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Shin-ichi Motomura, Masaya Kimoto, Toshiya Kawato
2013 Volume 17 Issue 1 Pages
3-9
Published: September 09, 2013
Released on J-STAGE: December 13, 2018
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Imaizumi Yusuke, Imaizumi Takashi
2013 Volume 17 Issue 1 Pages
11-16
Published: September 09, 2013
Released on J-STAGE: December 13, 2018
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Koji Okino, koji Kanamori, Takashi kuroda
2013 Volume 17 Issue 1 Pages
17-24
Published: September 09, 2013
Released on J-STAGE: December 13, 2018
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Satoru Ono, Kenshin Kuroki, Shigeki Tani
2013 Volume 17 Issue 1 Pages
25-32
Published: September 09, 2013
Released on J-STAGE: December 13, 2018
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Nobukuni HAMAMOTO, Hisao IDA, Takahide SAITOH, Hideaki SAKAI, Takashi ...
2013 Volume 17 Issue 1 Pages
33-41
Published: September 09, 2013
Released on J-STAGE: December 13, 2018
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The Gunma university academic information infrastructure system replaced in april 2013 is working without serious troubles. Using the virtualization technology and the data center, we construct highly dependable system where the system does not stop in case of disasters. By using virtual servers, we aggregate 35 physical servers to 5 physical servers and 600 terminals for education is also aggregated to 12 physical servers. These physical servers are located in the data center, which enables us to run these servers in case of disasters. We apply security patch of march 2013 for windows 7 to 121 terminals within 2 hours which indicates the update of terminals finish during night time. We simultaneously boot up 61 and 121 terminals with measuring boot up time of each terminals. The average of boot up time is less than 50 seconds which can be regard as reasonably short for using the terminals in the computer aided class of our university.
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Tokuhiro SUGIURA
2013 Volume 17 Issue 1 Pages
43-50
Published: September 09, 2013
Released on J-STAGE: December 13, 2018
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Tokuhiro SUGIURA
2013 Volume 17 Issue 1 Pages
51-58
Published: September 09, 2013
Released on J-STAGE: December 13, 2018
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Takeshi Sakurada, Yoichi Hagiwara
2013 Volume 17 Issue 1 Pages
59-65
Published: September 09, 2013
Released on J-STAGE: December 13, 2018
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Takayuki NAGAI, Ryuichi MATSUBA, Shinichirou KUBOTA, Toshihiro KITA, S ...
2013 Volume 17 Issue 1 Pages
67-76
Published: September 09, 2013
Released on J-STAGE: December 13, 2018
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Sayako SHIMIZU, Takuji SEKINE, Jiro YOSHIDA, Masayoshi TODA
2013 Volume 17 Issue 1 Pages
77-83
Published: September 09, 2013
Released on J-STAGE: December 13, 2018
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Aoi YANASE, Takashi IMAIZUMI
2013 Volume 17 Issue 1 Pages
85-92
Published: September 09, 2013
Released on J-STAGE: December 13, 2018
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Hideyuki Matsuzawa, Kenji Aoki, Makoto Sonoda, Wataru Kuroki
2013 Volume 17 Issue 1 Pages
93-97
Published: September 09, 2013
Released on J-STAGE: December 13, 2018
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Takashi Yamanoue, Tamotsu Furuya, Koichi Shimozono, Kentaro Oda, Masat ...
2013 Volume 17 Issue 1 Pages
99-105
Published: September 09, 2013
Released on J-STAGE: December 13, 2018
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Takahiro Hasegawa, Noriaki Matsumura, Hidetoshi Takahashi, Haruki Inou ...
2013 Volume 17 Issue 1 Pages
107-114
Published: September 09, 2013
Released on J-STAGE: December 13, 2018
JOURNAL
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