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Amazon EC2 Virtualization vs. Dedicated Servers and Garbage Collection Times - HBase - [mail # user]
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...Hello, How to explain that: 2011-08-08T19:02:24.947+0000: 14564.360: [GC 14564.360: [ParNew: 52681K->6528K(59008K), 158.6620830 secs] 2285054K->2240073K(4187776K) icms_dc=...
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Author: Fuad Efendi,
2011-08-08, 19:38
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Re: Primary Key Design - HBase - [mail # dev]
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...Two things go wrong: 1. Current version of Lily has "dot" as a special/reserved character 2. We shouldn't overload the same Slave-A just because everything starting with "http://www.AB...
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Author: Fuad Efendi,
2011-08-03, 16:31
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Re: Primary Key Design - HBase - [mail # dev]
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...Such design is enforced for RAW: we need to keep history of HTMLs under the same ID value, that's why first candidate for ID is URL, and finally we use SHA(URL) For OIQ, it must be car...
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Author: Fuad Efendi,
2011-08-03, 15:32
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Primary Key Design - HBase - [mail # dev]
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...Hi, I am starting to use following scheme for primary keys: SHA256(URL) + "-RAW" Primary Key Schema RATIONALE: * PKs in Lily (user-defined) will be prepended "USER...
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Author: Fuad Efendi,
2011-08-03, 14:25
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Re: HBASE-4089 & HBASE-4147 - on the topic of ops output - HBase - [mail # dev]
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... I believe Hbase was contributed to Apache by a Powerset, currently owned by Microsoft; and (same contributors) were full-time supporting Hbase and having salaries from Microsoft for at...
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Author: Fuad Efendi,
2011-08-02, 02:50
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Re: HBASE-4089 & HBASE-4147 - on the topic of ops output - HBase - [mail # dev]
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...No any problem with Hadoop though BTW, I need to compare with Cassandra, another Big Table clone. (P.S. I used dedicated servers before, and never had problems with Hbase; excep...
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Author: Fuad Efendi,
2011-08-02, 02:40
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Re: HBASE-4089 & HBASE-4147 - on the topic of ops output - HBase - [mail # dev]
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...Great, My VP is former MS-98 :))) (BTW, many thanks to http://www.cloudera.com/ employees; please make Whirr really "rrrrr" "open source"? I don't see any meanin...
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Author: Fuad Efendi,
2011-07-31, 22:38
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Re: HBASE-4089 & HBASE-4147 - on the topic of ops output - HBase - [mail # dev]
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...What is it all about? HBase sucks. Too many problems to newcomers, few-weeks-warm-up to begin with!!!!!!!!!!!!!!!! Is it really-really supported by Microsoft employees?! ...
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Author: Fuad Efendi,
2011-07-31, 22:10
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