HP XP Performance Advisor Software - Manual (Page 394)

Table 40 Metrics and descriptions (continued)
Description Metric Metric category
individual virtual volumes
defined in this pool, which
are serviced from the cache.
The sum total of sequential
frontend write I/Os on Total Sequential Writes -
Frontend
individual virtual volumes in
this pool.
Each snapshot pool value is
the sum of all the LDEVs in the
snapshot. The total frontend I/Os
(random plus sequential)
over the entire collection Total IO - Frontend
interval on all the snapshots
in a snapshot pool.
The total frontend I/Os for
random I/Os (random reads Total Random IO - Frontend
plus random writes) for all
the snapshots in a snapshot
pool.
The frontend I/Os for
random read requests for all Total Random Read -
Frontend
the snapshots in a snapshot
pool.
The frontend I/Os for
random read requests that Total Random Read Cache
Hits - Frontend
result in cache hits, for all
the snapshots in a snapshot
pool.
The frontend I/Os for
random write requests that Total Random Write -
Frontend
result in cache hits, for all
the snapshots in a snapshot
pool.
The frontend I/Os for
sequential I/Os for all the Total Sequential IO -
Frontend
snapshots in a snapshot
pool.
The frontend I/Os for
sequential read I/Os for all Total Sequential Reads -
Frontend
the snapshots in a snapshot
pool.
The frontend I/Os for
sequential read requests that Total Sequential Reads
Cache Hits - Frontend
result in cache hits, for all
the snapshots in a snapshot
pool.
The frontend I/Os for
sequential read I/Os for all Total Sequential Writes -
Frontend
the snapshots in a snapshot
pool.
The frontend I/Os for search
or reads in basic mode for Search/Read in Basic Mode
all the snapshots in a
snapshot pool.
The frontend I/Os for search
or reads that result in cache Search/Read Hits in Basic
Mode
394 Metric Category, metrics, and descriptions