The CANCEL ALL Collector command cancels all data collection
    options established with the SET commands listed below. PC_
    SAMPLING with the sampling interval of 10 milliseconds becomes
    the new collection default.

    SET COUNTERS                SET COVERAGE
    SET CPU_SAMPLING            EVENT
    SET IO_SERVICES             SET PAG_FAULTS
    SET PC_SAMPLING             SET SERVICES
    SET TASKING                 SET UNALIGNED
    SET VCOUNTERS               SET VCPU_SAMPLING
    SET SET VPC_SAMPLING