Started getting this three errors yesterday.
Seems they showed up after a windows 10 update...
I turned off windows search rebooted and they were gone.
I restarted windows search rebooted and they came back...
Anyone else getting this errors...Thanks...

Event ID:10021Source:SearchMessage:Could not get performance counter registry information for WSearchIdxPi for instance due to the following error: The operation completed successfully. 0x0.

Event ID:3006Source:SearchMessage:Performance monitoring cannot be initialised for the gatherer service, because the counters are not loaded or the shared memory object cannot be opened. This only affects availability of the perfmon counters. Restart the computer.

Event ID:3007Source:SearchMessage:Performance monitoring cannot be initialised for the gatherer object, because the counters are not loaded or the shared memory object cannot be opened. This only affects availability of the perfmon counters. Restart the computer.