Intel 7xx Servers Power Supply User Manual


  Open as PDF
of 368
 
than an IXS or IXA attached VE connection. “Stream” means that the data is pushed in one direction,
with only the TCP acknowledge packets running in the other direction.
17.6.2 VE CPW Cost
CPW cost below is listed as CPW per Mbit/sec. For the point to point connection, the results are different
depending on the direction of transfer. For connections between guest servers - the direction of transfer
doesn’t matter to the results.
IBM i 6.1 Performance Capabilities Reference - January/April/October 2008
© Copyright IBM Corp. 2008 Chapter 17 - Integrated BladeCenter and System x Performance 290
PP TCP Stream i5/OS to Windows
0
100
200
300
400
500
600
700
800
900
1000
1
6
32
6
4
1
2
8
256
5
1
2
1024
2
0
4
8
409
6
8
1
9
2
1
6
384
327
68
Transaction Size (bytes)
Throughput (MBits/sec)
iscsi jumbo
iscsi standard
IXS/IXA
external NICs
PP TCP Stream Windows to i5/OS
0
100
200
300
400
500
600
700
800
900
1000
16
32
64
128
256
512
1
02
4
204
8
409
6
819
2
16
38
4
3
276
8
Transaction Size (bytes)
Throughput (MBits/sec)
iscsi jumbo
iscsi standard
IXS/IXA
external NICs
VE Internal (port based)
0
100
200
300
400
500
600
700
800
900
1000
16 64 256 1024 4096 16384
Transaction Size (bytes)
Throughput (MBits/sec)
iscsi jumbo
iscsi standard
IXS/IXA
external NICs
VEPhyp Stream TCP
0
100
200
300
400
500
600
700
800
900
1000
16 64 256 1024 4096 16384
Transaction Size (bytes)
Throughput (MBits/sec)
iscsi jumbo
iscsi standard
IXS/IXA
external NICs
PP TCP Stream i5/OS to Windows
0.0
5.0
10.0
15.0
20.0
25.0
1
28
25
6
512
1
02
4
2048
4
09
6
8192
1
63
8
4
32768
Transaction Size (bytes)
CPW per MBits/sec
iscsi jumbo
iscsi standard
IXS/IXA
external NICs
PP TCP Stream Windows to i5/OS
0.0
5.0
10.0
15.0
20.0
25.0
30.0
35.0
40.0
1
2
8
25
6
51
2
1
024
2
048
4
0
9
6
819
2
1
6
3
84
32768
Transaction Size (bytes)
CPW per MBits/sec
iscsi jumbo
iscsi standard
IXS/IXA
external NICs
VE Internal (port based)
0
2
4
6
8
10
12
14
16
1
2
8
256
512
1
0
24
2
0
48
4
0
96
8192
1
6
384
32768
Transaction Size (bytes)
CPW per MBits/sec
iscsi jumbo
iscsi standard
IXS/IXA
VEPhyp Stream TCP
0
5
10
15
20
25
1
2
8
256
51
2
1024
2
04
8
40
9
6
8
19
2
1
6
384
3
27
6
8
Transaction Size (bytes)
CPW per MBits/sec
iscsi jumbo
iscsi standard
IXS/IXA
 previous next