KM5 zFS Directory Cache attributes

This attribute group is used to examine the numbers of requests, hits, and discards from the directory cache to determine how well the cache is performing.

Buffer Count Number of buffers in the cache.

Buffer Size Size of each buffer, in kilobytes.

Cache Discards Discards of data from the cache.

Cache Hits Hits in the cache.

Cache Hits Ratio Cache hit ratio.

Cache Requests Requests to the cache.

Collection Interval Time between collections, in seconds.

Managed System The z/OS operating system in your enterprise monitored by a Tivoli OMEGAMON XE on z/OS agent from which data is derived.

SMFID z/OS system producing this data.

System Name System name reporting zFS statistics.

Timestamp Timestamp showing the date and time of day when data was recorded.

Total KBytes Total kilobytes in cache.

zFS Address Space Name of the address space running zFS. OMEGAMON XE on z/OS uses an address space name of ZFS, unless the parameter KM3KZFSASNM=xxxxxxxx (where xxxxxxxx is the started task (STC) name of the zFS address space) has been added to the &rhilev.&rte.RKANPARU(KDSENV). This field is blank if zFS is not implemented (that is, there is no FILESYSTYPE TYPE(ZFS) specified in SYS1.PARMLIB(BPXPRMxx).