I'm a beginner and I know I can find hot disks with the command vxstat -g,
but I can't interpret the output, or more to the point, I can't decide what
is good and what is bad. Here is a sample and any comments would be appreciated!
oracle >sudo vxstat -g datadg -i 5
Password:
OPERATIONS BLOCKS AVG TIME(ms)
TYP NAME READ WRITE READ WRITE READ WRITE

Thu Jul 26 11:53:03 2001
vol vol01 262968 171972 63838556 61181276 10.5 53.8
vol vol02 1552467 246059 50646848 3916660 6.4 16.7
vol vol03 1527054 506067 47366392 16085724 7.4 17.3
vol vol04 1273847 377670 41910436 20392032 4.1 18.9
vol vol05 852165 73099 49530464 1090908 4.7 15.2
vol vol06 3423535 129271 86959994 12327409 3.2 21.7
vol vol07 589972 17191 41524570 225518 4.4 18.0
vol vol08 1395907 142838 56411259 16577152 3.8 29.5
vol vol09 1264565 242802 44948975 18414780 5.0 22.3
vol vol10 1262090 262027 45345858 10696700 4.1 10.7
vol vol11 2284574 332037 66862840 6436264 3.6 20.1
vol vol12 590719 303073 20403075 6210804 3.6 18.8
vol vol13 1801371 1003490 45378518 15142792 4.9 21.1
vol vol14 1089312 857589 38951943 13040488 3.9 22.0
vol vol15 1099707 710958 28371590 10790090 3.5 7.7
vol vol16 3277497 2634879 73160879 31937656 5.0 8.6
vol vol17 2823710 47080 63628848 908080 3.1 9.3
vol vol18 2639057 4716867 64019459 62715310 7.6 11.8
vol vol19 465871 740703 15564471 8303410 4.4 8.3
vol vol20 1774485 163561 57593432 23366651 2.4 15.2
vol vol21 2583890 369220 69097018 27892855 2.1 11.4
vol vol22 1249381 95126 40609652 1039522 3.0 10.6
vol vol23 737895 213656 37412007 2938320 2.2 9.7
vol vol24 21 69083 234 1105155 5.7 6.1
vol vol25 2845477 721336 63519160 11506420 5.9 10.1
vol vol26 1278786 593173 42750632 4048521 2.0 6.5
vol vol27 1166318 683363 33918438 14094321 2.3 7.0
vol vol28 17100060 954717 303035528 48758232 1.9 10.2
vol vol29 4369467 373585 86565755 24011791 1.7 9.0
vol vol30 963906 215353 29480759 25936311 1.5 12.3
vol vol31 5564777 737451 136497924 85721894 2.7 13.4
vol vol32 4205145 19061 96906372 369108 3.2 14.1
vol vol33 8219990 10060066 147938798 160941676 7.5 9.6
vol vol34 13635899 36506 226884828 530144 2.0 11.4
vol vol35 1491622 393774 39926934 6272592 5.6 10.8

Thu Jul 26 11:53:08 2001
vol vol01 6 0 3072 0 13.3 0.0
vol vol02 0 4 0 64 0.0 15.0
vol vol03 0 4 0 64 0.0 20.0
vol vol04 0 1 0 16 0.0 10.0
vol vol05 0 0 0 0 0.0 0.0
vol vol06 0 0 0 0 0.0 0.0
vol vol07 0 0 0 0 0.0 0.0
vol vol08 0 0 0 0 0.0 0.0
vol vol09 0 0 0 0 0.0 0.0
vol vol10 0 0 0 0 0.0 0.0
vol vol11 0 23 0 135 0.0 15.2
vol vol12 0 23 0 135 0.0 14.8
vol vol13 0 17 0 256 0.0 11.8
vol vol14 0 15 0 224 0.0 20.0
vol vol15 0 8 0 128 0.0 5.0
vol vol16 0 104 0 893 0.0 7.3
vol vol17 0 0 0 0 0.0 0.0
vol vol18 0 146 0 1533 0.0 10.0
vol vol19 0 6 0 57 0.0 8.3
vol vol20 0 0 0 0 0.0 0.0
vol vol21 0 1 0 16 0.0 10.0
vol vol22 0 1 0 2 0.0 10.0
vol vol23 0 2 0 18 0.0 0.0
vol vol24 0 0 0 0 0.0 0.0
vol vol25 0 0 0 0 0.0 0.0
vol vol26 0 1 0 16 0.0 0.0
vol vol27 3 3 48 48 6.7 6.7
vol vol28 1 20 16 320 10.0 8.0
vol vol29 0 0 0 0 0.0 0.0
vol vol30 0 0 0 0 0.0 0.0
vol vol31 0 0 0 0 0.0 0.0
vol vol32 117 0 1872 0 2.7 0.0
vol vol33 0 0 0 0 0.0 0.0
vol vol34 0 0 0 0 0.0 0.0
vol vol35 0 11 0 176 0.0 13.6