ASAP 3.2 Server Manual

HP NonStop ASAP Server Manual Page 177 of 381
DATE
Date of the sample converted to the database local civil time.
INPUTKB
The number of kilobytes read per second from the disk.
GBUSED
Total gigabytes of disk space allocated.
Max ExtMB
The largest free extent available for the volume.
MBUSE%
Percentage of disk space allocated.
MB AVAIL
Total megabytes of disk space allocated.
OUTPTKB
The number of kilobytes written per second to the disk.
QLEN
The disk queue length of read/write operations waiting to execute.
QM
The maximum number of items in the queue described by QLEN.
RATE
The total utilization of reads, writes, and seeks per second.
RBLK
The number of operations blocked because of file or record locks.
READ
Number of reads per second.
READ%
Percentage of time spent reading.
REQUESTS
The number of I/O requests per second received by the disk process.
STATE
State of the drive; the DISK INFO command for the list of possible states.
SWAP
Number of memory page swaps per second to or from disk.
VQLN
The disk volume semaphore queue length (exclusive and shared modes
operation).
VQ
The maximum number of volume semaphore requests for the semaphore
queue.
WRITE
Number of writes per second.
WRITE%
The percentage of time spent writing.
TIME
The time of the sample converted to database local civil time.
Examples
These examples show what you can display with the DISK command:
+DISK,QUEUE
\CENTDIV Date Time Qlen Qm VQln Vm Requests ReqBlk InputKB OutptKB BSplt
----------------------------------------------------------------------------
$BR-P 4/28 14:50 2 1 0.00 0 0
$BR-M 14:50 2 1 0.00 0 0
$CO-P 4/28 14:50 1 0 0.00 0 0
$CO-M 14:50 1 0 0.00 0 0
$DSV-P 4/28 14:50 1 0 0.00 0 0
$MC-P 4/28 14:50 2 3 0.10 0 0
$MC-M 14:50 2 3 0.10 0 0
$MM-P 4/28 14:50 .93 3 1.72 3 100.80 40 37
$MM-M 14:50 .93 3 1.72 3 100.80 35 37
$RTOOL-P 4/28 14:50 1 3 0.00 0 0