The Charon or HP Idle utilities can be removed using the following steps.
1.Verify the Idle Utility is present.
$ PRODUCT SHOW PRODUCT IDLE
2.Remove the utility with the following command.
$ PRODUCT REMOVE IDLE
3.Reset the SYSGEN parameter CPU_POWER_MGMT.
$ MC SYSGEN
SYSGEN> USE CURRENT
SYSGEN> SET CPU_POWER_MGMT 0
SYSGEN> WRITE CURRENT
SYSGEN> EXIT