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HTTP and 5G
2
3
HTTP and 5G
HTTP and 5G
HTTP and 5G
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HTTP and 5G
HTTP and 5G
HTTP and 5G
HTTP and 5G
HTTP and 5G
HTTP and 5G
HTTP and 5G
Yasuhiro Nagai
yasuhiro.nagai@g.softbank.co.jp
毅輝I囃
?LTE, LTE-Advanced, 5Gの冩梢_k
?モバイルアプリ鬚韻離廛蹈肇灰謇_k
?ネットワ`ク\喘へのC亠僥鮄
?IoT-platformの並I_k
?IoT鬚吋皀丱ぅ誨ク (NIDD) の並I鮄
?MaaS並Iの並I_k、勣殆室g_k
1Gbps 10Gbps
10ms
10 /
1ms
100 /
5G4G
HTTP and 5G
HTTP and 5G
HTTP and 5G
HTTP and 5G
HTTP and 5G
HTTP and 5G
35
4
35 35
HTTP and 5G
0
?
?
0
GC 4
1
N G
N
N
4
5
1
1
1
00
GC E C E
N
N
5
( )( -)
()
X
U
NW 1
6 C
5
1
JShtml
CSS
5 G
T
8 C
A82
A82 V
I
G5 N
0
G
D
/ 1
F e
C
M
tr n E U
2 / 2/
P
tr n e
d i r I
g g BG
P
r A
0
HTTP and 5G
HTTP and 5G
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HTTP and 5G
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?
?
HTTP and 5G
HTTP and 5G
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HTTP and 5G
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?
?
25
Deliveryrate
BDP BDP+BufSize
RTT
Optimal: max BW and min RTT (Kleinrock)
amount in flight
Optimal operating point
23
Deliveryrate
BDP BDP+BufSize
RTT
Loss based CC (CUBIC / Reno)
amount in flight
Loss based congestion control in deep buffers
BDP = (max BW) * (min RTT)
26
Deliveryrate
BDP BDP+BufSize
RTT
amount in flight
Est min RTT = windowed min of RTT samples
Est max BW = windowed max of BW samples
Estimating optimal point (max BW, min RTT)
25
Deliveryrate
BDP BDP+BufSize
RTT
Optimal: max BW and min RTT (Kleinrock)
amount in flight
Optimal operating point
23
Deliveryrate
BDP BDP+BufSize
RTT
Loss based CC (CUBIC / Reno)
amount in flight
Loss based congestion control in deep buffers
HTTP and 5G
BDP = (max BW) * (min RTT)
26
Deliveryrate
BDP BDP+BufSize
RTT
amount in flight
Est min RTT = windowed min of RTT samples
Est max BW = windowed max of BW samples
Estimating optimal point (max BW, min RTT)
HTTP and 5G
?
?
?
?
?
HTTP and 5G
?
?
?
HTTP and 5G
HTTP and 5G
HTTP and 5G
HTTP and 5G
HTTP and 5G
HTTP and 5G
5G極挑
5G児仇蕉
5Gコア
シ`ルドル`ム
client server
UDP
yrO協の
ダウンロ`ド堀業
yrO協の
アップロ`ド堀業
吏痮W决rg
( 恷弌 RTT )
2Gbps 200Mbps 5~7msec
5G h廠?yh廠古勣
4.7GHz
?
HTTP and 5G
?
5G極挑
5G児仇蕉
シ`ルドル`ム
4.7GHz
5Gコア
(嗤yrのみ)
Ixia Network Emulator II
サ`バマシン x 2 クライアント x 2
MTU=140010Gbps
HTTP and 5G
HTTP and 5G
?
HTTP and 5G
? ?
HTTP and 5G
HTTP and 5G
HTTP and 5G
?
?
?
?
HTTP and 5G
HTTP and 5G
HTTP and 5G
HTTP and 5G
HTTP and 5G
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?
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HTTP and 5G
HTTP and 5G
?
HTTP and 5G
?
HTTP and 5G
HTTP and 5G
?
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?
? ?
HTTP and 5G
HTTP and 5G
HTTP and 5G
?
HTTP and 5G
?
HTTP and 5G
HTTP and 5G
HTTP and 5G
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https://tm.softbank.jp/form/contact/5g/index.php
https://tm.softbank.jp/form/contact/5g/index.php
https://tm.softbank.jp/form/contact/5g/index.php
?
HTTP and 5G
HTTP and 5G
HTTP and 5G
HTTP and 5G
HTTP and 5G

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