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[expand - 4 more] - Aggresive compactions - HBase - [mail # user]
...'d like to make my compactions aggressive for a limited time while I run a job for massive deletes. How could I accomplish this? Is there a setting for allocating more resources to compactions...
   Author: Geovanie Marquez, 2014-08-10, 14:18
[expand - 1 more] - blog on compaction - HBase - [mail # user]
...Hi, Recently there have been some questions and answers on compaction in HBase.  I came up with the following blog which covers a portion of the discussions:  http...
...://zhihongyu.blogspot.com/2013/03/compactions-q.html  Special thanks go to J-D, Anoop, Ramkrishna, Sergey, Elliot and Jean-Marc.  Cheers ...
   Author: Ted Yu, 2013-03-26, 17:19
[expand - 11 more] - Compaction problem - HBase - [mail # user]
...Hi I am using HBase 0.94.2 currently. While using it  , its write performance, due to compaction is being affeced by compaction. Please could you suggest some quick tips in relation to how...
   Author: tarang dawer, 2013-03-22, 11:44
[expand - 4 more] - Compaction time - HBase - [mail # user]
...Hi,     We are running some high load jobs which are mostly writes. During  these jobs, compaction is triggered which takes sometime as longs as  40mins to complete. This causes blocking...
... (as others wait for compaction  in the queue). Please suggest how much compaction time is reasonable for  compacting 2Gb store files . And best way to avoid long blocking  compactions. Using...
   Author: samar.opensource, 2013-03-04, 06:44
[expand - 6 more] - Re: Hbase compaction failed - HBase - [mail # user]
... had compaction failure. In my case, each row has one column family and each column is ~128kb. I use python thrift api to insert data, with mutation batch set to 100. The entire table has ~4...
   Author: Steve Fan, 2014-10-12, 11:46
[expand - 1 more] - major compaction - HBase - [mail # user]
...Hello,  When I do a major compaction of a table (1 billion rows). How do I know when its completed? Also, what can I see in the metrics to see the status of it  ...
   Author: Rita, 2011-11-27, 12:41
[expand - 4 more] - Compaction problems - HBase - [mail # user]
...I have a busy region, and there are 43 StoreFiles (> compactionThreshold=8) in this region. Now, I stopped the client and stopped put new data into it. I expect these Store...
...Files to be compacted later.  But, one day after, these 43 StoreFiles are still there.  It seems the compaction does not work automatically. And I checked the code, it seems the compaction would only start...
   Author: Schubert Zhang, 2011-04-27, 01:32
compaction failure - HBase - [mail # user]
...Hi, :   I found lots of error saying compaction  failed, does anybody know how  to get around this  problem ?   Jimmy.    2010-06-23 00:01:17,407 DEBUG  org.apache.hadoop.hbase.regionserver.Compact...
...SplitT hread: Compaction requested for region Spam_MsgEventTable,2010-06-22  13:17:04\x0 915e45cc95fa9201b366dc7316dd88438,1277244197913/1155282109 because:  regionserver /10.110.8.91:60020.cache...
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   Author: Jinsong Hu, 2010-06-23, 21:26
[expand - 8 more] - Custom compaction - HBase - [mail # user]
...Is there a way to customize the compaction function (like a hook provided b y the API) or is it invisible to the user?  Thank you Vidhya ...
   Author: Vidhyashankar Venkatarama..., 2010-05-26, 22:56
Major compaction throttling - HBase - [mail # user]
...Hi, We are running CDH 4.5, 6 nodes hbase cluster (0.94.6). We configured major compaction to run once a week. During this time we are getting timeouts while writing to hbase. Is there any...
... throttling parameter we can fine tune? I know that hbase doesn't operate the compaction on all 6 RS on the same time. Is it built in? Should I configure some parameters in order to enable it? Yaniv...
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   Author: yanivG, 2014-08-10, 14:37
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NEW: Monitor These Apps!
elasticsearch, apache solr, apache hbase, hadoop, redis, casssandra, amazon cloudwatch, mysql, memcached, apache kafka, apache zookeeper, apache storm, ubuntu, centOS, red hat, debian, puppet labs, java, senseiDB