DFS3375 UNABLE TO ACQUIRE STORAGE IN SUBPOOL 0 FOR MODIFY COMMAND

Explanation
 The /MODIFY or INITIATE
OLC command processor failed to get storage in the private
region.

System action
 The command is ignored.

Operator response
 Reenter the command when there is less activity
in the private region and more storage is available. If the problem
occurs often, increase the size of available storage in the private
region.