IBM DS8000 - Manual (Page 308)

286 DS8000 Series: Concepts and Architecture
LISTDATA COUNT
The RAID RANK counters report will not be available on the DS8000. These counters are
being replaced with the new RANK and Extent Pool statistics that will be in the RMF reports.
Figure 13-3 shows the RAID RANK Counters output that is available on the ESS Model 800.
Figure 13-3 RAID RANK counters report that will not be available on DS8000
2105 STORAGE CONTROL
SUBSYSTEM COUNTERS REPORT
RAID RANK COUNTERS
SUBSYSTEM ID X'3210'
RAID RANK ID X'0F00'
DEVICE ADAPTER ID X'14'
NUMBER OF HDDS IN RAID RANK 7
HDD SECTOR SIZE 524
RAID RANK OPERATIONS
REQUESTS I/O REQUESTS RESP/TIME SECTOR REQUESTS
READ 4008062 0.015 422528304
WRITE 1742359 0.019 209103590
IDCAMS SYSTEM SERVICES TIME: 11:36:18
IDC0001I FUNCTION COMPLETED, HIGHEST CONDITION CODE WAS 0
LEGEND
RAID RANK COUNTERS LEGEND
SUBSYSTEM ID - SUBSYSTEM TO WHICH THE RAID RANK IS ATTACHED
NUMBER OF HDDS - NUMBER OF HARD DISK DRIVES IN THE RAID RANK
HDD SECTOR SIZE - SIZE IN BYTES OF A PHYSICAL HDD IO REQUEST
RANK OPERATIONS - OPERATIONS ASSOCIATED WITH A RAID RANK
I/O REQUESTS - NUMBER OF I/O REQUESTS
RESP/TIME - AVERAGE RESPONSE IN (MS)
SECTOR REQUESTS - NUMBER OF PHYSICAL HDD IO REQUESTS
READ - OPERATIONS CONTAINING AT LEAST ONE SEARCH OR READ COMMAND B
WRITE - OPERATIONS CONTAINING AT LEAST ONE WRITE COMMAND
IDCAMS SYSTEM SERVICES TIME: 11:40:04
IDC0001I FUNCTION COMPLETED, HIGHEST CONDITION CODE WAS 0