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Re: Root Region Not Online after rolling RS Restart - HBase - [mail # user]
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...I do thank you for the advice, and I will try it. Is there a quick two- or three-sentence summary about why this is the proper order? I would have thought since the -ROOT- and .META. a...
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Author: Time Less,
2013-03-18, 16:39
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Replication Configuration Multiple Peers, Which Correct? - HBase - [mail # user]
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...If I have HBase replication set up, I can do this: PEER ID CLUSTER KEY 1 &...
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Author: Time Less,
2013-03-15, 03:13
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Root Region Not Online after rolling RS Restart - HBase - [mail # user]
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...We have a 15-node HBase cluster with RS on same nodes as HDFS DN. We do a full restart of HBase[1]. Sometimes this works. But sometimes several of the RS have this in their logs: """ r...
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Author: Time Less,
2013-03-15, 01:19
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Re: HBase and Cassandra on StackOverflow - HBase - [mail # user]
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...I have an even more unfortunate position than Andy in this. I started out as perhaps the one administrator who was most qualified to be an Apache Cassandra proponent. I was the data director...
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Author: Time Less,
2011-09-02, 20:44
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Re: HBase and Cassandra on StackOverflow - HBase - [mail # user]
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...Why are you quoting "harder" what was said was "more complex". Setting up N Okay. Sorry for misinterpreting your meaning. You're right, it's more complex to set up. You are also ...
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Author: Time Less,
2011-09-01, 22:13
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Re: HBase and Cassandra on StackOverflow - HBase - [mail # user]
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...Since this is fairly off-topic at this point, I'll keep it short. The simple rule for Dynamo goes like this: if (R+W>N && W>=Quorum), then you're guaranteed a consistent result always....
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Author: Time Less,
2011-08-31, 05:47
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Re: HBase and Cassandra on StackOverflow - HBase - [mail # user]
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...Most of your points are dead-on. I strongly disagree with the premise[1]. Having personally been involved in the Digg Cassandra rollout, and spent up until a couple months ago being i...
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Author: Time Less,
2011-08-31, 05:34
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Re: About puppet and fabric (WAS: operational overhead for HBase) - HBase - [mail # user]
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...Getting it working with Chef was about 10 days of full-time work, including setting up a Chef server, bootstrapping the cluster, and writing recipes. Then maybe another 2-3 days for extendin...
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Author: Time Less,
2011-08-22, 22:41
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Re: HBase Thrift health checker - HBase - [mail # user]
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...Don't do that. If for some reason the main connection port can't be contacted, but the "health check" port can, then Nagios doesn't alert but service is down. Example: someone firewalls off ...
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Author: Time Less,
2010-09-10, 19:05
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Re: Initial region loads in hbase.. - HBase - [mail # user]
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...I did a search for Ganglia monitoring of HBase and couldn't turn up anything useful. Is there a URL for HBase plugins for Ganglia you coul share? timeless(ness)...
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Author: Time Less,
2010-08-30, 17:25
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