Grokbase Groups HBase dev May 2011
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78 discussions - 327 posts

  • Hi devs, I think we should release 0.90.3 pretty soon, it already has 30 fixed bugs including 4 blockers and a good bunch of nice to have fixes/improvements. Since there are no other blockers we ...
    Jean-Daniel CryansJean-Daniel Cryans
    May 3, 2011 at 9:10 pm
    May 17, 2011 at 1:29 am
  • apurtell i propose we take the build modular as early as possible to deal with multiple platform targets apurtell secure vs nonsecure apurtell 0.20 vs 0.22 vs trunk apurtell i understand the ...
    Andrew PurtellAndrew Purtell
    May 27, 2011 at 7:50 pm
    Jun 1, 2011 at 3:55 pm
  • Hi, (Opening this a wider audience) A friend of mine lives in Berlin and offered to drive us around to do a personalized sightseeing tour through Berlin. We would need to rent a bus, for example ...
    Lars GeorgeLars George
    May 26, 2011 at 6:11 pm
    May 27, 2011 at 5:55 am
  • ? Yeah, smth like this is going to be implemented. Though I'd still want to hear from the devs the story about Scan version. Yeah, that is was my though too at first. Though it might be ok, since we ...
    Alex BaranauAlex Baranau
    May 11, 2011 at 8:01 pm
    May 19, 2011 at 1:46 pm
  • I have a question about HBase balancer. In release 0.90.x, it seems the balancer only regards the number of regions and balance these regions into every regionserver. If we have two tables (A and B) ...
    Schubert ZhangSchubert Zhang
    May 20, 2011 at 7:26 am
    Jun 2, 2011 at 3:42 pm
  • Hi, Did anyone else notice that the RPCMetrics are supposed to export four internal values: public MetricsTimeVaryingRate rpcQueueTime = new MetricsTimeVaryingRate("RpcQueueTime", registry); public ...
    Lars GeorgeLars George
    May 18, 2011 at 1:34 pm
    May 19, 2011 at 6:46 pm
  • Hi, I am going through the Hbase code to understand its properties better. There is something called 'write buffer' on the client side. Say it is enabled. Now, assume a client puts value v under key ...
    Fazool meinFazool mein
    May 19, 2011 at 3:02 pm
    May 19, 2011 at 11:02 pm
  • See <https://builds.apache.org/hudson/job/HBase-TRUNK/1914/ ------------------------------------------ [...truncated 3062 lines...] Generating ...
    Apache Jenkins ServerApache Jenkins Server
    May 11, 2011 at 6:46 pm
    May 12, 2011 at 7:16 pm
  • Hi, I just svn upped after a few days and although it compiles I get: 2011-04-30 17:48:58,822 FATAL org.apache.hadoop.hbase.master.HMaster: Unhandled exception. Starting shutdown. ...
    Lars GeorgeLars George
    May 1, 2011 at 12:51 am
    May 6, 2011 at 3:36 am
  • See <https://builds.apache.org/hudson/job/HBase-TRUNK/1892/changes Changes: [stack] HBASE-3838 RegionCoprocesorHost.preWALRestore throws npe in case there is no RegionObserver registered [stack] ...
    Apache Jenkins ServerApache Jenkins Server
    May 2, 2011 at 7:54 pm
    May 3, 2011 at 8:33 pm
  • Today I test Hbase verison 0.90.3 I seems like some bugs 1, if node exists and node state is RS_ZK_REGION_CLOSED We should call ClosedRegionHandle to close region. In that case the reigon has closed ...
    GaojinchaoGaojinchao
    May 8, 2011 at 11:59 am
    May 17, 2011 at 12:56 am
  • Hi, I am chasing commits to somehow be able to keep the book current (as much as possible) before the final deadline. I wired a small script together that is useful to create a JDiff report between ...
    Lars GeorgeLars George
    May 10, 2011 at 12:35 pm
    May 10, 2011 at 6:33 pm
  • We found a issue of forceSplit. 1. My schema: We have a table with multiple column families: A, B, C, D After put many data, but there may be no data (no storeFile) for some stores. for example: ...
    Schubert ZhangSchubert Zhang
    May 31, 2011 at 6:27 am
    Jun 1, 2011 at 4:16 am
  • Hi, The Help states that the Ruby Hashes are in curly braces, and goes on to list an example: They look like this: {'key1' = 'value1', 'key2' = 'value2', ...} and are opened and closed with ...
    Lars GeorgeLars George
    May 26, 2011 at 2:03 pm
    May 26, 2011 at 5:49 pm
  • Hello, I recently checkout out branch 0.90, noticing that eclipse is throwing up some red flags in the following files: org.apache.hadoop.hbase.generated.master.master_jsp.java (Can't find class ...
    Matthew WardMatthew Ward
    May 23, 2011 at 6:42 pm
    May 24, 2011 at 12:40 am
  • Seeing it makes me want to work on making Configuration settable in a live server, sort of like the log level servlet so that we can set hbase.balancer.max.regions.periteration one way for one minute ...
    Ted YuTed Yu
    May 20, 2011 at 6:38 pm
    May 21, 2011 at 9:49 am
  • See <https://builds.apache.org/hudson/job/HBase-TRUNK/1921/ ------------------------------------------ [...truncated 3068 lines...] Generating ...
    Apache Jenkins ServerApache Jenkins Server
    May 18, 2011 at 9:15 pm
    May 19, 2011 at 8:58 pm
  • The first hbase 0.90.3 release candidate is available for download: http://people.apache.org/~stack/hbase-0.90.3-candidate-0/ It will also available in Apache's Maven Staging Repository [1] Thirty+ ...
    StackStack
    May 7, 2011 at 9:17 pm
    May 19, 2011 at 3:14 pm
  • See <https://builds.apache.org/hudson/job/HBase-TRUNK/1899/changes Changes: [jdcryans] HBASE-3597 ageOfLastAppliedOp should update after cluster replication failures ...
    Apache Jenkins ServerApache Jenkins Server
    May 4, 2011 at 5:05 am
    May 5, 2011 at 10:59 pm
  • Hey folks, I filed HBASE-3835 over the weekend to propose switching our web UIs from pure JSP to Jamon-based templates. Since this is a change we'd probably live with for a while, and introduces a ...
    Todd LipconTodd Lipcon
    May 2, 2011 at 7:13 pm
    May 4, 2011 at 5:59 pm
  • Hi, I just write a demo for the RemoteHTable and noticed the Scan.addColumn(family, qualifier) not being used. In the ScannerModel it does this: byte[][] families = scan.getFamilies(); if (families ...
    Lars GeorgeLars George
    May 23, 2011 at 1:00 pm
    Jun 28, 2012 at 8:48 am
  • See <https://builds.apache.org/hudson/job/HBase-TRUNK/1940/changes Changes: [stack] Added note on index size ------------------------------------------ [...truncated 876 lines...] A ...
    Apache Jenkins ServerApache Jenkins Server
    May 25, 2011 at 11:27 pm
    May 31, 2011 at 1:45 am
  • Hi, See this script passed into the shell: $ bin/hbase shell ~/hbase-shell-status.rb 11/05/26 14:57:33 INFO ipc.HBaseRPC: Using org.apache.hadoop.hbase.ipc.WritableRpcEngine for ...
    Lars GeorgeLars George
    May 26, 2011 at 1:01 pm
    May 26, 2011 at 5:44 pm
  • Hi, I am on trunk and testing in pseudo distributed setup. I loaded the machine with YCSB and got it to break at a few million inserts during the load phase with the GC taking too long and the ...
    Lars GeorgeLars George
    May 16, 2011 at 5:03 am
    May 16, 2011 at 9:09 pm
  • See <https://builds.apache.org/hudson/job/HBase-TRUNK/1905/changes Changes: [jdcryans] HBASE-3860 HLog shouldn't create a new HBC when rolling ------------------------------------------ [...truncated ...
    Apache Jenkins ServerApache Jenkins Server
    May 6, 2011 at 3:58 am
    May 7, 2011 at 1:32 am
  • See <https://builds.apache.org/hudson/job/HBase-TRUNK/1945/changes Changes: [stack] HBASE-3934 MemStoreFlusher.getMemStoreLimit() doesn't honor defaultLimit [stack] HBASE-3934 ...
    Apache Jenkins ServerApache Jenkins Server
    May 31, 2011 at 3:22 pm
    Jun 1, 2011 at 10:23 pm
  • The following code is from execute method in SplitTransaction class If the region server shut down when the following code is executing. Some files may be left in HDFS forever? ...
    Jiangwen wJiangwen w
    May 31, 2011 at 9:04 am
    Jun 1, 2011 at 5:50 pm
  • Hi, I have this issue as of late that my shell history is not saved anymore. I have old commands there, and the history file has exactly 100 lines as specified in the .irbrc $ cat ~/.irbrc require ...
    Lars GeorgeLars George
    May 26, 2011 at 9:10 am
    May 26, 2011 at 6:24 pm
  • Hi, I have to start the local thrift server with -b 0.0.0.0 to have my local DemoClient.pho connect to it. The command line help states that this should be the default while it looks like it isn't. ...
    Lars GeorgeLars George
    May 24, 2011 at 11:27 am
    May 25, 2011 at 7:10 pm
  • See <https://builds.apache.org/hudson/job/HBase-TRUNK/1927/changes Changes: [stack] HBASE-3691 Add compressor support for 'snappy', google's compressor [stack] HBASE-3826 Minor compaction needs to ...
    Apache Jenkins ServerApache Jenkins Server
    May 20, 2011 at 4:09 am
    May 21, 2011 at 12:16 am
  • See <https://builds.apache.org/hudson/job/hbase-0.90/188/ ------------------------------------------ Started by an SCM change Building remotely on ubuntu2 hudson.util.IOException2: remote file ...
    Apache Jenkins ServerApache Jenkins Server
    May 16, 2011 at 5:31 pm
    May 19, 2011 at 11:21 pm
  • Hi, I tried to start a few more local region servers using the new local-regionservers.sh script, but it failed simply printing the usage instructions. I fiddled a bit and found the order of the ...
    Lars GeorgeLars George
    May 14, 2011 at 8:00 pm
    May 18, 2011 at 2:55 pm
  • Nathan: I didn't run in pseudo-distributed mode. Please check region server log which would give you more clue. Also, please involve user@ or dev@ so that: 1. you can get more helping hands 2. share ...
    Ted YuTed Yu
    May 16, 2011 at 3:04 am
    May 16, 2011 at 4:56 pm
  • Hi, After I filed this issue: Add way to control the split position of region<https://issues.apache.org/jira/browse/HBASE-3879 I thought more throughly on that subject. What do you think of add ...
    Ophir CohenOphir Cohen
    May 12, 2011 at 8:35 pm
    May 14, 2011 at 7:42 pm
  • Hi Ted, Thanks for your patch. I am not familiar with SoftValueSortedMap. Please check this function. void deleteCachedLocation(final byte [] tableName, final byte [] row) { synchronized ...
    GaojinchaoGaojinchao
    May 13, 2011 at 1:02 am
    May 13, 2011 at 2:17 am
  • Only run TestAdmin is success. But in my cluster run all test case, it always fails . 1. I think it need apply ...
    GaojinchaoGaojinchao
    May 3, 2011 at 3:02 am
    May 6, 2011 at 8:04 pm
  • See <https://builds.apache.org/hudson/job/hbase-0.90/176/changes Changes: [stack] HBASE-3848 request is always zero in WebUI for region server ------------------------------------------ [...truncated ...
    Apache Jenkins ServerApache Jenkins Server
    May 5, 2011 at 4:50 am
    May 6, 2011 at 3:36 am
  • No. I opened this issue to write down the idea. I may get to it some day, but it is not a priority for me, more like an idle pursuit. If you would like to work on it, I'm happy to give advice.
    Andrew PurtellAndrew Purtell
    May 31, 2011 at 4:23 pm
    Jun 1, 2011 at 3:37 pm
  • Hi, See below from MemStoreFlusher.java (trunk): static long getMemStoreLimit(final long max, final float limit, final float defaultLimit) { if (limit = 0.9f || limit < 0.1f) { LOG.warn("Setting ...
    Lars GeorgeLars George
    May 30, 2011 at 2:02 pm
    May 31, 2011 at 2:19 am
  • See <https://builds.apache.org/hudson/job/hbase-0.90/193/changes Changes: [apurtell] HBASE-3912 [Stargate] Columns not handle by Scan ------------------------------------------ [...truncated 2791 ...
    Apache Jenkins ServerApache Jenkins Server
    May 23, 2011 at 4:52 pm
    May 24, 2011 at 3:08 pm
  • See <https://builds.apache.org/hudson/job/HBase-TRUNK/1931/changes Changes: [apurtell] HBASE-3912 [Stargate] Columns not handle by Scan; fix NPE [apurtell] HBASE-3912 [Stargate] Columns not handle by ...
    Apache Jenkins ServerApache Jenkins Server
    May 23, 2011 at 6:58 pm
    May 23, 2011 at 11:08 pm
  • Hello, I tried to set zookeeper timeout to 300s in hbase via config variable, zookeeper.session.timeout But when region server starts, I still see that zookeeper timeout is 40s. I see this message ...
    LohitLohit
    May 21, 2011 at 6:24 am
    May 21, 2011 at 5:34 pm
  • The api HBaseAdmin has modified, So we should add some introduce: If new a instance , it needs delete connection. eg: HBaseAdmin hba = new HBaseAdmin(conf); ....... ...
    GaojinchaoGaojinchao
    May 19, 2011 at 1:48 am
    May 19, 2011 at 5:20 am
  • I try to reproduce the issue that socket is close_wait and find a new issue thread leak for hmaster process. jstack 7983: 2011-05-16 13:25:42 Full thread dump Java HotSpot(TM) 64-Bit Server VM ...
    GaojinchaoGaojinchao
    May 16, 2011 at 6:48 am
    May 16, 2011 at 6:47 pm
  • Hi, https://github.com/apache/hbase/commit/ba516b8c78431693c4bec4ba6845b9068825f1d9#L1R47 What is that HelloWorldAgent.jar? Lars
    Lars GeorgeLars George
    May 14, 2011 at 8:41 pm
    May 16, 2011 at 5:04 am
  • I understand HTable is not thread-safe. How about HConnectionImplementation? I presume it is thread-safe, because otherwise creating a HTable for each thread will only work when each thread uses it's ...
    Ferdy GalemaFerdy Galema
    May 11, 2011 at 9:39 am
    May 11, 2011 at 2:05 pm
  • Hi, I am running the PHP DemoClient and it is supposed to bail out on an invalid UTF-8 string, but that now passes and triggers the Jedi "You should not be here!" waving. The string is # # Test UTF-8 ...
    Lars GeorgeLars George
    May 24, 2011 at 9:51 am
    Jun 16, 2011 at 4:41 pm
  • Hi, In trunk, LoadBalancer.ServerAndLoad greatly reduces the memory footprint of serversByLoad Map. Currently LoadBalancer balances region count. In the future, request histogram may be recorded in, ...
    Ted YuTed Yu
    May 21, 2011 at 5:34 am
    Jun 1, 2011 at 8:47 pm
  • See <https://builds.apache.org/hudson/job/hbase-0.90/198/changes Changes: [stack] HBASE-3906 When HMaster is running,there are a lot of RegionLoad instances(far greater than the regions),it has risk ...
    Apache Jenkins ServerApache Jenkins Server
    May 26, 2011 at 3:02 pm
    May 31, 2011 at 3:21 pm
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Apache Jenkins Server: 70 posts Lars George: 49 posts Stack: 47 posts Ted Yu: 25 posts Gaojinchao: 21 posts Jean-Daniel Cryans: 20 posts Andrew Purtell: 14 posts Todd Lipcon: 11 posts Weishung Chung: 6 posts Alex Baranau: 5 posts Gary Helmling: 5 posts Himanshu Vashishtha: 5 posts Fazool mein: 4 posts Lohit: 4 posts Matthew Ward: 4 posts Ryan Rawson: 4 posts Schubert Zhang: 3 posts Anty: 2 posts Bill Graham: 2 posts Dave Latham: 2 posts
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