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iostat and df -k mismatch



Hi ,

 

Why does iostat not shows the all devices in df -k?

 

df -k :

 

[oracle tanidw1 proc]$ df -k

Filesystem           1k-blocks      Used Available Use% Mounted on

/dev/md0              12094968   7727300   3753272  68% /

/dev/md1                204516     31580    172936  16% /boot/efi

/dev/md3              34058976  29751576   2577208  93% /home

/dev/sdm1             52625180  48952848    999120  98% /oracle/stage

/dev/sdl1             52625180  45771496   4180472  92% /oracle/stagetmp

/dev/sdo1             40321996  30350408   7923304  80%
/oracle/koccrmett

/dev/sdp1             40321996  31479368   6794344  83%
/oracle/merkezett

/dev/sdd1               285792     55136    230656  20% /oracle/quorum

/dev/sde1            213816800 212791904   1024896 100% /oracle/data01

/dev/sdf1            213816800 212006496   1810304 100% /oracle/data02

/dev/sdg1            213816800 175462240  38354560  83% /oracle/data03

/dev/sdh1            213816800 212698592   1118208 100% /oracle/data04

/dev/sdi1            213816800 213181152    635648 100% /oracle/data05

/dev/sdj1             53461216  35519584  17941632  67% /oracle/archive

/dev/sdk1             17814112   6204768  11609344  35% /oracle/redo

/dev/sdo2            226353888 225893600    460288 100% /oracle/koccrm01

/dev/sdp2            226353888 185856608  40497280  83% /oracle/koccrm02

/dev/sdn1            124742752  61281120  63461632  50% /oracle/koccrm03

 

 

but iostat shows:

 

avg-cpu:  %user   %nice    %sys   %idle

           6.72    0.00    1.93  1015.35

 

Device:  rrqm/s wrqm/s   r/s   w/s  rsec/s  wsec/s avgrq-sz avgqu-sz
await  svctm  %util

sda        0.00   0.60  0.00  4.10    0.00   37.60     9.17     0.15
36.90   3.91   1.64

sda1       0.00   0.00  0.00  0.00    0.00    0.00     0.00     0.00
0.00   0.00   0.00

sda2       0.00   0.00  0.00  0.00    0.00    0.00     0.00     0.00
0.00   0.00   0.00

sda3       0.00   0.50  0.00  3.10    0.00   28.80     9.29     0.12
39.13   4.47   1.42

sda4       0.00   0.10  0.00  1.00    0.00    8.80     8.80     0.03
29.88  15.33   1.57

sdb        0.00   0.60  0.00  4.10    0.00   37.60     9.17     0.12
29.11   3.64   1.53

sdb1       0.00   0.00  0.00  0.00    0.00    0.00     0.00     0.00
0.00   0.00   0.00

sdb2       0.00   0.00  0.00  0.00    0.00    0.00     0.00     0.00
0.00   0.00   0.00

sdb3       0.00   0.50  0.00  3.10    0.00   28.80     9.29     0.09
30.37   4.25   1.35

sdb4       0.00   0.10  0.00  1.00    0.00    8.80     8.80     0.03
25.29  14.26   1.46

sdc        0.00   0.00  0.00  0.00    0.00    0.00     0.00     0.00
0.00   0.00   0.00

sdd       70.00   7.00  2.00  3.00   72.00   10.00    16.40     0.00
0.47   0.45   0.23

sdd1      70.00   7.00  2.00  3.00   72.00   10.00    16.40     0.00
0.47   0.45   0.23

sde       70.00  48.40  4.40  4.80  110.40   53.20    17.78     0.01
0.77   0.41   0.39

sde1      70.00  48.40  4.40  4.80  110.40   53.20    17.78     0.01
0.77   0.41   0.39

sdf       70.00   0.00  2.00  2.00   72.00    2.00    18.50     0.00
0.00   0.00   0.00

sdf1      70.00   0.00  2.00  2.00   72.00    2.00    18.50     0.00
0.00   0.00   0.00

sdg       68.00   0.00  4.00  2.00   72.00    2.00    12.33     0.00
0.03   0.03   0.02

sdg1      68.00   0.00  4.00  2.00   72.00    2.00    12.33     0.00
0.03   0.03   0.02

sdh       68.00   0.00  4.00  2.00   72.00    2.00    12.33     0.00
0.05   0.05   0.03

sdh1      68.00   0.00  4.00  2.00   72.00    2.00    12.33     0.00
0.05   0.05   0.03

sdi       70.00   0.00  2.00  2.00   72.00    2.00    18.50     0.00
0.10   0.10   0.04

sdi1      70.00   0.00  2.00  2.00   72.00    2.00    18.50     0.00
0.10   0.10   0.04

sdj       68.00   0.00  4.00  2.00   72.00    2.00    12.33     0.00
0.05   0.05   0.03

sdj1      68.00   0.00  4.00  2.00   72.00    2.00    12.33     0.00
0.05   0.05   0.03

sdk       70.00   8.30  2.00  3.10   72.00   11.40    16.35     0.01
0.98   0.96   0.50

sdk1      70.00   8.30  2.00  3.10   72.00   11.40    16.35     0.01
0.98   0.96   0.50

sdl        0.00   0.00  0.00  0.00    0.00    0.00     0.00     0.00
0.00   0.00   0.00

sdl1       0.00   0.00  0.00  0.00    0.00    0.00     0.00     0.00
0.00   0.00   0.00

sdm        0.00   0.00  0.00  0.00    0.00    0.00     0.00     0.00
0.00   0.00   0.00

sdm1       0.00   0.00  0.00  0.00    0.00    0.00     0.00     0.00
0.00   0.00   0.00

sdn       70.00   0.00  2.00  2.00   72.00    2.00    18.50     0.00
0.12   0.12   0.05

 

 

It does not show statistics for sdp and sdo disks.

 

Kind Regards,

tolga



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