How to install OpenStack MITAKA --allinone - cheat sheet -Naoto MATSUMOTO
?
How to install OpenStack MITAKA --allinone - cheat sheet -
27-Jun, 2016
SAKURA Internet, Inc. / SAKURA Internet Research Center
Senior Researcher / Naoto MATSUMOTO
High Availability Server Clustering without ILB(Internal Load Balancer) (MEMO)Naoto MATSUMOTO
?
High Availability Server Clustering without ILB(Internal Load Balancer) (MEMO)
20-Feb-2015
SAKURA Internet Research Center.
Senior Researcher / Naoto MATSUMOTO
How to install OpenStack MITAKA --allinone - cheat sheet -Naoto MATSUMOTO
?
How to install OpenStack MITAKA --allinone - cheat sheet -
27-Jun, 2016
SAKURA Internet, Inc. / SAKURA Internet Research Center
Senior Researcher / Naoto MATSUMOTO
High Availability Server Clustering without ILB(Internal Load Balancer) (MEMO)Naoto MATSUMOTO
?
High Availability Server Clustering without ILB(Internal Load Balancer) (MEMO)
20-Feb-2015
SAKURA Internet Research Center.
Senior Researcher / Naoto MATSUMOTO
An Easy way to build a server cluster without top of rack switches (MEMO)Naoto MATSUMOTO
?
An Easy way to build a server cluster without top of rack switches (MEMO)
12-Feb-2015
SAKURA Internet Research Center.
Senior Researcher / Naoto MATSUMOTO
The document appears to be a presentation on measuring real user experiences using Real User Monitoring (RUM) and analyzing the data. It discusses using RUM tools like Boomerang to collect data on user behavior and performance in real-time. The presentation then examines specific metrics collected like user patience, cache behavior, and how quickly new software versions are distributed based on the RUM data.
This document provides instructions for receiving signals from ADS-B, AIS, and APRS systems using a software defined radio (SDR) on Ubuntu. It outlines the steps to install various software packages like dump1090, rtl-ais, gnuais, and multimon-ng. It also provides sample commands for decoding ADS-B transmissions on 1090MHz, AIS transmissions on 161.975/162.025MHz, and APRS signals on 144.640/431.040MHz using tools like dump1090, rtl_ais, gnuais, and multimon-ng in conjunction with the rtl-sdr SDR device.
2. 評価項目およびネットワーク構成図
SOURCE: SAKURA Internet Research Center. 01/2016
遠隔地の異なるワイヤレスネットワークをデータセンターで一元管理できる
利用者イメージネットワーク構成(検証イメージ)
仮想USBハブ
(USB over IP)
仮想マシン
データセンターネットワーク
USB over IP
BOX
USB over IP
BOX
WiFi
(USB)
ZigBee
(USB)
Bluetooth
(USB)
WiFi
Network
ZigBee
Network
Bluetooth
Network
USB over IP
BOX
WiFi
(USB)
ZigBee
(USB)
Bluetooth
(USB)
WiFi
Network
ZigBee
Network
Bluetooth
Network
仮想マシン
データセンターネットワーク
評価ポイント
3. ワイヤレスネットワーク拡張実験結果
SOURCE: SAKURA Internet Research Center. 01/2016
仮想USBハブ
(USB over IP)
仮想マシン
データセンターネットワーク
USB over IP
BOX
Bluetooth
(USB)
Bluetooth
Network
# lsusb
Bus 003 Device 002: ID 0a5c:21e8 Broadcom Corp. BCM20702A0 Bluetooth 4.0
# hciconfig hci0
hci0: Type: BR/EDR Bus: USB
BD Address: 5C:F3:70:63:06:D9 ACL MTU: 1021:8 SCO MTU: 64:1
UP RUNNING PSCAN
RX bytes:583 acl:0 sco:0 events:33 errors:0
TX bytes:898 acl:0 sco:0 commands:33 errors:0
# hcitool lescan
LE Scan ...
14:99:E2:1F:FF:46 (unknown)
# gatttool -b 14:99:E2:1F:FF:46 --primary
attr handle = 0x0001, end grp handle = 0x0005 uuid: 00001800-0000-1000-8000-
attr handle = 0x0006, end grp handle = 0x0009 uuid: 00001801-0000-1000-8000-
attr handle = 0x000a, end grp handle = 0x000e uuid: d0611e78-bbb4-4591-a5f8-
遠隔地のBluetoothワイヤレスネットワークをデータセンター上の仮想マシンから操作可能