The following issues have been discovered with AIX host systems attached to a DS4000 Subsystem using controller firmware version 7.10.22.00 or 07.10.23.00.I/O errors and/or hangs with greater than 2TB logical volumes. Customers experiencing this part...
显示全部The following issues have been discovered with AIX host systems attached to a DS4000 Subsystem using controller firmware version 7.10.22.00 or 07.10.23.00.
I/O errors and/or hangs with greater than 2TB logical volumes. Customers experiencing this particular issue should contact IBM Support. Customers who plan to utilize logical volumes greater then 2TB should contact IBM Support before creating the logical volumes.
AIX host system event log error message:
"FCP_ARRAY_ERR25 CACHED DATA WILL BE LOST IF CONTROLLER FAILS"This message indicates that caching is disabled on the DS4000. The message is erroneous. The caching is indeed enabled and the DS4000 subsystem log will indicate that caching is enabled. No action by the customer is required.
An updated level of AIX software resolving these issues will be available shortly.
Please visit the IBM Support pages for future updates.
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