I/O intensive workloads that attempt to perform very large numbers of I/O operations in a short period of time might encounter poor I/O performance, even on an unloaded system. However, performing a smaller number of large I/O operations is not affected by this issue.
Workaround: Type the following command within the affected domain or domains:
# poweradm set administrative-authority=none
If this issue persists, contact your Oracle service provider for further assistance.