6027-1084 The specified block size (valueK) exceeds the maximum allowed block size currently in effect (valueK). Either specify a smaller value for the -B parameter, or increase the maximum block size by issuing: mmchconfig maxblocksize=valueK and restart the GPFS daemon.
Explanation
The specified value for block size was greater than
the value of the maxblocksize configuration
parameter.
User response
Specify a valid value or increase the value of the
allowed block size by specifying a larger value on the maxblocksize parameter
of the mmchconfig command.