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RE: memory size for caching RDD - Spark - [mail # dev]
...I think there is no public API available to do this. In this case, the best you can do might be unpersist some RDDs manually. The problem is that this is done by RDD unit, not by block unit....
   Author: Liu, Raymond, 2014-09-04, 07:06
Any doc related to hive on hadoop 2.2? - Hive - [mail # user]
...Hi  It seems to me that a lot of hadoop 2.2 support work is done on trunk. While I don't find documentations related. So any doc I can refer to , say build / run BKM etc.? Especially th...
   Author: Liu, Raymond, 2013-12-03, 03:11
which repo for kafka_2.10 ? - Kafka - [mail # user]
...If I want to use kafka_2.10 0.8.0-beta1, which repo I should go to? Seems apache repo don't have it. While there are com.sksamuel.kafka and com.twitter.tormenta-kafka_2.10Which one should I ...
   Author: Liu, Raymond, 2013-11-08, 06:55
[expand - 1 more] - RE: Yarn 2.2 docs or examples? - MapReduce - [mail # user]
...Thanks Jian, Though this simple example not cover all my problems, but at least give me a big picture on what's the minimum code needed ;)   Best Regards, Raymond Liu  From: Jian H...
   Author: Liu, Raymond, 2013-10-30, 02:31
RE: if i configed NN HA,should i still need start backup node? - MapReduce - [mail # user]
...You don't need, if the wiki page is correct.  Best Regards, Raymond Liu  From: ch huang [mailto:[EMAIL PROTECTED]]  Sent: Tuesday, October 29, 2013 12:01 PM To: [EMAIL PROTECT...
   Author: Liu, Raymond, 2013-10-30, 01:45
[expand - 1 more] - RE: How to use Hadoop2 HA's logical name URL? - MapReduce - [mail # user]
...Hmm, my bad. NameserviceID is not sync in one of the properties.... After fix, it works.  Best Regards, Raymond Liu   From: Liu, Raymond [mailto:[EMAIL PROTECTED]]  Sent: Thur...
   Author: Liu, Raymond, 2013-10-24, 08:16
RE: Using Hbase with NN HA - Hadoop - [mail # user]
...Encounter Similar issue with NN HA URL Have you make it work?  Best Regards, Raymond Liu   From: Siddharth Tiwari [mailto:[EMAIL PROTECTED]]  Sent: Friday, October 18, 2013 5:...
   Author: Liu, Raymond, 2013-10-24, 07:06
[expand - 1 more] - RE: Failed to run wordcount on YARN - Hadoop - [mail # user]
...Hi Devaraj  Thanks a lot for the explanation in detail.  Best Regards, Raymond Liu  From: Devaraj k [mailto:[EMAIL PROTECTED]]  Sent: Friday, July 12, 2013 4:24 PM To: [E...
   Author: Liu, Raymond, 2013-07-15, 01:14
[expand - 1 more] - RE: what's the typical scan latency? - HBase - [mail # user]
...Thanks Amit  In my envionment, I run a dozens of client to read about 5-20K data per scan concurrently, And the average read latency for cached data is around 5-20ms. So it seems there ...
   Author: Liu, Raymond, 2013-06-04, 01:02
RE: checkAnd... - HBase - [mail # user]
...How about this one : https://issues.apache.org/jira/browse/HBASE-8542   Best Regards, Raymond Liu  ...
   Author: Liu, Raymond, 2013-05-16, 03:20
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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