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RE: Cannot start HBase master: loaded coprocessors are: [] - HBase - [mail # user]
...It has nothing to do with coprocessors. Your errors is Unresolved address. Check "hbase.master.info.bindAddress" in hbase-site.xml  Best regards, Vladimir Rodionov Principal Platform En...
   Author: Vladimir Rodionov, 2013-09-06, 17:58
RE: Coprocessor concurrency - HBase - [mail # user]
...RS handler count 800 is an overkill.   Best regards, Vladimir Rodionov Principal Platform Engineer Carrier IQ, www.carrieriq.com e-mail: [EMAIL PROTECTED]  ________________________...
   Author: Vladimir Rodionov, 2013-08-30, 19:44
RE: experiencing high latency for few reads in HBase - HBase - [mail # user]
...Usually, either cluster restart or major compaction helps improving locality index. There is an issue in region assignment after table disable/enable in 0.94.x (x  wrote:  ...
   Author: Vladimir Rodionov, 2013-08-29, 18:11
RE: passing a parameter to an observer coprocessor - HBase - [mail # user]
...This is not so flexible and dynamic. Changing table level attributes will require disabling/enabling table (20-30 seconds for large tables) Is OK with your use case?  Best regards, Vlad...
   Author: Vladimir Rodionov, 2013-08-22, 21:17
RE: one column family but lots of tables - HBase - [mail # user]
...Yes, number of tables must be reasonable as well. Region Servers operates on 'regions' . Each Table can have multiple CFs, each CF can have multiple regions. The more regions you have per Re...
   Author: Vladimir Rodionov, 2013-08-22, 21:16
RE: I am curious how to find hbase replication lag - HBase - [mail # user]
...Just simple canary probe approach  Update cluster1:t1:canary_row with a current time every (say) 1 sec Read time from cluster2:t1:canary_row every second  Compute the difference &n...
   Author: Vladimir Rodionov, 2013-08-19, 21:00
RE: issue about rowkey design - HBase - [mail # user]
...Secondary index requires multiple random seeks and is not efficient in many cases. What you need is different row_keys (one for each request type)  user_id, session_id, visit_time =>...
   Author: Vladimir Rodionov, 2013-08-19, 02:21
Re: [ANNOUNCE] Secondary Index in HBase - from Huawei - HBase - [mail # dev]
...Michael, JOIN is not supported in Phoenix for very obvious reasons and will probably never be (may be except of JOIN against replicated tables) .   On Wed, Aug 14, 2013 at 1:52 PM, Andr...
   Author: Vladimir Rodionov, 2013-08-14, 21:04
Re: HBase read perfomnance and HBase client - HBase - [mail # dev]
...Micheal, network is not a bottleneck as since raw KV size is 62 bytes. 1GbE can pump > 1 M per sec of these objects.  block cache is enabled, size ~ 2GB, query data set is less than ...
   Author: Vladimir Rodionov, 2013-08-01, 20:25
RE: Wrong RPS stats? - HBase - [mail # dev]
...Nope, I am doing simple table.get(get) - not a batch request  Best regards, Vladimir Rodionov Principal Platform Engineer Carrier IQ, www.carrieriq.com e-mail: [EMAIL PROTECTED]  _...
   Author: Vladimir Rodionov, 2013-07-29, 21:49
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