Home | About | Sematext search-lucene.com search-hadoop.com
clear query|facets|time Search criteria: .   Results from 121 to 130 from 135 (0.139s).
Loading phrases to help you
refine your search...
RE: Suspected memory leak - HBase - [mail # dev]
...You can create several heap dumps of JVM process in question and compare heap allocations To create heap dump:  jmap pid  To analize: 1. jhat 2. visualvm 3. any commercial profiler...
   Author: Vladimir Rodionov, 2011-12-01, 06:22
[expand - 6 more] - RE: HBase 0.90.4 missing data in production - HBase - [mail # dev]
...There are no ERRORs and FATALs in Region Servers logs except one FATAL I ha ve already posted. HLog sync I am asking expert advise: what else should I check?   Best regards, Vladimir Ro...
   Author: Vladimir Rodionov, 2011-11-04, 21:47
[expand - 1 more] - RE: HBASE-4107 and OOME - HBase - [mail # dev]
...Yes, mslab is enabled. It allocates 2M per region, by default? It can expla in 2.4G of heap usage (1277 regions) We fixed OOME by increasing Heap to 8G. Now I know that we can decrease sla b...
   Author: Vladimir Rodionov, 2011-10-31, 00:53
[expand - 3 more] - RE: Random I/O performance - HBase - [mail # dev]
...Great  Why is nobody using it?  Best regards, Vladimir Rodionov Principal Platform Engineer Carrier IQ, www.carrieriq.com e-mail: [EMAIL PROTECTED]  __________________________...
   Author: Vladimir Rodionov, 2011-10-26, 23:31
[expand - 1 more] - RE: SILT - nice keyvalue store paper - HBase - [mail # dev]
...There is nothing crazy with async I/O. Netty (which I presume is underlying  network library in a latest Hadoop) is totally async.  You can run 1000, 10,000 and may be more threads...
   Author: Vladimir Rodionov, 2011-10-24, 20:21
[expand - 1 more] - RE: HBase releases... - HBase - [mail # dev]
...Jonathan, to make your community happier could you (your company)  contribu te all Facebook's internal patches to 0.92?  I apologize to everyone who think that I was rude in my pre...
   Author: Vladimir Rodionov, 2011-10-14, 17:42
RE: ConcurrentSkipListMap performance in the MemStore - HBase - [mail # dev]
...1. Take good open source memory allocator (tcmalloc, jemalloc ...) 2. Wrap its basic (malloc, free, realloc) into JNI code. There are some cav eats in multi-threaded env but experienced &nbs...
   Author: Vladimir Rodionov, 2011-06-15, 20:06
HTable thread safety in 0.20.6 - HBase - [mail # dev]
...Can anybody tell me is is this class thread-safe or not. Can I share the same instance between threads (for parallel puts)?  Best regards, Vladimir Rodionov Principal Platform Engineer ...
   Author: Vladimir Rodionov, 2011-02-18, 22:55
[expand - 2 more] - RE: Scan operator ignores setMaxVersions (0.20.6) - HBase - [mail # dev]
...My bad  I should have been using Result.getMap() to get all versions of a cell.  Best regards, Vladimir Rodionov Principal Platform Engineer Carrier IQ, www.carrieriq.com e-mail: [...
   Author: Vladimir Rodionov, 2011-01-28, 00:13
RE: Heap fragmentation - HBase - [mail # dev]
...BigMemory anyone?  http://www.terracotta.org/bigmemory   Best regards, Vladimir Rodionov Principal Platform Engineer Carrier IQ, www.carrieriq.com e-mail: [EMAIL PROTECTED]  _...
   Author: Vladimir Rodionov, 2011-01-20, 18:34
Sort:
project
HBase (135)
type
mail # dev (72)
mail # user (60)
issue (3)
date
last 7 days (0)
last 30 days (2)
last 90 days (4)
last 6 months (12)
last 9 months (135)
author
Ted Yu (1242)
Stack (957)
Jean-Daniel Cryans (733)
Andrew Purtell (713)
stack (663)
Jean-Marc Spaggiari (316)
Jimmy Xiang (301)
Jonathan Hsieh (291)
Elliott Clark (244)
Enis Soztutar (243)
lars hofhansl (237)
Lars Hofhansl (235)
Nick Dimiduk (197)
Nicolas Liochon (196)
Sergey Shelukhin (195)
Doug Meil (189)
Todd Lipcon (183)
Lars George (173)
Matteo Bertozzi (165)
ramkrishna.s.vasudevan (158)
Ryan Rawson (143)
Anoop Sam John (135)
Jonathan Gray (135)
Jesse Yates (104)
Himanshu Vashishtha (88)
Vladimir Rodionov