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52 discussions - 238 posts

  • Hi, We just upgraded from 0.94 to 1.0.0 and have noticed that region moves are super slow (order of minutes) whereas previously they where in the seconds range. After looking at the code, I think the ...
    Randy FoxRandy Fox
    Oct 15, 2015 at 5:32 pm
    Oct 22, 2015 at 5:40 pm
  • Hi, When I run the following script from hbase shell the last scan returns no rows create 'visibilityTest', 'f1' put 'visibilityTest', 'r1', 'f1:c1', 'value1' deleteall 'visibilityTest', 'r1' put ...
    Suresh SubbiahSuresh Subbiah
    Oct 10, 2015 at 10:59 pm
    Oct 13, 2015 at 5:23 am
  • hi，all： This afternoon,The whole Hbase cluster is suddenly unable to respond.after I restart a regionserver after，the cluster has recovered.I don't know the cause of the trouble.I hope I can get help ...
    聪聪聪聪
    Oct 23, 2015 at 3:28 pm
    Oct 30, 2015 at 3:58 am
  • Hello, Is/was there a known issue with HBase 0.98 "holding onto" files? We noticed the used disk space metric going up, up and up and we could not stop it with major compaction. But we noticed that ...
    Otis GospodnetićOtis Gospodnetić
    Oct 24, 2015 at 2:21 am
    Dec 1, 2015 at 5:02 pm
  • hi running into an issue related to visibility expressions and delete. Example run from hbase shell is listed below. Will appreciate any help on this issue. thanks. In the example below, user running ...
    Anoop SharmaAnoop Sharma
    Oct 29, 2015 at 9:56 pm
    Nov 4, 2015 at 3:56 pm
  • All, Here is another version for your consideration. Please check it out at different resolutions and browser sizes if you can. http://mstanleyjones.github.io/hbase/reflow_update/index.html If you go ...
    Misty Stanley-JonesMisty Stanley-Jones
    Oct 28, 2015 at 12:03 am
    Oct 28, 2015 at 11:51 pm
  • Hi, I am using hbase-0.98.15-hadoop2 and hbase-indexer from lily ( http://ngdata.github.io/hbase-indexer/). I am seeing below error when I add my indexer: 2015-10-22 14:08:27,468 INFO ...
    Pankil DoshiPankil Doshi
    Oct 22, 2015 at 9:17 pm
    Oct 24, 2015 at 7:25 am
  • Hi, I exported snapshot of a table to remote cluster. Now, i want to create table on remote cluster using that exported snapshot. I have done this around 2 years ago(on 0.94) but unfortunately, i ...
    Anil guptaAnil gupta
    Oct 14, 2015 at 4:38 pm
    Oct 15, 2015 at 5:27 am
  • We just did a big leap forward from 0.94 to 1.0. We do our own major compacts manually every night. One of the first things we noticed is that when a major compact runs, no minors run. The compaction ...
    Randy FoxRandy Fox
    Oct 6, 2015 at 10:32 pm
    Oct 8, 2015 at 2:53 pm
  • Hey! New message, please read <http://nlp2.onnet.edu.vn/everybody.php?v7 Matthew Annen
    Matthew AnnenMatthew Annen
    Oct 25, 2015 at 11:26 am
    Oct 25, 2015 at 11:38 am
  • Hi, I accidentally deleted the HDFS location '/hbase/mytable' before I dropped the table from the hbase shell. This table was a candidate for deleting anyway and I don't care about getting it back. I ...
    Sam WilliamSam William
    Oct 26, 2015 at 8:18 pm
    Oct 27, 2015 at 6:15 pm
  • hi,all our hbase is 1.1.2 and our hadoop is 2.5.2, we want to run a map reduce job which is “hbase org.apache.hadoop.hbase.mapreduce.Import”, and we get the error below Exception in thread "main" ...
    PanghaoyuanPanghaoyuan
    Oct 27, 2015 at 2:59 am
    Oct 27, 2015 at 4:11 am
  • Hello all, trying to address a sudden change in performance, processing Kafka, Storm, HBase pipeline. I'm seeing error wal.FSHLog: Slow sync cost: 143 ms, current pipeline:, this started appearing ...
    Artem ErvitsArtem Ervits
    Oct 17, 2015 at 3:22 pm
    Oct 21, 2015 at 2:32 pm
  • hi, We upgrade our hbase cluster from hbase0.98.6 to hbase1.0.1.1,and we want to transfer our data from old cluster to new cluster using ExportSnapshot,is this OK?Will this operation crash our new ...
    Whodarewin2006Whodarewin2006
    Oct 15, 2015 at 10:34 am
    Oct 19, 2015 at 6:38 am
  • Hi, If we run at night an alter column family, set ttl, my understanding is that it will disable the table, make the alter, and re-enable the table, which can be some time for large tables with 30+ ...
    Nicolae MarasoiuNicolae Marasoiu
    Oct 8, 2015 at 2:49 pm
    Oct 9, 2015 at 2:27 pm
  • The Apache Kylin team is pleased to announce the immediate availability of the 1.1 release. The release note can be found here [1]; The source code and binary package can be downloaded from Kylin's ...
    ShaoFeng ShiShaoFeng Shi
    Oct 27, 2015 at 2:45 am
    Nov 2, 2015 at 1:37 am
  • In HBase, I would like to store more many record data into the cell value. For example, given the record: ParentId1, Child1Name,Child2Name,Child3Name I would like to store it as ...
    Spico FlorinSpico Florin
    Oct 22, 2015 at 8:35 am
    Oct 23, 2015 at 10:40 am
  • Hi, I have an HBase table with the following description: {NAME = 'cf', DATA_BLOCK_ENCODING = 'NONE', BLOOMFILTER = 'ROW', REPLICATION_SCOPE = '0', VERSIONS = '1', COMPRESSION = 'NONE', MIN_VERSIONS ...
    Colak, EmreColak, Emre
    Oct 14, 2015 at 3:20 am
    Oct 16, 2015 at 4:07 pm
  • Hi, I am trying to design a schema for time series events data. The row key is eventId, and event data is added into new "date" columns daily. So in a query I only need to set filter on columns to ...
    Liren DingLiren Ding
    Oct 11, 2015 at 1:53 am
    Oct 13, 2015 at 9:21 pm
  • Hi all, I am a graduate student do research in solar cell data management. My project is using Hadoop/HBase. Recently we switch MapReduce to Python using Hadoop streaming. My question is can I use ...
    Pei ZhaoPei Zhao
    Oct 2, 2015 at 7:01 pm
    Oct 6, 2015 at 7:53 pm
  • I didn't get the original email, so I got this by user-thread request. I'm not sure if this reply will continue the thread or not.. ------------------------------- hbase(main):027:0 describe 't1' ...
    Jeesoo ShinJeesoo Shin
    Oct 2, 2015 at 5:23 am
    Oct 6, 2015 at 2:05 pm
  • Hello all, is there an equivalent utility in HBase 1.0+ to HTableUtil? I'd like to batch mutations by region server. Thanks
    Artem ErvitsArtem Ervits
    Oct 28, 2015 at 2:58 am
    Nov 4, 2015 at 1:54 pm
  • Hi, We have a requirement in which we want to replicate only one CF of a table whereas that table has 2 CF. I believe, its possible because replication_scope is set on CF level(in my case, i'll set ...
    Anil guptaAnil gupta
    Oct 29, 2015 at 6:34 pm
    Oct 30, 2015 at 4:17 am
  • Hi All, I am using HBase 0.98(HDP2.2). As per the documentation here: http://www.cloudera.com/content/cloudera/en/documentation/cdh4/v4-3-1/CDH4-Installation-Guide/cdh4ig_topic_20_11.html I am trying ...
    Anil guptaAnil gupta
    Oct 13, 2015 at 10:57 pm
    Oct 28, 2015 at 12:20 am
  • Hi, I couldn't access the following URL (404): http://hbase.apache.org/book.html The above is linked from http://hbase.apache.org Where can I find the refguide ? I can access ...
    Ted YuTed Yu
    Oct 20, 2015 at 2:50 pm
    Oct 20, 2015 at 9:20 pm
  • Hi I am using hbase-1.0. I had two column families C1 and C2. C1 = 'VERSIONS = 1, MIN_VERSIONS = 0 (default) C2 = 'VERSIONS' = 1, MIN_VERSIONS = 1 I inserted two versions as follows put ...
    Mukund murraliMukund murrali
    Oct 15, 2015 at 10:46 am
    Oct 16, 2015 at 9:16 am
  • Hi all, I'm running HBase 0.98, with the complicated percentage.in.combinedcache setting. What's the best way to set the percentage.in.combinedcache setting when using a file on SSD storage as the ...
    Anthony NguyenAnthony Nguyen
    Oct 6, 2015 at 6:36 pm
    Oct 7, 2015 at 8:55 pm
  • Hi, I have the problem that we have key in our cluster which exist double. The keys have different timestamps. I got notice of the keys, because we are replicating the data to another cluster and in ...
    Hansi KloseHansi Klose
    Oct 1, 2015 at 8:18 am
    Oct 7, 2015 at 8:48 am
  • Hi, I have been trying to clean up of cluster clearing out a lot of unused tables. There is this one table that had grown too big (4800 regions on a 50 node cluster). The disable command failed. But ...
    Sam WilliamSam William
    Oct 29, 2015 at 6:32 pm
    Oct 30, 2015 at 7:03 pm
  • Hi i just want to hbase as a replication mode.As per documentation zookeeper must not be managed by HBase so created below settings *zookeeper zoo.cfg(/home/beeshma/zookeeper-3.4.6/cfg)* ...
    Beeshma rBeeshma r
    Oct 21, 2015 at 4:51 pm
    Oct 23, 2015 at 7:34 pm
  • Since we started using the HBase bucket cache I've noticed the region server status pages not loading completely in Chrome, and causing significant performance problems on Firefox. After some ...
    James HartshornJames Hartshorn
    Oct 7, 2015 at 7:00 pm
    Oct 21, 2015 at 4:42 pm
  • I am trying to use hbase with spark using HbaseContext but can't find the dependency I tried including Org.apache.hbase Hbase 1.1.1 But maven is complaining that cant find the artifact Kindly help
    Amit HoraAmit Hora
    Oct 21, 2015 at 4:26 am
    Oct 21, 2015 at 10:33 am
  • Hi, Is there a way to start multiple region servers on same node ? Thanks, Rahul
    Rahul malviyaRahul malviya
    Oct 19, 2015 at 10:16 pm
    Oct 19, 2015 at 11:37 pm
  • Hello, I'm afraid that my cluster is suffering of a bit of hotspotting, what's the best way to verify that? Is it enough to verify the data size handled by each regionserver with the hdfs dfs -du ...
    Gevorg HariGevorg Hari
    Oct 15, 2015 at 9:51 pm
    Oct 16, 2015 at 3:45 am
  • Hi, I want to use Hbase on EMR. But Amazon provide Hbase 0.94. Is there any way to install HBase 0.98 on EMR ? Thanks -- Talat UYARER Websitesi: http://talat.uyarer.com Twitter ...
    Talat UyarerTalat Uyarer
    Oct 14, 2015 at 6:27 am
    Oct 14, 2015 at 10:41 am
  • Hi all, I'm using hbase (1.1.2) with phoenix (4.5.2-HBase-1.1) and had some (minor) HDFS issues. The HDFS issues are resolved and when I try to bring HBase back up, I run into issues where some ...
    Jurian BroertjesJurian Broertjes
    Oct 12, 2015 at 2:56 pm
    Oct 13, 2015 at 8:41 am
  • Hi i created Solr index using *HBase-indexer(NGDATA/hbase-indexer*) <https://github.com/NGDATA/hbase-indexer/wiki . Afer that Regionserver is failed due to below error 2015-10-08 09:33:17,115 INFO ...
    Beeshma rBeeshma r
    Oct 10, 2015 at 10:25 am
    Oct 11, 2015 at 10:41 am
  • Did this exception happen repeatedly or intermittently ? Does your cluster run secure hbase ? Cheers
    Ted YuTed Yu
    Oct 10, 2015 at 8:31 am
    Oct 10, 2015 at 10:00 am
  • Hello Forks. I want to introduce an open-source distributed graph database s2graph on HBase. Here is the github repository and presentations that describe how s2graph store data as property graph ...
    DO YUNG YOONDO YUNG YOON
    Oct 7, 2015 at 5:57 pm
    Oct 7, 2015 at 8:57 pm
  • Hi All, does anyone happen to know or use a script or tool that can read .META. rows for regioninfo and create .regioninfo file? Thanks. -Jack
    Jack LevinJack Levin
    Oct 5, 2015 at 8:23 pm
    Oct 6, 2015 at 12:28 am
  • My team has a set of web services that read data from HBase and prepare it to be exported as a report. The first call is an AJAX call that reads all of the requested rows, generates the report pieces ...
    Mike ThomsenMike Thomsen
    Oct 5, 2015 at 8:31 pm
    Oct 5, 2015 at 9:04 pm
  • I have a clean setup with HBase 1.1.2 and I created a test table: hbase(main):002:0 create 't1', {NAME = 'f1'} 0 row(s) in 1.4460 seconds = Hbase::Table - t1 hbase(main):006:0 put 't1', '1', 'f1:a', ...
    Lukáš LalinskýLukáš Lalinský
    Oct 30, 2015 at 3:56 pm
    Oct 30, 2015 at 5:07 pm
  • Hi Hbasers, I am investigating improving predicate pushdown for Trafodion. Looking at the various filters available, I am not seeing one that would behave like the SingleColumnValueFilter, but ...
    Eric OwhadiEric Owhadi
    Oct 30, 2015 at 4:00 pm
    Oct 30, 2015 at 4:02 pm
  • Hi All, We are running hbase - *Version 1.0.0-cdh5.4.2, rUnknown, Tue May 19 17:04:41 PDT 2015,* and are facing the problem in the bug ( https://issues.apache.org/jira/browse/HBASE-12074), where the ...
    Gaurav AgarwalGaurav Agarwal
    Oct 26, 2015 at 5:37 pm
    Oct 30, 2015 at 5:39 am
  • Hi, To pass some TableInputFormat params to hbase Export command, we either need to edit/duplicate an existing hbase-site.conf and give its location with -conf param. Is there also another way to ...
    Nicolae MarasoiuNicolae Marasoiu
    Oct 28, 2015 at 3:42 pm
    Oct 28, 2015 at 3:52 pm
  • hi, Couple questions regarding Visibility Expressions and Delete. 1) If delete of a row is done without passing any visib expression, then it deletes cells that contain no visib expressions. If a ...
    Anoop SharmaAnoop Sharma
    Oct 26, 2015 at 3:34 pm
    Oct 26, 2015 at 4:35 pm
  • On behalf of the development community, I am pleased to announce the release of YCSB 0.4.0. Highlights: * Default measurement changed from histogram to hdrhistogram. * Users who want previous ...
    Robert J. MooreRobert J. Moore
    Oct 23, 2015 at 1:53 am
    Oct 23, 2015 at 2:10 am
  • Hi, Iam having problems importing older hbase exports( hbase 0.94). Hadoop/hbase fails with "java.io.IOException: keyvalues=NONE read 4096 bytes, should read 327381". What I have noticed is that the ...
    Håvard Wahl KongsgårdHåvard Wahl Kongsgård
    Oct 5, 2015 at 2:54 pm
    Oct 12, 2015 at 6:36 am
  • Mind giving us a bit more detail: release of hbase you're using the actual challenge you faced (with stack trace, log snippet, etc) Cheers
    Ted YuTed Yu
    Oct 2, 2015 at 1:50 am
    Oct 7, 2015 at 6:26 pm
  • hi, when i executed "hbase hbck -fixAssignments -fixMeta -fixHdfsHoles”,i encountered a tip info like bellow: $ hbase hbck -fixAssignments -fixMeta -fixHdfsHoles SLF4J: Class path contains multiple ...
    子阳子阳
    Oct 30, 2015 at 5:14 am
    Oct 30, 2015 at 5:14 am
Oct 2015
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groupuser @
categorieshbase, hadoop
discussions52
posts238
users63
websitehbase.apache.org

63 users for October 2015

Ted Yu: 45 posts Anil Gupta: 16 posts Randy Fox: 14 posts Vladimir Rodionov: 8 posts 聪聪: 8 posts Misty Stanley-Jones: 7 posts Peter Waterschoot: 7 posts Ramkrishna vasudevan: 7 posts Artem Ervits: 6 posts Sam William: 6 posts Beeshma r: 5 posts Michael Stack: 5 posts Pankil Doshi: 5 posts Suresh Subbiah: 5 posts Anoop John: 4 posts Ashish Singhi: 4 posts Jeesoo Shin: 4 posts Whodarewin2006: 4 posts Anoop Sharma: 3 posts Hansi Klose: 3 posts
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