HP StorageWorks Command View SDM Installation and User Guide (T1086-96023, February 2005)

166 Command Line User Interface
Port-A Invalid CRC Count DISK-PORTS Count of the number of write data frames that have been
received with invalid CRCs on Port A. These errors are
only detected when this drive is the target of the data
transfer
Usage
Each of the port error counters provides a general
indication of the quality of port operation. Any significant
counts in any of the port error counters is an indication
that port or link operational quality may be having an
effect on performance.
Port-A Link Failure Count DISK-PORTS Number of Loss of Sync conditions that have occurred on
Port A which exceeded 100 msecs in duration
Usage
Each of the port error counters provides a general
indication of the quality of port operation. Any significant
counts in any of the port error counters is an indication
that port or link operational quality may be having an
effect on performance.
Port-B Loss of Sync Count DISK-PORTS Number of short (< 100 msecs) Loss of Synchronization
conditions that have occurred on Port B.
Usage
Each of the port error counters provides a general
indication of the quality of port operation. Any significant
counts in any of the port error counters is an indication
that port or link operational quality may be having an
effect on performance.
Port-B Invalid Transmission Word
Count
DISK-PORTS Count of the number of invalid transmission words/
Running Disparity errors that have been detected on Port B
Usage
Each of the port error counters provides a general
indication of the quality of port operation. Any significant
counts in any of the port error counters is an indication
that port or link operational quality may be having an
effect on performance.
Table 12 Performance Metrics (Continued)
Metric Categories Description/Usage