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月光杯:
问题解决了吗?
Exceptions in HDFS -
iostreamin:
神,好厉害,这是我找到的唯一可以ac的Java代码,厉害。
[leetcode] word ladder II -
standalone:
One answer I agree with:引用Whene ...
How many string objects are created? -
DiaoCow:
不错!,一开始对这些确实容易犯迷糊
erlang中的冒号 分号 和 句号 -
standalone:
Exception in thread "main& ...
one java interview question
Log them here for later analysis.
2009-08-26 01:17:37,798 INFO org.apache.hadoop.hdfs.server.datanode.DataNode: Exception in receiveBlock for block blk_5223350282761282817_281131 java.nio.channels.ClosedByInterruptException
2009-08-26 01:17:37,799 INFO org.apache.hadoop.hdfs.server.datanode.DataNode: writeBlock blk_5223350282761282817_281131 received exception java.io.IOException: Interrupted receiveBlock
2009-08-26 01:17:37,799 INFO org.apache.hadoop.hdfs.server.datanode.DataNode: PacketResponder blk_5223350282761282817_281131 1 Exception java.net.SocketException: Socket closed
at java.net.SocketInputStream.socketRead0(Native Method)
at java.net.SocketInputStream.read(SocketInputStream.java:129)
at java.io.DataInputStream.readFully(DataInputStream.java:178)
at java.io.DataInputStream.readLong(DataInputStream.java:399)
at org.apache.hadoop.hdfs.server.datanode.BlockReceiver$PacketResponder.run(BlockReceiver.java:853)
at java.lang.Thread.run(Thread.java:619)
2009-08-26 01:17:37,827 ERROR org.apache.hadoop.hdfs.server.datanode.DataNode: DatanodeRegistration(10.0.0.9:50010, storageID=DS-951226019-10.0.0.9-50010-1251209172987, infoPort=50075, ipcPort=50020):DataXceiver
java.io.IOException: Interrupted receiveBlock
at org.apache.hadoop.hdfs.server.datanode.BlockReceiver.receiveBlock(BlockReceiver.java:569)
at org.apache.hadoop.hdfs.server.datanode.DataXceiver.writeBlock(DataXceiver.java:357)
at org.apache.hadoop.hdfs.server.datanode.DataXceiver.run(DataXceiver.java:103)
at java.lang.Thread.run(Thread.java:619)
2009-08-26 01:17:37,840 INFO org.apache.hadoop.ipc.Server: IPC Server handler 2 on 50020, call updateBlock(blk_5223350282761282817_281131, blk_5223350282761282817_281136, false) from 10.0.0.16:54613: error: java.io.IOException: Block blk_5223350282761282817_281136 length is 1105408 does not match block file length 1560576
java.io.IOException: Block blk_5223350282761282817_281136 length is 1105408 does not match block file length 1560576
at org.apache.hadoop.hdfs.server.datanode.FSDataset.validateBlockMetadata(FSDataset.java:1259)
at org.apache.hadoop.hdfs.server.datanode.FSDataset.tryUpdateBlock(FSDataset.java:898)
at org.apache.hadoop.hdfs.server.datanode.FSDataset.updateBlock(FSDataset.java:810)
at org.apache.hadoop.hdfs.server.datanode.DataNode.updateBlock(DataNode.java:1384)
at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39)
at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
at java.lang.reflect.Method.invoke(Method.java:597)
at org.apache.hadoop.ipc.RPC$Server.call(RPC.java:481)
at org.apache.hadoop.ipc.Server$Handler.run(Server.java:894)
2009-08-26 01:10:48,314 WARN org.apache.hadoop.hdfs.server.datanode.DataNode: DatanodeRegistration(10.0.0.8:50010, storageID=DS-1793106907-10.0.0.8-50010-1251209173521, infoPort=50075, ipcPort=50020):Failed to transfer blk_-3457816871186697703_281034 to 10.0.0.16:50010 got java.net.SocketException: Connection reset
at java.net.SocketOutputStream.socketWrite(SocketOutputStream.java:96)
at java.net.SocketOutputStream.write(SocketOutputStream.java:136)
at java.io.BufferedOutputStream.write(BufferedOutputStream.java:105)
at java.io.DataOutputStream.write(DataOutputStream.java:90)
at org.apache.hadoop.hdfs.server.datanode.BlockSender.sendChunks(BlockSender.java:336)
at org.apache.hadoop.hdfs.server.datanode.BlockSender.sendBlock(BlockSender.java:421)
at org.apache.hadoop.hdfs.server.datanode.DataNode$DataTransfer.run(DataNode.java:1111)
at java.lang.Thread.run(Thread.java:619)
2009-08-26 00:41:04,430 ERROR org.apache.hadoop.hdfs.server.datanode.DataNode: DatanodeRegistration(10.0.0.14:50010, storageID=DS-1239116510-10.0.0.14-50010-1251209186514, infoPort=50075, ipcPort=50020):DataXceiver
org.apache.hadoop.hdfs.server.datanode.BlockAlreadyExistsException: Block blk_-8656937491228549459_162680 is valid, and cannot be written to.
at org.apache.hadoop.hdfs.server.datanode.FSDataset.writeToBlock(FSDataset.java:975)
at org.apache.hadoop.hdfs.server.datanode.BlockReceiver.<init>(BlockReceiver.java:97)
at org.apache.hadoop.hdfs.server.datanode.DataXceiver.writeBlock(DataXceiver.java:259)
at org.apache.hadoop.hdfs.server.datanode.DataXceiver.run(DataXceiver.java:103)
at java.lang.Thread.run(Thread.java:619)
2009-08-26 00:55:10,250 WARN org.apache.hadoop.hdfs.server.datanode.DataNode: Error processing datanode Command
java.io.IOException: Error in deleting blocks.
at org.apache.hadoop.hdfs.server.datanode.FSDataset.invalidate(FSDataset.java:1353)
at org.apache.hadoop.hdfs.server.datanode.DataNode.processCommand(DataNode.java:849)
at org.apache.hadoop.hdfs.server.datanode.DataNode.processCommand(DataNode.java:811)
at org.apache.hadoop.hdfs.server.datanode.DataNode.offerService(DataNode.java:691)
at org.apache.hadoop.hdfs.server.datanode.DataNode.run(DataNode.java:1144)
at java.lang.Thread.run(Thread.java:619)
2009-08-26 01:27:44,783 WARN org.apache.hadoop.hdfs.server.datanode.DataNode: DatanodeRegistration(10.0.0.14:50010, storageID=DS-1239116510-10.0.0.14-50010-1251209186514, infoPort=50075, ipcPort=50020):Got exception while serving blk_-2856096768554983549_281092 to /10.0.0.15:
java.io.IOException: Block blk_-2856096768554983549_281092 is not valid.
at org.apache.hadoop.hdfs.server.datanode.FSDataset.getBlockFile(FSDataset.java:726)
at org.apache.hadoop.hdfs.server.datanode.FSDataset.getLength(FSDataset.java:714)
at org.apache.hadoop.hdfs.server.datanode.BlockSender.<init>(BlockSender.java:100)
at org.apache.hadoop.hdfs.server.datanode.DataXceiver.readBlock(DataXceiver.java:172)
at org.apache.hadoop.hdfs.server.datanode.DataXceiver.run(DataXceiver.java:95)
at java.lang.Thread.run(Thread.java:619)
2009-08-26 01:50:50,095 WARN org.apache.hadoop.util.Shell: Could not get disk usage information
org.apache.hadoop.util.Shell$ExitCodeException: du: cannot access `/mnt/DP_disk4/tao/hadoop-tao/dfs/data/current/subdir61/blk_1441044640010723064_32156.meta': No such file or directory
du: cannot access `/mnt/DP_disk4/tao/hadoop-tao/dfs/data/current/subdir61/blk_1441044640010723064': No such file or directory
at org.apache.hadoop.util.Shell.runCommand(Shell.java:195)
at org.apache.hadoop.util.Shell.run(Shell.java:134)
at org.apache.hadoop.fs.DU.access$200(DU.java:29)
at org.apache.hadoop.fs.DU$DURefreshThread.run(DU.java:84)
at java.lang.Thread.run(Thread.java:619)
761282817_281136, datanode=10.0.0.9:50010)
org.apache.hadoop.ipc.RemoteException: java.io.IOException: Block blk_5223350282761282817_281136 length is 1105408 does not match block file length 1560576
at org.apache.hadoop.hdfs.server.datanode.FSDataset.validateBlockMetadata(FSDataset.java:1259)
at org.apache.hadoop.hdfs.server.datanode.FSDataset.tryUpdateBlock(FSDataset.java:898)
at org.apache.hadoop.hdfs.server.datanode.FSDataset.updateBlock(FSDataset.java:810)
at org.apache.hadoop.hdfs.server.datanode.DataNode.updateBlock(DataNode.java:1384)
at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39)
at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
at java.lang.reflect.Method.invoke(Method.java:597)
at org.apache.hadoop.ipc.RPC$Server.call(RPC.java:481)
at org.apache.hadoop.ipc.Server$Handler.run(Server.java:894)
at org.apache.hadoop.ipc.Client.call(Client.java:697)
at org.apache.hadoop.ipc.RPC$Invoker.invoke(RPC.java:216)
at $Proxy5.updateBlock(Unknown Source)
at org.apache.hadoop.hdfs.server.datanode.DataNode.syncBlock(DataNode.java:1513)
at org.apache.hadoop.hdfs.server.datanode.DataNode.recoverBlock(DataNode.java:1482)
at org.apache.hadoop.hdfs.server.datanode.DataNode.recoverBlock(DataNode.java:1548)
at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39)
at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
at java.lang.reflect.Method.invoke(Method.java:597)
at org.apache.hadoop.ipc.RPC$Server.call(RPC.java:481)
at org.apache.hadoop.ipc.Server$Handler.run(Server.java:894)
发表评论
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hadoop-2.2.0 build failure due to missing dependancy
2014-01-06 13:18 744The bug and fix is at https://i ... -
HDFS中租约管理源代码分析
2013-07-05 18:05 0HDFS中Client写文件的时候要获得一个租约,用来保证Cl ... -
Question on HBase source code
2013-05-22 15:05 1088I'm reading source code of hbas ... -
Using the libjars option with Hadoop
2013-05-20 15:03 960As I have said in my last post, ... -
What's Xen?
2012-12-23 17:19 1118Xen的介绍。 -
学习hadoop之基于protocol buffers的 RPC
2012-11-15 23:23 10091现在版本的hadoop各种serv ... -
学习hadoop之基于protocol buffers的 RPC
2012-11-15 22:59 2现在版本的hadoop各种server、client RPC端 ... -
Hadoop RPC 一问
2012-11-14 14:43 121看代码时候发现好像有个地方做得多余,不知道改一下会不会有好处, ... -
Hadoop Version Graph
2012-11-14 11:47 917可以到这里看全文: http://cloudblog.8km ... -
Hadoop 2.0 代码分析---MapReduce
2012-10-25 18:27 7082本文参考hadoop的版本: hadoop-2.0.1-alp ... -
how to study hadoop?
2012-04-27 15:34 1520From StackOverflow http://stack ... -
首相发怒记之hadoop篇
2012-03-23 12:14 794我在youtube上看到的,某位能翻*墙的看一下吧,挺好笑的。 ... -
Cloud Security?
2011-09-02 14:23 839看了一些文章,主要是保证用户怎么保证存储在公有云的数据的完整性 ... -
一个HDFS Error
2011-06-11 21:53 1523ERROR: hdfs.DFSClient: Excep ... -
hadoop cluster at ebay
2011-06-11 21:39 1150Friday, December 17, 2010Hadoop ... -
[转]hadoop at ebay
2011-06-11 21:09 1190http://www.ebaytechblog.com/201 ... -
【读书笔记】Data warehousing and analytics infrastructure at facebook
2011-03-18 22:03 1944这好像是sigmod2010上的paper。 读了之后做了以 ... -
cassandra example
2011-01-19 16:39 1747http://www.rackspacecloud.com/b ... -
想了解Thrift,留个记号
2011-01-19 16:35 144Thrift: Scalable Cross-Langu ... -
impact of total region numbers?
2011-01-19 16:31 919这几天tune了hbase的几个参数,有些有意思的结果。具体看 ...
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