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Re: Region servers going down under heavy write load - HBase - [mail # user]
...One more thing. I just dont find this "hbase.zookeeper.property.tickTime" anywhere in the code base. Also, I could not find ZooKeeper API that takes tickTime from client. http://zookeeper.ap...
   Author: Ameya Kantikar, 2013-06-06, 00:45
Re: Region servers going down under heavy write load - HBase - [mail # user]
...Which tickTime is honored?  One in zoo.cfg or hbase.zookeeper.property.tickTime in hbase-site.xml?  My understanding now is, whichever tickTime is honored, session time can not be ...
   Author: Ameya Kantikar, 2013-06-05, 22:18
Re: Region servers going down under heavy write load - HBase - [mail # user]
...In zoo.cfg I have not setup this value explicitly. My zoo.cfg looks like:  tickTime=2000 initLimit=10 syncLimit=5  We use common zoo keeper cluster for 2 of our HBase clusters. I'l...
   Author: Ameya Kantikar, 2013-06-05, 21:34
Region servers going down under heavy write load - HBase - [mail # user]
...Hi,  We have heavy map reduce write jobs running against our cluster. Every once in a while, we see a region server going down.  We are on : 0.94.2-cdh4.2.0, r  We have done s...
   Author: Ameya Kantikar, 2013-06-05, 20:47
Problem with Snapshots - HBase - [mail # user]
...HI,  I just upgraded Hbase to 0.94.2-cdh4.2.1, r  I also enabled snapshot in hbase-site.xml file on all master + RS machines to:  hbase.snapshot.enabled true  But when I ...
   Author: Ameya Kantikar, 2013-05-15, 18:07
Re: Under Heavy Write Load + Replication On : Brings All My Region Servers Dead - HBase - [mail # user]
...Awesome. Thanks Himanshu.   On Wed, Apr 17, 2013 at 10:48 PM, Himanshu Vashishtha  wrote:  ...
   Author: Ameya Kantikar, 2013-04-18, 15:38
Under Heavy Write Load + Replication On : Brings All My Region Servers Dead - HBase - [mail # user]
...I am running Hbase 0.94.2 from cloudera cdh4.2. (10 machine cluster)  Under heavy write load, and when replication is on, all my region servers are going down. I checked with cloudera v...
   Author: Ameya Kantikar, 2013-04-18, 05:38
Re: Region stuck in transition - HBase - [mail # user]
...We have faced similar issue before (We are on 0.94.2), the way I resolved this is by doing this:  in hbase shell,  assign region_name  Hope this works for you.     O...
   Author: Ameya Kantikar, 2013-04-12, 15:31
Hbase Stargate Returns Scrambled Values - HBase - [mail # user]
...When I run some simple query on stargate it returns scarmbled values.  eg.:  curl -H "Accept: application/json" http://localhost:9001/t2/*/cf1   {"Row":[{"key":"Mg==","Cell":[...
   Author: Ameya Kantikar, 2013-04-10, 22:43
Re: remote hbase connection failure - HBase - [mail # user]
...I think you need to also setup zookeeper parent   Configuration conf = HBaseConfiguration.create();                         c...
   Author: Ameya Kantikar, 2013-03-14, 22:05
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