60
D a t a D i r e c t N e t w o r k s S 2 A 9 5 5 0 U s e r G u i d e
M a n a g i n g t h e S 2 A 9 5 5 0
The
STATS HOSTDELAY
command will display a histogram of the time delay between when the last
data transfer is set ready and the host command completes
. The host ready delay
information is shown in 100 msec intervals.
Command Delay Statistics
Time
S2A [1]: stats delay
Host
Host
Disk
Disk
seconds
Reads
Writes
Reads
Writes
Figure 3-34 Command Delay Statistics Screen
1690087
1446110
281633
253704
0.1
82900
79522
87112
45260
0.2
389
263
13243
7728
0.3
64
77
3319
3149
0.4
12
24
970
1435
0.5
5
7
336
672
0.6
0
8
92
344
0.7
0
4
38
136
0.8
0
3
13
84
0.9
0
9
8
8445
1.0
6
3
4
24
1.1
9
19
2
14
1.2
12
15
1
18
1.3
12
17
0
10
1.4
12
19
0
9
1.5
7
32
0
0
1.6
14
34
0
0
1.7
22
12
0
0
1.8
23
12
0
0
1.9
56
19
0
0
2.0
175
4
0
0
2.1
70
1
0
0
2.2
Host Command Ready Delay Statistics
Time
S2A [1]: stats hostdelay
Port 1
seconds
Reads
Writes
Figure 3-35 Host Delay Statistics Screen
Port 2
Reads
Writes
Port 3
Reads
Writes
Port 4
Reads
Writes
0.1
0
0
0
0
0
0
0
0
0.2
0
0
0
1
0
0
0
0
0.3
0
0
0
1
2
1
0
0
0.4
0
0
1
2
0
2
0
0
0.5
0
0
0
0
0
0
0
0
0.6
0
0
0
1
0
2
0
0
0.7
0
0
0
1
0
2
0
0
0.8
0
0
0
0
0
0
0
0
0.9
0
0
0
0
0
0
0
0
1.0
0
0
0
0
0
2
0
0
1.1
0
0
0
0
0
0
0
0
1.2
0
0
0
0
0
1
0
0
1.3
0
0
0
0
2
1
0
0
1.4
0
0
0
0
2
1
0
0
1.5
0
0
0
0
0
0
0
0
1.6
0
0
0
0
0
0
0
0
Содержание S2A9550
Страница 1: ...DataDirect Networks Silicon Storage Appliance S2A9550 User Guide Rev 4 0 ...
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Страница 13: ...SECTION 1 Introducing the S2A9550 ...
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Страница 21: ...SECTION 2 Installing the S2A9550 ...
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Страница 24: ...Installation 12 DataDirect Networks S2A 9550 User Guide This page is intentionally blank ...
Страница 43: ...SECTION 3 Using the S2A9550 Management Administrative Facilities ...
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Страница 93: ...SECTION 4 Supporting the S2A9550 ...
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Страница 113: ...SECTION 5 Appendices ...
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