Grokbase Groups HBase dev July 2011
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77 discussions - 330 posts

  • Hi there- I was doing some research for a ticket I created for a blockCache contents summary report (HBASE-4089). Basically a report of Table/CF, # of blocks, and total bytes. If you iterate through ...
    Doug MeilDoug Meil
    Jul 28, 2011 at 9:09 pm
    Aug 2, 2011 at 10:39 pm
  • Is there an open issue for this? How hard will this be? :)
    Jason RutherglenJason Rutherglen
    Jul 8, 2011 at 11:51 pm
    Jul 12, 2011 at 6:11 am
  • Shall we commit the patch at https://issues.apache.org/jira/browse/HBASE-3857 for 0.92? I reviewed it and its high-quality, with lots of new tests, and an attention to self-migration (which it does) ...
    StackStack
    Jul 27, 2011 at 2:18 am
    Jul 27, 2011 at 9:06 pm
  • See <https://builds.apache.org/job/HBase-TRUNK/2013/changes Changes: [tedyu] Fix javadoc for HTable.setAutoFlush() ------------------------------------------ [...truncated 4665 lines...] 5 KB 179 KB ...
    Apache Jenkins ServerApache Jenkins Server
    Jul 8, 2011 at 5:06 am
    Jul 13, 2011 at 3:11 pm
  • I put up a second release candidate here: http://people.apache.org/~stack/hbase-0.90.4-candidate-1/ Release notes are available here, [1]. RC1 has fixes for REST and a fix for a misfired WARN log. ...
    StackStack
    Jul 24, 2011 at 11:28 pm
    Aug 9, 2011 at 10:17 pm
  • Hi, I want to conduct a small poll on when we should create 0.92 branch. Since build 2047, TRUNK build has been on a steady decline. I believe even if this trend is reversed, it is hard to guarantee ...
    Ted YuTed Yu
    Jul 28, 2011 at 4:48 pm
    Jul 29, 2011 at 4:43 pm
  • See <https://builds.apache.org/job/HBase-TRUNK/2051/changes Changes: [stack] HBASE-3845 data loss because lastSeqWritten can miss memstore edits [stack] HBASE-4140 book: Update our hadoop vendor ...
    Apache Jenkins ServerApache Jenkins Server
    Jul 26, 2011 at 6:22 pm
    Jul 28, 2011 at 3:23 am
  • The first hbase 0.90.4 release candidate is available for download: http://people.apache.org/~stack/hbase-0.90.4-candidate-0/ Release notes are available here, [1]. ~sixty issues have been resolved ...
    StackStack
    Jul 22, 2011 at 10:34 pm
    Jul 23, 2011 at 3:59 pm
  • Hi, I am on 0.90.1 (CDH3u0) but noticed that on trunk as well: doing scan of .META. using a start and stop row does not work. The start row does nothing, i.e. all is shown, and setting the stop row ...
    Lars GeorgeLars George
    Jul 15, 2011 at 6:32 pm
    Jul 18, 2011 at 8:16 pm
  • Hi all, We encountered a problem about region not onlining. A region is splitted by a closing RS and then this RS down. It seems master has known this split but it doesn't tried to make it online. ...
    Weihua JIANGWeihua JIANG
    Jul 4, 2011 at 8:58 am
    Jul 5, 2011 at 3:27 am
  • Hello, I'm testing the trunk revision of HBase and there is something that seems strange to me regarding the "auto-split" region feature, here is my test case : I generate a lot of data with a simple ...
    Michael MorelloMichael Morello
    Jul 11, 2011 at 12:28 pm
    Jul 11, 2011 at 9:13 pm
  • Hi, Usually the zoo.cfg overrides *all* settings off the hbase-site.xml (including the ones from hbase-default.xml) - when present. But in some places we do not consider this, for example in ...
    Lars GeorgeLars George
    Jul 3, 2011 at 4:54 pm
    Jul 7, 2011 at 4:05 am
  • Hi there- I just saw this in the build message… HBASE-4142 Advise against large batches in javadoc for HTable#put(List<Put ) … And I was curious as to why this was a bad thing. We do this and it ...
    Doug MeilDoug Meil
    Jul 27, 2011 at 2:15 am
    Jul 27, 2011 at 12:13 pm
  • Hello, Some words on the context: We're thinking about using HBase for a product we're developping. For this reason, I am currently looking at HBase source code to understand how to debug & modify ...
    N KeywalN Keywal
    Jul 20, 2011 at 2:49 pm
    Jul 20, 2011 at 3:32 pm
  • Hi, I was having a look at the org.apache.hadoop.hbase.util.JVMClusterUtil. The startup method has the following signature public static String startup(final List<JVMClusterUtil.MasterThread masters, ...
    Akash AshokAkash Ashok
    Jul 15, 2011 at 5:20 pm
    Jul 17, 2011 at 5:14 am
  • Hi, When I tried to answer questions on 'Errors after major compaction' thread, I realized that there is a lag between 0.90.3 and what would be in 0.90.4 Specifically, HBASE-3789 is in TRUNK and has ...
    Ted YuTed Yu
    Jul 3, 2011 at 10:15 pm
    Jul 7, 2011 at 6:14 pm
  • Hi, These two seem both in a bit of a weird state: HMerge is scoped package local, therefore no one but the package can call the merge() functions... and no one does that but the unit test. But it ...
    Lars GeorgeLars George
    Jul 2, 2011 at 5:36 pm
    Jul 7, 2011 at 12:03 am
  • Hi, Could someone confirm that we dropped the replay of the .oldlogs in the region directory because it is not needed anymore? Before the master rewrite we were, just as now, creating the region and ...
    Lars GeorgeLars George
    Jul 5, 2011 at 6:39 am
    Jul 6, 2011 at 8:46 pm
  • See <https://builds.apache.org/job/HBase-TRUNK/2001/changes Changes: [stack] HBASE-3968 HLog Pretty Printer [stack] HBASE-3968 HLog Pretty Printer -- REDO [stack] HBASE-3968 HLog Pretty Printer -- ...
    Apache Jenkins ServerApache Jenkins Server
    Jul 2, 2011 at 12:57 pm
    Jul 6, 2011 at 3:36 am
  • See <https://builds.apache.org/job/hbase-0.90/251/changes Changes: [tedyu] HBASE-4143 HTable.doPut(List) should check the writebuffer length every so often (Doug Meil via Ted Yu) ...
    Apache Jenkins ServerApache Jenkins Server
    Jul 28, 2011 at 4:06 am
    Jul 29, 2011 at 4:25 pm
  • Running the DataNode inside of an HBase process seems like this could be a good option to enable? Specifically because it would reduce the number of processes on an HBase instance. Eg, I think one of ...
    Jason RutherglenJason Rutherglen
    Jul 17, 2011 at 1:29 am
    Jul 20, 2011 at 10:51 pm
  • See <https://builds.apache.org/job/hbase-0.90/233/changes Changes: [stack] HBASE-4101 Regionserver Deadlock ------------------------------------------ [...truncated 2811 lines...] Running ...
    Apache Jenkins ServerApache Jenkins Server
    Jul 19, 2011 at 5:07 pm
    Jul 20, 2011 at 3:07 pm
  • HBASE-3872 has a patch (needs review) and once it goes in I think we have enough meat for a 0.90.4. Anything else that folks want to get in before we make the cut? Otherwise, will work on this in ...
    StackStack
    Jul 13, 2011 at 5:55 pm
    Jul 14, 2011 at 5:21 am
  • See <https://builds.apache.org/job/HBase-TRUNK/2007/changes Changes: [tedyu] HBASE-4053 Most of the regions were added into AssignmentManager#servers twice [tedyu] HBASE-3904 HBA.createTable(final ...
    Apache Jenkins ServerApache Jenkins Server
    Jul 6, 2011 at 8:28 pm
    Jul 7, 2011 at 11:58 pm
  • Following line under 'A.5.1. Rolling Restart' should be : $ echo "balance_switch false" | ./bin/hbase $ echo "balance_switch false" | ./bin/hbase shell -Shrijeet
    Shrijeet PaliwalShrijeet Paliwal
    Jul 25, 2011 at 10:59 pm
    Aug 16, 2011 at 12:20 pm
  • See <https://builds.apache.org/job/HBase-TRUNK/2062/changes Changes: [tedyu] HBASE-4144 RS does not abort if the initialization of RS fails (ramkrishna.s.vasudevan) ...
    Apache Jenkins ServerApache Jenkins Server
    Jul 29, 2011 at 4:25 pm
    Jul 29, 2011 at 5:21 pm
  • Looks like I need to enhance the following code in HbaseObjectWritable (line 575): Writable writable = WritableFactories.newInstance(instanceClass, conf); If HTableDescriptor has the following method ...
    Ted YuTed Yu
    Jul 23, 2011 at 4:50 am
    Jul 23, 2011 at 6:02 am
  • See <https://builds.apache.org/job/HBase-TRUNK/2031/changes Changes: [stack] HBASE-4098 developer.xml - adding repo info, how to set up eclipse, common maven commands ...
    Apache Jenkins ServerApache Jenkins Server
    Jul 15, 2011 at 2:32 am
    Jul 15, 2011 at 4:06 pm
  • HBASE-2400 introduced a new connector contrib architecturally equivalent to the Thrift connector, but using Avro serialization and associated transport and RPC server work. However, it remains ...
    Andrew PurtellAndrew Purtell
    Jul 14, 2011 at 6:17 pm
    Jul 14, 2011 at 8:34 pm
  • See <https://builds.apache.org/job/HBase-TRUNK/2026/changes Changes: [stack] Fix broken TestScanMultipleVersions test -- needed .tableinfo defined before test started... part of the repercussions ...
    Apache Jenkins ServerApache Jenkins Server
    Jul 13, 2011 at 9:36 pm
    Jul 14, 2011 at 4:11 pm
  • Hi , I think there is a bug in HBaseAdmin.getConnection(). The reason is In HConnectionManager the connection object is cached based on the HConnectionKey. The equals method checks the value of the ...
    Ramkrishna S VasudevanRamkrishna S Vasudevan
    Jul 12, 2011 at 12:06 pm
    Jul 12, 2011 at 4:11 pm
  • Hi, hbase(main):006:0 scan '.META.', { COLUMNS = ['info:regioninfo']} ROW COLUMN+CELL testtable,,1309614509037.612d1e0112 column=info:regioninfo, timestamp=1309614509086, value=REGION = {NAME = ...
    Lars GeorgeLars George
    Jul 2, 2011 at 3:25 pm
    Jul 7, 2011 at 6:52 pm
  • Hi, Patches for the following issues are ready for review: HBASE-4034 HBASE-3904 (fixes HBASE-4041) HBASE-4044 (more architectural discussion may be needed) Thanks
    Ted YuTed Yu
    Jul 1, 2011 at 4:39 pm
    Jul 5, 2011 at 2:11 pm
  • See <https://builds.apache.org/job/HBase-TRUNK/2059/changes Changes: [stack] HBASE-3065 Retry all 'retryable' zk operations; e.g. connection loss [stack] HBASE-4092 performance.xml - adding ...
    Apache Jenkins ServerApache Jenkins Server
    Jul 28, 2011 at 3:45 pm
    Jul 29, 2011 at 12:58 am
  • Hi, http://s.apache.org/x4 has 38 JIRAs listed, excluding HFile v2 and HBASE-4027. I recommend one round of cleanup so that JIRAs lacking owner can be deferred so that 0.92 branch becomes feasible. ...
    Ted YuTed Yu
    Jul 20, 2011 at 11:14 pm
    Jul 25, 2011 at 9:31 pm
  • See <https://builds.apache.org/job/hbase-0.90/239/changes Changes: [stack] HBASE-4109 Hostname returned via reverse dns lookup contains trailing period if configured interface is not "default" ...
    Apache Jenkins ServerApache Jenkins Server
    Jul 21, 2011 at 7:19 am
    Jul 23, 2011 at 4:12 am
  • Hi, I don't know how to report issue to HBase team. So I just post it here. There might be a bug for REST web service to get rows with given startRow and endRow. For example, to get a list of rows ...
    Allan yanAllan yan
    Jul 18, 2011 at 11:06 pm
    Jul 20, 2011 at 5:19 pm
  • See <https://builds.apache.org/job/HBase-TRUNK/2042/changes Changes: [stack] HBASE-4115 HBase shell assign and unassign unusable if region name includes binary-encoded data ...
    Apache Jenkins ServerApache Jenkins Server
    Jul 20, 2011 at 3:20 am
    Jul 20, 2011 at 3:13 pm
  • Hello Everyone, Can one of your review the change? https://issues.apache.org/jira/browse/HBASE-4109 Also what is the right way to request this. I have seen review board requests in few jiras. Is that ...
    Shrijeet PaliwalShrijeet Paliwal
    Jul 18, 2011 at 6:26 pm
    Jul 18, 2011 at 6:43 pm
  • The book. St.Ack
    StackStack
    Jul 13, 2011 at 3:56 am
    Jul 15, 2011 at 6:36 pm
  • Hi, I want to get your opinion on what should be done for HBASE-3904 beyond making createTable() synchronous. Thanks
    Ted YuTed Yu
    Jul 8, 2011 at 8:23 pm
    Jul 9, 2011 at 8:45 pm
  • Hi, I am reading about LSM trees (in HBase : The Definitive guide) and wondering if the log file mention is nothing but the write-ahead log (WAL) in HBase? If it is , how are sequential writes ...
    Karthik tungaKarthik tunga
    Jul 4, 2011 at 5:42 pm
    Jul 5, 2011 at 7:11 pm
  • Hi, I am managing consistently to run into this error: == /var/lib/hbase/logs/hbase-larsgeorge-master-de1-app-mbp-2.log <== 2011-07-05 11:26:00,758 WARN org.apache.hadoop.hbase.master.HMaster: Failed ...
    Lars GeorgeLars George
    Jul 5, 2011 at 9:32 am
    Jul 5, 2011 at 10:09 am
  • Hi, I was going through the hbase code (HConnectionManager class) public void processBatch(List<Row list, final byte[] tableName, ExecutorService pool, Object[] results) throws IOException, ...
    Karthik tungaKarthik tunga
    Jul 20, 2011 at 6:04 pm
    Aug 1, 2011 at 10:25 pm
  • This is the conversation: http://lucene.472066.n3.nabble.com/Solr-Performance-Tuning-XX-AggressiveOpts-td3204659.html ----- Forwarded Message -----
    Andrew PurtellAndrew Purtell
    Jul 28, 2011 at 1:00 am
    Jul 28, 2011 at 1:03 am
  • Hi, If any exception occurs while initialization of RS the RS doesnot get aborted whereas only the RPC server gets stopped. private void preRegistrationInitialization() throws IOException, ...
    Ramkrishna S VasudevanRamkrishna S Vasudevan
    Jul 27, 2011 at 11:09 am
    Jul 27, 2011 at 2:32 pm
  • I am confused by the following from https://builds.apache.org/view/G-L/view/HBase/job/HBase-TRUNK/2055/console: Tests run: 821, Failures: 0, Errors: 0, Skipped: 9 [INFO] ...
    Ted YuTed Yu
    Jul 27, 2011 at 8:43 am
    Jul 27, 2011 at 10:14 am
  • See <https://builds.apache.org/job/hbase-0.90/247/changes Changes: [stack] HBASE-4129 hbase-3872 added a warn message 'CatalogJanitor: Daughter regiondir does not exist' that is triggered though its ...
    Apache Jenkins ServerApache Jenkins Server
    Jul 24, 2011 at 2:32 pm
    Jul 25, 2011 at 3:57 am
  • See <https://builds.apache.org/job/HBase-TRUNK/2048/changes Changes: [apurtell] HBASE-4116 [stargate] StringIndexOutOfBoundsException in row spec parse ------------------------------------------ ...
    Apache Jenkins ServerApache Jenkins Server
    Jul 24, 2011 at 1:06 am
    Jul 24, 2011 at 5:03 am
  • http://dev.idle.li/blame/hbase/ formats the code based on who committed it.
    Li PiLi Pi
    Jul 23, 2011 at 10:44 am
    Jul 23, 2011 at 10:26 pm
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38 users for July 2011

Apache Jenkins Server: 80 posts Ted Yu: 54 posts Stack: 46 posts Lars George: 17 posts Doug Meil: 15 posts Andrew Purtell: 14 posts Jason Rutherglen: 13 posts Ryan Rawson: 10 posts Ramkrishna S Vasudevan: 7 posts Todd Lipcon: 7 posts Weihua JIANG: 6 posts Li Pi: 5 posts Akash Ashok: 4 posts Gaojinchao: 4 posts Jonathan Gray: 4 posts Ted Dunning: 4 posts Dhruba Borthakur: 3 posts Joey Echeverria: 3 posts Karthik tunga: 3 posts N Keywal: 3 posts
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