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2010-11-28

实验室同学太有才了:“找不着北”and“生日簿”

Posted in 实验室, 转载 at 16:33 by 仲远

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Zhongyuan Wang

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实验室同学太有才了:“找不着北”and“生日簿”

????????????????????IT??????????????????????????????????????????????????????????????????????iOS??Android????????????????????????????????Windows Phone 7???????iOS?Android??????????
?????????????????????????????????????????????Google Android????????????????????????????????
??????????????????????????????????????
????
http://www.google.com/intl/zh-CN/daxue/android/vote_apps.html#d=d1-50
findnorth / ?????
?????????????????3D??????????????“??”???????????????...查看全文

2010-04-24

Yahoo也发布了云计算平台上的Benchmark数据集

Posted in 实验室, 云计算 at 20:36 by 仲远

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Yahoo! Research is pleased to announce the release of the Yahoo! 
Cloud Serving Benchmark, YCSB v. 0.1.0, as an open source package. 
YCSB is a common benchmarking framework for cloud database,
 storage and serving systems. Results for benchmarking HBase, 
Cassandra, PNUTS and MySQL will be presented at the upcoming 
ACM Symposium on Cloud Computing on June 11. The toolkit is 
extensible to supp...查看全文

2010-04-16

一场火山爆发所引发的“蝴蝶效应事件”

Posted in 随笔, 实验室, 云计算 at 20:26 by 仲远

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一场火山爆发所引发的“蝴蝶效应事件”

????????????????????????????????????……“??”?????????????????
??????????????????????????????????????????????????????????????????????????????“???”??????????????????????4?16???????1.7????????????

?“????”????????????????????????????????????“???????”??????????????????????????????????????????????
?????????????????????????????????????“??”??

...查看全文

2010-03-18

还是Mysql数据库崩溃以及恢复的问题~

Posted in 实验室, 网络安全 at 1:23 by 仲远

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???????????????????????????????????????
??Mysql????????????????????????????????????????????????????????????????????????????????????????????????????????????????99.99……%??????????????UPS????????Mysql?????????????????????
?????????????????????????????380??????????????????10???????????????????????
??????????????????????????????????????????????????????????????????????????????????????????????????????????????????????100%?????????????????????????
?????????????????????????...查看全文

2010-01-31

完成双核云数据管理系统初步开发,启程回家

Posted in 实验室, 云计算 at 1:40 by 仲远

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?????????????????????????????????????????????????????????????
1??????????????????
2???????????????????????????
3?????????????????????????????CDR???????????SQL??????
4??????????????
?????????????????????????????????????
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...查看全文

2010-01-07

开始研究HBase-0.20.2版

Posted in 实验室, 云计算 at 15:09 by 仲远

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开始研究HBase-0.20.2版

?????????????Hbase-0.19.x?????????Hbase??????Hbase?????0.20.x??????????????????????Hbase 0.20.x????????ZooKeeper?????Hbase??HBase-0.20.2??????????????????
 
?????Hbase???“?????????”?a file handle hog??Linux???Unix???????????1024????????Hbase????????log?????”java.io.IOException…(Too many open files)” ???????????????????????http://wiki.apache.org/hadoop/Hbase/FAQ#A6?

...查看全文

2009-12-22

移动&云计算主题系列学术报告:Relational DBMS for Cloud Computing: An Eventual Consistency Approach

Posted in 实验室, 云计算 at 12:00 by 仲远

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??????????????????????? Relational DBMS for Cloud Computing: An Eventual Consistency Approach
??&?????????????
(Seminar Series on Mobile plus Cloud Computing)

?????Relational DBMS for Cloud Computing: An Eventual Consistency Approach
? ? ??Haixun Wang (???), ???????
?????2009 ? 12 ? 29 ???10:00–11:30
????????4??????
??????
Haixun Wang recently joined Microsoft Research Asia in Beijing, China. Before joining Microsoft, he was a re...查看全文

2009-12-22

移动&云计算主题系列学术报告:Build Intelligence from the Physical World

Posted in 实验室 at 11:43 by 仲远

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??&?????????????
(Seminar Series on Mobile plus Cloud Computing)

?????Build Intelligence from the Physical World
? ? ??Xing Xie (??)????????
?????2009 ? 12 ? 24 ???4:00–5:00
???????????????
??????
Dr. Xing Xie is a lead researcher in the Web Search and Mining Group of Microsoft Research Asia, and a guest Ph.D. advisor in University of Science and Technology of China. He received the B.S. […]

...查看全文

2009-11-22

云数据库发展的几条技术路线

Posted in 实验室, 云计算 at 20:33 by 仲远

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云数据库发展的几条技术路线

???????????????????
    1.1 ??????????????
        1.1.1 ??????Master/Slave??????????
        1.1.2 ??????P2P??????????
    1.2 ??????????????????????
    ????????????????????????????????????????????????????????????????????????????????????Master/Slave????????????

???????????????
    2.1 ?????RDBMS??????????????????????
    2.2 ?????????????????
    ??????????????????????????????????????????????????????????...查看全文

2009-09-15

一个开放性的问题

Posted in 随笔, 实验室 at 21:22 by 仲远

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??????Seminar????????????“??????????????????”?
????????????????????????????
???????“??”?????????????????????????????????????????????????????
????????????????????????????????????????????????????????????????????????????????????????????“????”????????????????????????????????????????????????????????????????????“?????”?????????“??”?“??”?“??”????????????????????????????????????????

...查看全文
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