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Re: Performance testing group - HBase - [mail # dev]
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...I want in too. And +1 on keeping it on the dev list for now and moving it out when it gets unwieldy.. On Friday, June 15, 2012 at 2:59 PM, Roman Shaposhnik wrote: ...
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Author: Amandeep Khurana,
2012-06-15, 22:03
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Re: Shared HDFS for HBase and MapReduce - HBase - [mail # dev]
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...When you run a MR job with HBase as a source/sink, you use the HBase API under the hood (get, put, scan). That API is how your client (in this case the map or reduce tasks) interact with the...
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Author: Amandeep Khurana,
2012-06-06, 21:05
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Re: Shared HDFS for HBase and MapReduce - HBase - [mail # dev]
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...If your workload is only batch processing (MR), you don't need to separate the clusters in the first place. So, you don't have the problem of moving large amounts of data between clusters. H...
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Author: Amandeep Khurana,
2012-06-06, 19:54
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Re: Shared Cluster between HBase and MapReduce - HBase - [mail # user]
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...Atif, These are general recommendations and definitely change based on the access patterns and the way you will be using HBase and MapReduce. In general, if you are building a latency ...
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Author: Amandeep Khurana,
2012-06-06, 00:20
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Usage of filters - HBase - [mail # user]
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...Hi HBase users, I'm curious to know about how filters are being used by folks in production. They are a powerful feature but I haven't heard/read much about how they are being used in ...
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Author: Amandeep Khurana,
2012-06-03, 21:22
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Re: When does compaction actually occur? - HBase - [mail # user]
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...Tom, Old cells will get deleted as a part of the next major compaction, which is typically recommended to be done once a day, when the load on the syst em is at its lowest...
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Author: Amandeep Khurana,
2012-06-01, 23:04
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Re: Data import from Distributed Hbase cluster to Pseudo Distributed Hbase cluster - HBase - [mail # user]
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...Assuming that your data fits into the pseudo dist cluster and both clusters can talk to each other, the CopyTable job that comes bundled with HBase should work. -ak On Tue...
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Author: Amandeep Khurana,
2012-05-29, 18:45
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Re: Efficient way to read a large number of files in S3 and upload their content to HBase - HBase - [mail # user]
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...Thanks for that description. I'm not entirely sure why you want to use HB ase here. You've got logs coming that you want to process in batch to do calculations on. This can be done by ...
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Author: Amandeep Khurana,
2012-05-24, 20:47
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Re: Efficient way to read a large number of files in S3 and upload their content to HBase - HBase - [mail # user]
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...Marcos Can you elaborate on your use case a little bit? What is the nature of data in S3 and why you want to use HBase? Why do you want to combine HFiles and upload back to S3? It'll h...
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Author: Amandeep Khurana,
2012-05-24, 19:21
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Re: Efficient way to read a large number of files in S3 and upload their content to HBase - HBase - [mail # user]
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...Marcos, You could to a distcp from S3 to HDFS and then do a bulk import into HB ase. Are you running HBase on EC2 or on your own hardware? -Amandeep On Thursd...
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Author: Amandeep Khurana,
2012-05-24, 18:55
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