Filter
Top Products
Controller Management
007-5510-002 63
STATS HOSTDELAY displays a histogram of the time delay between when the last data transfer is set
ready and the host command completes (Figure 3–35). The host ready delay information is shown in
100msec intervals.
Figure 3–35 Host Delay Statistics Screen
STATS TIERDELAY=<tier> displays a histogram of the time it takes for the disk I/O request to complete
for all the disks in the specified tier (Figure 3–36). If no tier is specified, all valid tiers will be displayed.
Figure 3–36 Tier Delay Statistics Screen
Host Command Ready Delay Statistics
Time
15000 [1]: stats hostdelay
Port 1
seconds Reads Writes
Port 2
Reads Writes
Port 3
Reads Writes
Port 4
Reads Writes
0.1 00000000
0.2 00010000
0.3 00012100
0.4 00120200
0.5 00000000
0.6 00010200
0.7 00010200
0.8 00000000
0.9 00000000
1.0 00000200
1.1 00000000
1.2 00000100
1.3 00002100
1.4 00002100
1.5 00000000
1.6 00000000
Tier 1 Delay Statistics
Time
15000 [1]: stats tierdelay
Disk Channels
seconds A BCDEFGHPS
0.1 3407b 33108 339bd 3409f 572c5 34c0d 33640 30603 3391a 7ed5d
0.2 480f4 4885c 4866a 48190 27b83 47910 484cc 4acc1 48196 21e
0.3 2ca6 33d8 2def 2c1f 127 2928 324f 3a63 32a7 0
0.4 d1 1bc cd c7 0 c0 185 10f 176 0
0.5 2c 2b 26 12 0 23 27 33 36 0
0.6 13 1b 14 12 0 e 13 1d 1d 0
0.7 13157a6e1528170
1.8 0000000000
1.9 0000000000
2.0 0000000000
....
Hit enter to continue, ‘e’ to escape: