HP StorageWorks HSG60 and HSG80 Array Controller and Array Controller Software Troubleshooting Guide (EK-G80TS-SA. C01, March 2005)

Utilities and Exercisers
118 HSG60 and HSG80 Array Controller and Array Controller Software Troubleshooting Guide
XBUFs Number of XOR buffers used by the FX chip for XOR operations.
ZBUFs Number of zeroed XBUFs used by the FX chip for XOR operations.
Disk Read
DWDs
Number of device work descriptors that process work requests for
disk reads.
Disk Write
DWDs
Number of device work descriptors that process work requests for
disk writes.
DPCX
Read
DWDs
Number of device work descriptors that process work requests for
tape reads.
DPCX
Write
DWDs
Number of device work descriptors that process work requests for
tape writes.
DDs Number of device work descriptors that maintain context for transfers
between the host and controller.
BDBs Data buffer descriptors.
HTBs Host transaction blocks.
Pool Memory pool.
Lsdbq Large sense data buffers.
Wait Flush Number of host write data queued for caching, pending the flushing
of dirty data already cached.
Wait FX Number of transactions waiting for the FX chip to be available.
Nodes Number of cache nodes that are available for use.
Dirty Amount of data buffers in cache memory that needs to be written.
Flush Number of dirty data buffers pending flush or currently flushing from
cache memory.
Table 32: Resource Performance Statistics Definitions (Continued)
Column Contents