognized by the host, verify the following: * The READY indicator lights on the disk array are ON. * Fiber cables are correctly installed and firmly connected. * The target IDs are properly configured. * The LUNs for each TID must start at 0 and continue sequentially without skipping any numbers. * The TIDs/WWNs on each bus are unique. * Do not install two devices with the same ID on the same bus. * Recheck the buses for new devices. * LUSE devices are not intermixed with normal LUNs on the same port. * The maximum number of LUSE devices per port has not been exceeded. * The disk array Host Mode is set correctly.
What to do if the host does not reboot properly after hard shutdown on HP XP1024?
If the host does not reboot properly after a hard shutdown: * If you power off the host without executing the shutdown process, wait three minutes to allow the disk array's internal timeout process to purge queued commands. * If the host restarts while the disk array is processing queued commands, the host may not reboot successfully.
How to troubleshoot HP XP1024 logical devices not recognized by the host?
If the logical devices are not recognized by the host, verify the following: * The READY indicator lights on the disk array are ON. * Fiber cables are correctly installed and firmly connected. * The target IDs are properly configured. The LUNs for each TID must start at 0 and continue sequentially without skipping any numbers. * The TIDs/WWNs on each bus are unique. Do not install two devices with the same ID on the same bus. * Recheck the buses for new devices. * LUSE devices are not intermixed with normal LUNs on the same port. * The maximum number of LUSE devices per port has not been exceeded. * The disk array host mode is set correctly.
Why logical volumes cannot be created on HP XP1024 Storage?
If logical volumes cannot be created on your HP Storage, verify the following: * The volume capacity for OPEN-x volumes is not greater than the maximum capacity allowed (see the Emulation specifications table). * The capacity of the volume group is not less than the total capacity of the partitioned logical volume.
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