Todd Lipcon toddlipcon
toddlipcon
/ gist:31201
Created
December 2, 2008 17:59
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| set_time_limit(30); | |
| ignore_user_abort(true); | |
| while (!connection_aborted()) { | |
| echo "\n"; | |
| flush(); | |
| } |
toddlipcon
/ gist:253696
Created
December 10, 2009 21:29
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| #!/usr/bin/perl | |
| use strict; | |
| use warnings; | |
| use Data::Dumper; | |
| my $GMETRIC = '/usr/bin/gmetric'; | |
| my %DISKS = ( | |
| 'dm-0' => 'root', |
toddlipcon
/ gist:298677
Created
February 8, 2010 22:41
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| (defun switch-to-test () | |
| "Switch to corresponding unit test." | |
| (interactive) | |
| (let ((newf | |
| (if | |
| (string-match "/Test[^/]+\\.java$" (buffer-file-name)) | |
| (let* | |
| ((newf (replace-regexp-in-string "/Test\\([^/]+\\.java\\)$" "/\\1" (buffer-file-name))) | |
| (newf (replace-in-string newf "hadoop-hdfs/src/test/hdfs" "hadoop-hdfs/src/java")) |
toddlipcon
/ gist:301034
Created
February 11, 2010 00:32
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| package org.apache.hadoop.mapred; | |
| import java.io.*; | |
| import org.apache.hadoop.conf.Configuration; | |
| import org.apache.hadoop.io.BytesWritable; | |
| import org.apache.hadoop.util.ReflectionUtils; | |
| class Test { | |
| public static void main(String []args) throws Exception { | |
| Configuration conf = new Configuration(); |
toddlipcon
/ gist:336081
Created
March 18, 2010 05:33
— forked from anonymous/gist:333664
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| h1. HBase ACID Properties Specification (Draft) | |
| Document Revision: TODO: Put the git revision number here (How do you do that?) | |
| This specification enumerates the ACID properties of HBase. | |
| A first draft was posted to the user list 03/29/2010. Please note bugs in this document or comments along with the document revision up in https://issues.apache.org/jira/browse/HBASE-2294 | |
| h2. Definitions |
toddlipcon
/ gist:405868
Created
May 19, 2010 02:10
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| commit 081e16ad9cfcba9cdb6d438845c2c60552589c18 | |
| Author: Todd Lipcon <[email protected]> | |
| Date: Tue May 18 19:06:17 2010 -0700 | |
| HDFS-895. Tighten up assertions on sequence numbering, fix a small bug where the sequence would have "holes" in it | |
| diff --git a/src/hdfs/org/apache/hadoop/hdfs/DFSClient.java b/src/hdfs/org/apache/hadoop/hdfs/DFSClient.java | |
| index 2460f6a..5bcbaa8 100644 | |
| --- a/src/hdfs/org/apache/hadoop/hdfs/DFSClient.java | |
| +++ b/src/hdfs/org/apache/hadoop/hdfs/DFSClient.java |
toddlipcon
/ gist:408035
Created
May 20, 2010 20:21
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| commit 0e0d2cf7cb20847da94bab64d7cab9b0fbf792a0 | |
| Author: Todd Lipcon <[email protected]> | |
| Date: Wed May 12 01:57:26 2010 -0700 | |
| Convert FSDataset to ReentrantReadWriteLock | |
| diff --git src/hdfs/org/apache/hadoop/hdfs/server/datanode/FSDataset.java src/hdfs/org/apache/hadoop/hdfs/server/datanode/FSDataset.java | |
| index be46138..20bb583 100644 | |
| --- src/hdfs/org/apache/hadoop/hdfs/server/datanode/FSDataset.java | |
| +++ src/hdfs/org/apache/hadoop/hdfs/server/datanode/FSDataset.java |
toddlipcon
/ gist:730713
Created
December 6, 2010 18:43
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| import java.util.concurrent.atomic.AtomicBoolean; | |
| public class Test { | |
| public static void main(String args[]) { | |
| final AtomicBoolean takenLock = new AtomicBoolean(); | |
| final Object foo = new Object(); | |
| Thread t = new Thread() { | |
| public void run() { | |
| synchronized (foo) { |
toddlipcon
/ gist:733916
Created
December 8, 2010 21:09
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| 2010-12-08 13:07:23 | |
| Full thread dump Java HotSpot(TM) 64-Bit Server VM (16.3-b01 mixed mode): | |
| "IPC Client (47) connection to haus01.sf.cloudera.com/172.29.5.32:11020 from todd" daemon prio=10 tid=0x00002aacc44fb800 nid=0x45ee in Object.wait() [0x0000000052dfd000] | |
| java.lang.Thread.State: TIMED_WAITING (on object monitor) | |
| at java.lang.Object.wait(Native Method) | |
| at org.apache.hadoop.ipc.Client$Connection.waitForWork(Client.java:645) | |
| - locked <0x00002aab3e6e74a8> (a org.apache.hadoop.ipc.Client$Connection) | |
| at org.apache.hadoop.ipc.Client$Connection.run(Client.java:688) |
toddlipcon
/ gist:736687
Created
December 10, 2010 19:41
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| 10/12/10 11:41:27 DEBUG zookeeper.ZKUtil: hconnection opening connection to ZooKeeper with ensemble (haus01.sf.cloudera.com:2222) | |
| 10/12/10 11:41:27 INFO zookeeper.ZooKeeper: Client environment:zookeeper.version=3.3.2-1031432, built on 11/05/2010 05:32 GMT | |
| 10/12/10 11:41:27 INFO zookeeper.ZooKeeper: Client environment:host.name=haus01.sf.cloudera.com | |
| 10/12/10 11:41:27 INFO zookeeper.ZooKeeper: Client environment:java.version=1.6.0_20 | |
| 10/12/10 11:41:27 INFO zookeeper.ZooKeeper: Client environment:java.vendor=Sun Microsystems Inc. | |
| 10/12/10 11:41:27 INFO zookeeper.ZooKeeper: Client environment:java.home=/mnt/toolchain/JDK6u20-64bit/jre | |
| 10/12/10 11:41:27 INFO zookeeper.ZooKeeper: Client environment:java.class.path=/home/todd/haus-cluster/hbase-normal-conf:/mnt/toolchain/JDK6u20-64bit/lib/tools.jar:/home/todd/.m2/repository/ant/ant/1.6.5/ant-1.6.5.jar:/home/todd/.m2/repository/asm/asm/3.1/asm-3.1.jar:/home/todd/.m2/repository/com/cloudera/hadoop/hadoop-core/0.20.2-737/hadoop-core-0.20.2-737.jar:/home/todd/.m2/repos |
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