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RE: What cause region server to timeout other than long gc? - HBase - [mail # user]
...VM swapping? Did you check swapping?  Best regards, Vladimir Rodionov Principal Platform Engineer Carrier IQ, www.carrieriq.com e-mail: [EMAIL PROTECTED]  _________________________...
   Author: Vladimir Rodionov, 2013-10-23, 06:30
[expand - 2 more] - RE: row filter - binary comparator at certain range - HBase - [mail # user]
...James, good to hear that Phoenix supports these features.  Best regards, Vladimir Rodionov Principal Platform Engineer Carrier IQ, www.carrieriq.com e-mail: [EMAIL PROTECTED]  ____...
   Author: Vladimir Rodionov, 2013-10-21, 16:50
RE: 'hbase.client.scanner.caching' default value for HBase 0.90.6? - HBase - [mail # user]
...HBase bible (book) have answers on *almost* all questions (1GB default heap is too low for many applications - that is why you see OOME). HBase book: http://hbase.apache.org/book.html  ...
   Author: Vladimir Rodionov, 2013-10-21, 02:37
[expand - 5 more] - Re: Beware of PREFIX_TREE block encoding - HBase - [mail # dev]
...FAST_DIFF: Time to read all 1.3M rows reported in ms.  encoding  = NONE,                scanner = StoreScanner;      time = 3...
   Author: Vladimir Rodionov, 2013-10-20, 17:06
RE: Block cache hit ratio question - HBase - [mail # user]
...HBase block cache does not expose any statistics on a per-table basis. This looks like a nice to have feature in a next releases. If your load is mostly random reads, than several factors af...
   Author: Vladimir Rodionov, 2013-10-19, 00:04
RE: CDH4.4 and HBASE-8912 issue - HBase - [mail # user]
...Boris, what does hbck say?  We have had this issue a couple times before. To fix it I had to stop the cluster, run offline meta repair tool, delete zk-store on each zk quorum node Offli...
   Author: Vladimir Rodionov, 2013-10-17, 20:01
[expand - 2 more] - RE: HBase load problems - HBase - [mail # user]
...Sure, if you can do this - do this. Its the only way to reduce compaction significantly but downside is increased complexity in data store maintenance, but its usual: something to loose - so...
   Author: Vladimir Rodionov, 2013-10-17, 18:34
[expand - 6 more] - Re: Scanner with explicit columns list is very slow - HBase - [mail # dev]
...https://issues.apache.org/jira/browse/HBASE-9769   On Tue, Oct 15, 2013 at 11:19 AM, Vladimir Rodionov wrote:  ...
   Author: Vladimir Rodionov, 2013-10-15, 18:32
RE: Limiting the number of regions per RS - HBase - [mail # user]
...You can write your own balancer and disable standard one: hbase.balancer.period = LONG.MAX_VALUE  Best regards, Vladimir Rodionov Principal Platform Engineer Carrier IQ, www.carrieriq.c...
   Author: Vladimir Rodionov, 2013-10-14, 19:24
Excessive filtering in RegionScannerImpl - HBase - [mail # dev]
...I may be be do not understand fully the overall design of a scanner system in HBase but it looks like we do double filtering on KVs during scan operation. First time in StoreScanner.next (se...
   Author: Vladimir Rodionov, 2013-10-12, 18:25
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