GPA Manual

Description of GPA Reports

Guardian Performance Analyzer (GPA) Manual—135081

3-16

Disk Subprocess Analysis and Recommendations

Disk Subprocess Analysis and Recommendations (Example 3-13) is a summary of the

disk subprocesses associated with each logical disk volume in the system. Note that

under items (1), (3), and (4), the labels read top to bottom rather than left to right.

(10) Write Bytes: The total number of bytes transferred as a result of write

requests.

(11) Write Qtime: The total time spent by write requests queued for this entity.

(12) Write QBusyt: The time spent in a state in which requests for data transfer

from memory to this entity were queued.

Example 3-13. Disk Subprocess Analysis and Recommendations

Disk Subprocess Analysis and Recommendations

Logical DP PIN#1 PIN#2 PIN#3 PIN#4 PIN#5 PIN#6 PIN#7 PIN#8 NC NP

Disk II Net Net Net Net Net Net Net Net EH EI

Volume SN Msg Msg Msg Msg Msg Msg Msg Msg TN WN

Name KS Rate Rate Rate Rate Rate Rate Rate Rate G S

------- -- ------ ------ ------ ------ ------ ------ ------ -------- --

$AUDIT 4 5.960 8.370 2.530 .390 4

$DATA 3 53.180 4.050 3.150 +1 4

$DATA1 3 .410 -1 2

$SYSTEM 3 2.100 .910 .160 3

$V80A1 3 10.450 .510 .020 3

$V80A2 3 2.730 .070 -1 2

$V80A3 3 11.640 1.770 .190 3

$V80A4 3 17.140 1.300 .120 3

$XL80A1 3 9.390 1.200 .270 3

$XL80A2 3 5.690 .760 .160 3

$XL80A3 3 3.930 .370 .060 3

$XL80A4 3 5.270 .600 .110 3

$XL80B1 3 8.270 1.290 .340 3

$XL80B2 3 9.350 1.180 .290 3

$XL80B3 3 7.080 .880 .180 3

$XL80B4 3 16.400 2.000 .600 +1 4

$XL80C1 3 3.970 .960 .340 3

$XL80C2 3 6.620 .710 .150 3

$XL80C3 3 4.400 .270 .050 3

$XL80C4 3 4.140 .220 .040 3

$XL80D1 3 .390 3

$XL80D2 3 16.920 -1 2

$XL80D3 3 16.910 -1 2

$XL80D4 3 16.900 -1 2

$XL80E1 3 8.300 1.280 .330 3

$XL80E2 3 5.170 .660 .140 3

$XL80E3 3 4.830 .270 .040 3

$XL80E4 3 5.290 .350 .100 3