Search Discussions

45 discussions - 189 posts

  • Hi, I am going to use flat-wide tables in Hbase for my usecase and I have some doubts regarding this. 1. As per my knowledge flat-wide stores one column value as key and others as its values in a ...
    Rajeshkumar JRajeshkumar J
    Dec 14, 2015 at 8:39 am
    Dec 18, 2015 at 5:49 am
  • I am doing a cluster upgrade to the HDP 2.2 stack. For some reason, after the upgrade HBase cannot find any regions for existing tables. I believe the HDFS file system is OK. But looking at the ...
    Brian JeltemaBrian Jeltema
    Dec 22, 2015 at 2:52 am
    Dec 23, 2015 at 1:16 pm
  • Hello, I wrote the python script w/ happybase library to do the performance put test; however, this library is crashing when more than 900000 rows are put. I'd like to do 1/10/100 million rows put ...
    Kumiko YadaKumiko Yada
    Dec 22, 2015 at 7:00 pm
    Dec 24, 2015 at 5:15 am
  • Background: I am prototyping a HBase cluster using docker. Docker is 1.9.1 and is running in a Ubuntu 15.10 64-bit VM with access to 6GB of RAM. Within docker, I am running 1 Zookeeper, HDFS (2.7.1) ...
    Dec 17, 2015 at 3:46 am
    Dec 17, 2015 at 10:58 pm
  • Hi, We have a webservice that performs reads/writes on HBase tables and have a requirement to authorize and audit table/column family access using Ranger. I've configured the reads/writes to be ...
    Chris GentChris Gent
    Dec 18, 2015 at 5:04 pm
    Dec 22, 2015 at 4:15 pm
  • Hi, My hbase table holds 10 million rows and I need to query it and I want hbase to return the query within one or two seconds. Help me to choose which type of scan do I have to use for this - range ...
    Rajeshkumar JRajeshkumar J
    Dec 18, 2015 at 6:17 am
    Dec 18, 2015 at 2:37 pm
  • I noticed that our test data set is suddenly missing a lot of data, and I am wondering if it's because I'm misunderstanding how HBase handles puts. Suppose we have 3 families: ca, cb and cc. Before ...
    Mike ThomsenMike Thomsen
    Dec 13, 2015 at 8:36 pm
    Dec 14, 2015 at 6:11 pm
  • Hi there All- I apologize if this issue has been raised before... I have done ALOT of googling on this issues... and finally decided to just write here to the source :) Background: I work on the ...
    Amanda MoranAmanda Moran
    Dec 2, 2015 at 8:14 pm
    Dec 3, 2015 at 6:26 pm
  • Hi, all: We have a HBase Cluster which has several hundreds of region servers and each RS hosts nearly 300 regions. Currently one of our tables has increased to 16 TB and some region exceeds 10 GB ...
    Dec 15, 2015 at 5:50 am
    Dec 16, 2015 at 3:00 am
  • Hi guys I'm trying to get google bigtable java client to work in GAE, which is a hbase client. I found an example, ...
    Shouguo LiShouguo Li
    Dec 10, 2015 at 4:43 am
    Dec 11, 2015 at 5:18 pm
  • Hi folks, I'm new to HBase client java API and using 0.98.4-hadoop2 version. I need to check if a column family does exit even if it does not have any rows in it. The problem is that ...
    Mehdi Ben Haj AbbesMehdi Ben Haj Abbes
    Dec 4, 2015 at 10:09 am
    Dec 9, 2015 at 12:49 pm
  • We are currently experiencing an issue with HBase 1.1.1 through the REST API whereby we are getting a very slow ( 2minutes) /non-existent response when hitting the Rest API with a globbing option ...
    Sutton, BenSutton, Ben
    Dec 3, 2015 at 9:12 pm
    Dec 4, 2015 at 9:46 am
  • Hi Can any one tell me hbase shell command to use how MultiRowRangeFilter ? Thanks
    Rajeshkumar JRajeshkumar J
    Dec 31, 2015 at 11:58 am
    Jan 4, 2016 at 9:42 am
  • Hi, Currently i am using range scan for querying data in my hbase table. Is there any option available to use regular expression in range scan. For ex this is my range scan query scan 'tmp', ...
    Rajeshkumar JRajeshkumar J
    Dec 31, 2015 at 5:57 am
    Dec 31, 2015 at 1:25 pm
  • I recently upgraded to Hadoop 2.7.1 and HBase 1.1.2. Since the upgrade, the HBase master logs have been filling and rolling over about every 5 minutes, filled with variations of the following ...
    Brian JeltemaBrian Jeltema
    Dec 27, 2015 at 5:35 pm
    Dec 28, 2015 at 8:58 am
  • Hi, Is there any options available in hbase so that I can query records in hbase table using Apache Spark-Sql? Thanks, Rajeshkumar J
    Rajeshkumar JRajeshkumar J
    Dec 12, 2015 at 5:13 am
    Dec 18, 2015 at 10:22 pm
  • I would like to get the same information about the regions of a table that appear in the web UI (i.e. region name, region server, start/end key, locality), but through the hbase shell. (The UI is ...
    Kevin PauliKevin Pauli
    Dec 3, 2015 at 8:41 pm
    Dec 4, 2015 at 2:15 am
  • Hi, I use Hbase 1.0 cmf-5.4. Hbase is used for store users' event log. I write our data with php+thrift. At the beginning everything works fine. After during a time Thrift server throws below error ...
    Talat UyarerTalat Uyarer
    Dec 1, 2015 at 12:34 am
    Dec 2, 2015 at 8:38 pm
  • hi experts, we're working on using observer/endpoint to visit hbase rows. During our experiments we found that for *small interval scans* (where the scan range is within a single region, and the scan ...
    Hongbin maHongbin ma
    Dec 28, 2015 at 6:19 am
    Dec 29, 2015 at 7:23 am
  • We had a namenode go down due to timeout with the hdfs ha qjm journal: 2015-12-09 04:10:42,723 WARN org.apache.hadoop.hdfs.qjournal.client.QuorumJournalManager: Waited 19016 ms (timeout=20000 ms) for ...
    Colin Kincaid WilliamsColin Kincaid Williams
    Dec 15, 2015 at 1:17 am
    Dec 15, 2015 at 3:53 pm
  • Hello everybody, I would like to use bulkPut, bulkGet.. and SparkSQL with HBase. I already read the documentation : HBase and Spark <https://hbase.apache.org/book.html#spark . I also saw the example ...
    Germain tanguyGermain tanguy
    Dec 12, 2015 at 6:48 pm
    Dec 12, 2015 at 9:04 pm
  • Hi all does anybody have scripts or examples to do performance tests and benchmarks on scans We are using cloudera 2.5.5 hbase 1.0 and most interaction is via Node.js through Thrift. we have a table ...
    Abraham TomAbraham Tom
    Dec 10, 2015 at 4:14 am
    Dec 12, 2015 at 12:27 am
  • I want to set up a hbase cluster. I found the latest stable release is 1.1.2. But I have some old client codes writen with hbase 0.98. I don't want to rewrite them. is it possible to use 0.98 client ...
    Li LiLi Li
    Dec 5, 2015 at 5:36 am
    Dec 7, 2015 at 3:23 am
  • I am storing multiple applications (APP1 and APP2) data in same table as shown below. Sample rowkeys are APP1 and APP2 are fd26420829cf4286949f77521019473d0e7e0f06-APP1-docid1 ...
    Arun PatelArun Patel
    Dec 4, 2015 at 9:11 pm
    Dec 4, 2015 at 9:32 pm
  • Hi everyone, I'm new to HBase and I have a simple question - is 800.000 columns a lot to be stored in a single column family? This data will be mostly be processed as MR jobs. My guess is that it is ...
    Marko DinicMarko Dinic
    Dec 1, 2015 at 11:49 am
    Dec 1, 2015 at 3:39 pm
  • Hi, ,this node is running datanode and regionserver, now the region server always shutdown sometimes, the following is some log, Could you help me analysis why ? 2015-12-05 ...
    Dec 24, 2015 at 6:05 am
    Dec 24, 2015 at 6:18 am
  • I Have a HFile generate by importtsv, the file is really large, from 100mb to 10G. I have changed hbase.hregion.max.filesize to 50GB(53687091200). also specify src CanonicalServiceName same with ...
    Dec 23, 2015 at 8:35 am
    Dec 23, 2015 at 8:52 am
  • Hi, We have a hbase 0.98.13-hadoop2 cluster with 7 rs. Recently we found the plain scan/count shell command hangs on one particular table while other tables are fine. The java scan api also hangs up ...
    Rural HunterRural Hunter
    Dec 22, 2015 at 4:47 am
    Dec 22, 2015 at 5:36 am
  • Hi, Tried to do a 10K increment with batch. When using public void batch(List<? extends Row actions, Object[] results) got java.lang.reflect.InvocationTargetException at ...
    Keith LuiKeith Lui
    Dec 18, 2015 at 10:16 pm
    Dec 18, 2015 at 10:59 pm
  • Hi HBase, Is there any HBase End of Product Life Cycle date / release ? What is the road-map of HBase ? Regards, Dominic Vivek SHANTHA KUMAR
    Dominic KUMARDominic KUMAR
    Dec 18, 2015 at 9:59 pm
    Dec 18, 2015 at 10:54 pm
  • Hi all. We are using HBase 1.0.2 and Java 1.8.0_51 HBase replication is not working for us in Kerberos cross realm trust. We have followed all the instructions provided at ...
    Ashish singhiAshish singhi
    Dec 14, 2015 at 1:33 pm
    Dec 17, 2015 at 7:04 am
  • I have an audio file stored in HBASE as a binary . Also I have a web page with HTML5 audio player like this : <html <body <audio controls="controls" preload="Auto" <source ...
    Dec 14, 2015 at 8:00 pm
    Dec 14, 2015 at 11:36 pm
  • I have 2 clusters ( 1 master and 1 slave) on CDH 5.4 hbase 1.0 replication is working 95% of the time but I do get the following WARN which I consider an error Can't replicate because of an error on ...
    Abraham TomAbraham Tom
    Dec 12, 2015 at 12:35 am
    Dec 14, 2015 at 5:51 am
  • Hi all, Having duplicate HFiles within a region should result in no change to the data, correct? The reason I ask is because I'm seeing duplicate HFiles being created during a bulk load - they have ...
    Anthony NguyenAnthony Nguyen
    Dec 9, 2015 at 3:18 pm
    Dec 9, 2015 at 8:29 pm
  • Hi, I'm working on a project to run a custom Java HBase client service on a Kerberized cluster. We are using HBase 1.1 and Java 8. We belief we have a setup that works in the first instance; the ...
    Adam DavidsonAdam Davidson
    Dec 9, 2015 at 4:14 pm
    Dec 9, 2015 at 4:20 pm
  • Hi all, I believe I have successfully done a rolling upgrade to a small test cluster that I've stood up to test out the upgrade path (simply replaced the jars and rebooted). One question I have is ...
    Anthony NguyenAnthony Nguyen
    Dec 8, 2015 at 5:48 am
    Dec 8, 2015 at 2:53 pm
  • Hi All, We are using hbase to store data on different customers. As part of design one of the key goal is to segregate data of each customers. I came across namespace but it looks like namespace do ...
    Manohar mcManohar mc
    Dec 4, 2015 at 8:11 am
    Dec 4, 2015 at 9:07 am
  • you are right. previous I bulkload one folder for experiment which is realy fast. and next time bulkload cause split takes longer. I know why this happen: we have many txt file. and I launch each ...
    Dec 25, 2015 at 9:50 am
    Dec 25, 2015 at 9:50 am
  • Hi, all: our hbase cluster often occurs a strange phenomenon,we can’t query or execute bulkload when one machine goes down,like the hbase cluster is crashed. So we took a look at the jstack of the ...
    Dec 18, 2015 at 10:16 pm
    Dec 18, 2015 at 10:16 pm
  • HBaseCon2016 will be on Tues. May 24, 2016 at The Village <http://www.969market.com/ on Market St. in SF. Save the date! Call for papers will go out at start of the new year. Keep an eye out. There's ...
    Michael StackMichael Stack
    Dec 18, 2015 at 5:10 pm
    Dec 18, 2015 at 5:10 pm
  • Hi everyone, I read about salting and how it is used for load balancing in case of sequential keys. Basically, salt should distribute sequential rows to different region servers. I also read this ...
    Marko DinicMarko Dinic
    Dec 18, 2015 at 9:56 am
    Dec 18, 2015 at 9:56 am
  • Hi, Is it possible to presplit regions when defining a table over the rest api? Ideally I'd be able to pass in numregions and splitalgo as part of my json table definition. Thanks, Max
    Maxwell W. MitchellMaxwell W. Mitchell
    Dec 11, 2015 at 7:34 pm
    Dec 11, 2015 at 7:34 pm
  • Hello, I have a sequence of MR jobs which produces some intermediate results - output of one job is input to another one. Also, some data is always used as input to MR jobs. That data is stored in ...
    Marko DinicMarko Dinic
    Dec 11, 2015 at 1:50 pm
    Dec 11, 2015 at 1:50 pm
  • Hi, Getting following exception during the execution of the phoenix query through Spring JDBC on hbase: 2015-12-09 05:44:04,446 ERROR org.apache.hadoop.hbase.client.AsyncProcess: Cannot get replica 0 ...
    Akhilesh PathodiaAkhilesh Pathodia
    Dec 11, 2015 at 10:00 am
    Dec 11, 2015 at 10:00 am
  • Hi all, The same way you susbscribed on your own, you will have to un-subscribe on your own too... https://hbase.apache.org/mail-lists.html JMS 2015-12-04 5:56 GMT-05:00 Dinu Sweet <<span ...
    Jean-Marc SpaggiariJean-Marc Spaggiari
    Dec 4, 2015 at 12:03 pm
    Dec 4, 2015 at 12:03 pm
Group Navigation
period‹ prev | Dec 2015 | next ›
Group Overview
groupuser @
categorieshbase, hadoop

61 users for December 2015

Ted Yu: 35 posts Rajeshkumar J: 21 posts Michael Stack: 11 posts Brian Jeltema: 10 posts Jean-Marc Spaggiari: 8 posts Heng Chen: 7 posts F21: 6 posts Amanda Moran: 4 posts Anoop John: 4 posts Kumiko Yada: 4 posts Abraham Tom: 3 posts Adam Davidson: 3 posts Jerry He: 3 posts Marko Dinic: 3 posts Mehdi Ben Haj Abbes: 3 posts Mike Thomsen: 3 posts Anil gupta: 2 posts Anthony Nguyen: 2 posts Arun Patel: 2 posts Ashish singhi: 2 posts
show more