Return-Path: X-Original-To: apmail-hadoop-hdfs-user-archive@minotaur.apache.org Delivered-To: apmail-hadoop-hdfs-user-archive@minotaur.apache.org Received: from mail.apache.org (hermes.apache.org [140.211.11.3]) by minotaur.apache.org (Postfix) with SMTP id 1239E112C7 for ; Thu, 4 Sep 2014 03:09:48 +0000 (UTC) Received: (qmail 29184 invoked by uid 500); 4 Sep 2014 03:09:28 -0000 Delivered-To: apmail-hadoop-hdfs-user-archive@hadoop.apache.org Received: (qmail 29041 invoked by uid 500); 4 Sep 2014 03:09:28 -0000 Mailing-List: contact user-help@hadoop.apache.org; run by ezmlm Precedence: bulk List-Help: List-Unsubscribe: List-Post: List-Id: Reply-To: user@hadoop.apache.org Delivered-To: mailing list user@hadoop.apache.org Received: (qmail 29031 invoked by uid 99); 4 Sep 2014 03:09:28 -0000 Received: from athena.apache.org (HELO athena.apache.org) (140.211.11.136) by apache.org (qpsmtpd/0.29) with ESMTP; Thu, 04 Sep 2014 03:09:28 +0000 X-ASF-Spam-Status: No, hits=1.5 required=5.0 tests=HTML_MESSAGE,NORMAL_HTTP_TO_IP,RCVD_IN_DNSWL_LOW,SPF_PASS,WEIRD_PORT X-Spam-Check-By: apache.org Received-SPF: pass (athena.apache.org: domain of justlooks@gmail.com designates 209.85.216.170 as permitted sender) Received: from [209.85.216.170] (HELO mail-qc0-f170.google.com) (209.85.216.170) by apache.org (qpsmtpd/0.29) with ESMTP; Thu, 04 Sep 2014 03:09:23 +0000 Received: by mail-qc0-f170.google.com with SMTP id r5so9822604qcx.15 for ; Wed, 03 Sep 2014 20:09:02 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20120113; h=mime-version:date:message-id:subject:from:to:content-type; bh=5X4Qkih8ssiCplwAlKfk75FWxpyp5qykruZ4E78Qjn4=; b=RQWaDLnemDdc2SFvPUrjMMxEWp8EzrCrSu7tojaFvoBry9qKwys8yKVKHJJnng9JzB J6E8LmgO7GnYqb/bDkj2r+RG6tbApPQBgPiYMa2+mnuM1hDYUqYLspIPcVSSdTXjnj8v tPBU3EZeEV81SOZA4pSfHv3HmuvIu1aGpJxHUSfJ7VY5vR9U+0ZIyuWPhwl+7B+8ypI5 Qlukmd0rl1MKJHb4Jck6o5ghtpf/qMjv617B2PeVkRWzqVV372SBiO1yOPpmi30s/6mx CJOiFisOyDIg9R7PimVgYW1WCpHALGhavSiEuIoof2KSz9j8fa4amK2Y6/X7E0HpcBjx eSBw== MIME-Version: 1.0 X-Received: by 10.140.100.233 with SMTP id s96mr2609613qge.92.1409800142547; Wed, 03 Sep 2014 20:09:02 -0700 (PDT) Received: by 10.140.102.71 with HTTP; Wed, 3 Sep 2014 20:09:02 -0700 (PDT) Date: Thu, 4 Sep 2014 11:09:02 +0800 Message-ID: Subject: Datanode can not start with error "Error creating plugin: org.apache.hadoop.metrics2.sink.FileSink" From: ch huang To: user@hadoop.apache.org Content-Type: multipart/alternative; boundary=001a1134f59cb372f7050234acf7 X-Virus-Checked: Checked by ClamAV on apache.org --001a1134f59cb372f7050234acf7 Content-Type: text/plain; charset=UTF-8 hi,maillist: i have a 10-worknode hadoop cluster using CDH 4.4.0 , one of my datanode ,one of it's disk is full , when i restart this datanode ,i get error STARTUP_MSG: java = 1.7.0_45 ************************************************************/ 2014-09-04 10:20:00,576 INFO org.apache.hadoop.hdfs.server.datanode.DataNode: registered UNIX signal handlers for [TERM, HUP, INT] 2014-09-04 10:20:01,457 INFO org.apache.hadoop.metrics2.impl.MetricsConfig: loaded properties from hadoop-metrics2.properties 2014-09-04 10:20:01,465 WARN org.apache.hadoop.metrics2.impl.MetricsSystemImpl: Error creating sink 'file' org.apache.hadoop.metrics2.impl.MetricsConfigException: Error creating plugin: org.apache.hadoop.metrics2.sink.FileSink at org.apache.hadoop.metrics2.impl.MetricsConfig.getPlugin(MetricsConfig.java:203) at org.apache.hadoop.metrics2.impl.MetricsSystemImpl.newSink(MetricsSystemImpl.java:478) at org.apache.hadoop.metrics2.impl.MetricsSystemImpl.configureSinks(MetricsSystemImpl.java:450) at org.apache.hadoop.metrics2.impl.MetricsSystemImpl.configure(MetricsSystemImpl.java:429) at org.apache.hadoop.metrics2.impl.MetricsSystemImpl.start(MetricsSystemImpl.java:180) at org.apache.hadoop.metrics2.impl.MetricsSystemImpl.init(MetricsSystemImpl.java:156) at org.apache.hadoop.metrics2.lib.DefaultMetricsSystem.init(DefaultMetricsSystem.java:54) at org.apache.hadoop.metrics2.lib.DefaultMetricsSystem.initialize(DefaultMetricsSystem.java:50) at org.apache.hadoop.hdfs.server.datanode.DataNode.makeInstance(DataNode.java:1792) at org.apache.hadoop.hdfs.server.datanode.DataNode.instantiateDataNode(DataNode.java:1728) at org.apache.hadoop.hdfs.server.datanode.DataNode.createDataNode(DataNode.java:1751) at org.apache.hadoop.hdfs.server.datanode.DataNode.secureMain(DataNode.java:1904) at org.apache.hadoop.hdfs.server.datanode.DataNode.main(DataNode.java:1925) Caused by: org.apache.hadoop.metrics2.MetricsException: Error creating datanode-metrics.out at org.apache.hadoop.metrics2.sink.FileSink.init(FileSink.java:53) at org.apache.hadoop.metrics2.impl.MetricsConfig.getPlugin(MetricsConfig.java:199) ... 12 more Caused by: java.io.FileNotFoundException: datanode-metrics.out (Permission denied) at java.io.FileOutputStream.open(Native Method) at java.io.FileOutputStream.(FileOutputStream.java:221) at java.io.FileWriter.(FileWriter.java:107) at org.apache.hadoop.metrics2.sink.FileSink.init(FileSink.java:48) ... 13 more 2014-09-04 10:20:01,488 INFO org.apache.hadoop.metrics2.impl.MetricsSinkAdapter: Sink ganglia started 2014-09-04 10:20:01,546 INFO org.apache.hadoop.metrics2.impl.MetricsSystemImpl: Scheduled snapshot period at 5 second(s). 2014-09-04 10:20:01,546 INFO org.apache.hadoop.metrics2.impl.MetricsSystemImpl: DataNode metrics system started 2014-09-04 10:20:01,547 INFO org.apache.hadoop.hdfs.server.datanode.DataNode: Configured hostname is ch15 2014-09-04 10:20:01,569 INFO org.apache.hadoop.hdfs.server.datanode.DataNode: Opened streaming server at /0.0.0.0:50010 2014-09-04 10:20:01,572 INFO org.apache.hadoop.hdfs.server.datanode.DataNode: Balancing bandwith is 10485760 bytes/s 2014-09-04 10:20:01,607 INFO org.mortbay.log: Logging to org.slf4j.impl.Log4jLoggerAdapter(org.mortbay.log) via org.mortbay.log.Slf4jLog 2014-09-04 10:20:01,657 INFO org.apache.hadoop.http.HttpServer: Added global filter 'safety' (class=org.apache.hadoop.http.HttpServer$QuotingInputFilter) 2014-09-04 10:20:01,660 INFO org.apache.hadoop.http.HttpServer: Added filter static_user_filter (class=org.apache.hadoop.http.lib.StaticUserWebFilter$StaticUserFilter) to context datanode 2014-09-04 10:20:01,660 INFO org.apache.hadoop.http.HttpServer: Added filter static_user_filter (class=org.apache.hadoop.http.lib.StaticUserWebFilter$StaticUserFilter) to context static 2014-09-04 10:20:01,660 INFO org.apache.hadoop.http.HttpServer: Added filter static_user_filter (class=org.apache.hadoop.http.lib.StaticUserWebFilter$StaticUserFilter) to context logs 2014-09-04 10:20:01,664 INFO org.apache.hadoop.hdfs.server.datanode.DataNode: Opened info server at 0.0.0.0:50075 2014-09-04 10:20:01,668 INFO org.apache.hadoop.hdfs.server.datanode.DataNode: dfs.webhdfs.enabled = true 2014-09-04 10:20:01,670 INFO org.apache.hadoop.http.HttpServer: addJerseyResourcePackage: packageName=org.apache.hadoop.hdfs.server.datanode.web.resources;org.apache.hadoop.hdfs.web.resources, pathSpec=/webhdfs/v1/* 2014-09-04 10:20:01,676 INFO org.apache.hadoop.http.HttpServer: HttpServer.start() threw a non Bind IOException java.net.BindException: Port in use: 0.0.0.0:50075 at org.apache.hadoop.http.HttpServer.openListener(HttpServer.java:729) at org.apache.hadoop.http.HttpServer.start(HttpServer.java:673) at org.apache.hadoop.hdfs.server.datanode.DataNode.startInfoServer(DataNode.java:424) at org.apache.hadoop.hdfs.server.datanode.DataNode.startDataNode(DataNode.java:742) at org.apache.hadoop.hdfs.server.datanode.DataNode.(DataNode.java:344) at org.apache.hadoop.hdfs.server.datanode.DataNode.makeInstance(DataNode.java:1795) at org.apache.hadoop.hdfs.server.datanode.DataNode.instantiateDataNode(DataNode.java:1728) at org.apache.hadoop.hdfs.server.datanode.DataNode.createDataNode(DataNode.java:1751) at org.apache.hadoop.hdfs.server.datanode.DataNode.secureMain(DataNode.java:1904) at org.apache.hadoop.hdfs.server.datanode.DataNode.main(DataNode.java:1925) Caused by: java.net.BindException: Address already in use at sun.nio.ch.Net.bind0(Native Method) at sun.nio.ch.Net.bind(Net.java:444) at sun.nio.ch.Net.bind(Net.java:436) at sun.nio.ch.ServerSocketChannelImpl.bind(ServerSocketChannelImpl.java:214) at sun.nio.ch.ServerSocketAdaptor.bind(ServerSocketAdaptor.java:74) at org.mortbay.jetty.nio.SelectChannelConnector.open(SelectChannelConnector.java:216) at org.apache.hadoop.http.HttpServer.openListener(HttpServer.java:725) ... 9 more 2014-09-04 10:20:01,677 INFO org.apache.hadoop.hdfs.server.datanode.DataNode: Waiting for threadgroup to exit, active threads is 0 2014-09-04 10:20:01,677 FATAL org.apache.hadoop.hdfs.server.datanode.DataNode: Exception in secureMain java.net.BindException: Port in use: 0.0.0.0:50075 at org.apache.hadoop.http.HttpServer.openListener(HttpServer.java:729) at org.apache.hadoop.http.HttpServer.start(HttpServer.java:673) at org.apache.hadoop.hdfs.server.datanode.DataNode.startInfoServer(DataNode.java:424) at org.apache.hadoop.hdfs.server.datanode.DataNode.startDataNode(DataNode.java:742) at org.apache.hadoop.hdfs.server.datanode.DataNode.(DataNode.java:344) at org.apache.hadoop.hdfs.server.datanode.DataNode.makeInstance(DataNode.java:1795) at org.apache.hadoop.hdfs.server.datanode.DataNode.instantiateDataNode(DataNode.java:1728) at org.apache.hadoop.hdfs.server.datanode.DataNode.createDataNode(DataNode.java:1751) at org.apache.hadoop.hdfs.server.datanode.DataNode.secureMain(DataNode.java:1904) at org.apache.hadoop.hdfs.server.datanode.DataNode.main(DataNode.java:1925) Caused by: java.net.BindException: Address already in use at sun.nio.ch.Net.bind0(Native Method) at sun.nio.ch.Net.bind(Net.java:444) at sun.nio.ch.Net.bind(Net.java:436) at sun.nio.ch.ServerSocketChannelImpl.bind(ServerSocketChannelImpl.java:214) at sun.nio.ch.ServerSocketAdaptor.bind(ServerSocketAdaptor.java:74) at org.mortbay.jetty.nio.SelectChannelConnector.open(SelectChannelConnector.java:216) at org.apache.hadoop.http.HttpServer.openListener(HttpServer.java:725) ... 9 more 2014-09-04 10:20:01,680 INFO org.apache.hadoop.util.ExitUtil: Exiting with status 1 2014-09-04 10:20:01,683 INFO org.apache.hadoop.hdfs.server.datanode.DataNode: SHUTDOWN_MSG: /dev/sdg3 213G 59G 144G 30% / tmpfs 32G 76K 32G 1% /dev/shm /dev/sdg1 485M 37M 423M 8% /boot /dev/sdd 1.8T 1.3T 510G 71% /data/1 /dev/sde 1.8T 1.2T 513G 71% /data/2 /dev/sda 1.8T 1.2T 523G 70% /data/3 /dev/sdb 1.8T 1.2T 540G 70% /data/4 /dev/sdc 1.8T 1.3T 503G 72% /data/5 /dev/sdf 1.8T 1.7T 2.9G 100% /data/6 how i handle this? thanks --001a1134f59cb372f7050234acf7 Content-Type: text/html; charset=UTF-8 Content-Transfer-Encoding: quoted-printable
hi,maillist:

=C2=A0 =C2=A0i have a 10-w= orknode hadoop cluster using CDH 4.4.0 , one of my datanode ,one of it'= s disk is full

, when i restart this datanode ,i g= et error=C2=A0


STARTUP_MSG: =C2=A0 java =3D 1.7.0_= 45
************************************************************/<= /div>
2014-09-04 10:20:00,576 INFO org.apache.hadoop.hdfs.server.datano= de.DataNode: registered UNIX signal handlers for [TERM, HUP, INT]
2014-09-04 10:20:01,457 INFO org.apache.hadoop.metrics2.impl.MetricsCo= nfig: loaded properties from hadoop-metrics2.properties
2014-09-0= 4 10:20:01,465 WARN org.apache.hadoop.metrics2.impl.MetricsSystemImpl: Erro= r creating sink 'file'
org.apache.hadoop.metrics2.impl.MetricsConfigException: Error creating= plugin: org.apache.hadoop.metrics2.sink.FileSink
=C2=A0 =C2=A0 = =C2=A0 =C2=A0 at org.apache.hadoop.metrics2.impl.MetricsConfig.getPlugin(Me= tricsConfig.java:203)
=C2=A0 =C2=A0 =C2=A0 =C2=A0 at org.apache.hadoop.metrics2.impl.Metrics= SystemImpl.newSink(MetricsSystemImpl.java:478)
=C2=A0 =C2=A0 =C2= =A0 =C2=A0 at org.apache.hadoop.metrics2.impl.MetricsSystemImpl.configureSi= nks(MetricsSystemImpl.java:450)
=C2=A0 =C2=A0 =C2=A0 =C2=A0 at org.apache.hadoop.metrics2.impl.Metrics= SystemImpl.configure(MetricsSystemImpl.java:429)
=C2=A0 =C2=A0 = =C2=A0 =C2=A0 at org.apache.hadoop.metrics2.impl.MetricsSystemImpl.start(Me= tricsSystemImpl.java:180)
=C2=A0 =C2=A0 =C2=A0 =C2=A0 at org.apac= he.hadoop.metrics2.impl.MetricsSystemImpl.init(MetricsSystemImpl.java:156)<= /div>
=C2=A0 =C2=A0 =C2=A0 =C2=A0 at org.apache.hadoop.metrics2.lib.DefaultM= etricsSystem.init(DefaultMetricsSystem.java:54)
=C2=A0 =C2=A0 =C2= =A0 =C2=A0 at org.apache.hadoop.metrics2.lib.DefaultMetricsSystem.initializ= e(DefaultMetricsSystem.java:50)
=C2=A0 =C2=A0 =C2=A0 =C2=A0 at org.apache.hadoop.hdfs.server.datanode.= DataNode.makeInstance(DataNode.java:1792)
=C2=A0 =C2=A0 =C2=A0 = =C2=A0 at org.apache.hadoop.hdfs.server.datanode.DataNode.instantiateDataNo= de(DataNode.java:1728)
=C2=A0 =C2=A0 =C2=A0 =C2=A0 at org.apache.= hadoop.hdfs.server.datanode.DataNode.createDataNode(DataNode.java:1751)
=C2=A0 =C2=A0 =C2=A0 =C2=A0 at org.apache.hadoop.hdfs.server.datanode.= DataNode.secureMain(DataNode.java:1904)
=C2=A0 =C2=A0 =C2=A0 =C2= =A0 at org.apache.hadoop.hdfs.server.datanode.DataNode.main(DataNode.java:1= 925)
Caused by: org.apache.hadoop.metrics2.MetricsException: Erro= r creating datanode-metrics.out
=C2=A0 =C2=A0 =C2=A0 =C2=A0 at org.apache.hadoop.metrics2.sink.FileSin= k.init(FileSink.java:53)
=C2=A0 =C2=A0 =C2=A0 =C2=A0 at org.apach= e.hadoop.metrics2.impl.MetricsConfig.getPlugin(MetricsConfig.java:199)
=C2=A0 =C2=A0 =C2=A0 =C2=A0 ... 12 more
Caused by: java.io.FileNotFoundException: datanode-metrics.out (Permission = denied)
=C2=A0 =C2=A0 =C2=A0 =C2=A0 at java.io.FileOutputStream.o= pen(Native Method)
=C2=A0 =C2=A0 =C2=A0 =C2=A0 at java.io.FileOut= putStream.<init>(FileOutputStream.java:221)
=C2=A0 =C2=A0 =C2=A0 =C2=A0 at java.io.FileWriter.<init>(FileWri= ter.java:107)
=C2=A0 =C2=A0 =C2=A0 =C2=A0 at org.apache.hadoop.me= trics2.sink.FileSink.init(FileSink.java:48)
=C2=A0 =C2=A0 =C2=A0 = =C2=A0 ... 13 more
2014-09-04 10:20:01,488 INFO org.apache.hadoop= .metrics2.impl.MetricsSinkAdapter: Sink ganglia started
2014-09-04 10:20:01,546 INFO org.apache.hadoop.metrics2.impl.MetricsSy= stemImpl: Scheduled snapshot period at 5 second(s).
2014-09-04 10= :20:01,546 INFO org.apache.hadoop.metrics2.impl.MetricsSystemImpl: DataNode= metrics system started
2014-09-04 10:20:01,547 INFO org.apache.hadoop.hdfs.server.datanode.Da= taNode: Configured hostname is ch15
2014-09-04 10:20:01,569 INFO = org.apache.hadoop.hdfs.server.datanode.DataNode: Opened streaming server at= /0.0.0.0:50010
2014-09-04 10:20:01,572 INFO org.apache.hadoop.hdfs.server.datanode.Da= taNode: Balancing bandwith is 10485760 bytes/s
2014-09-04 10:20:0= 1,607 INFO org.mortbay.log: Logging to org.slf4j.impl.Log4jLoggerAdapter(or= g.mortbay.log) via org.mortbay.log.Slf4jLog
2014-09-04 10:20:01,657 INFO org.apache.hadoop.http.HttpServer: Added = global filter 'safety' (class=3Dorg.apache.hadoop.http.HttpServer$Q= uotingInputFilter)
2014-09-04 10:20:01,660 INFO org.apache.hadoop= .http.HttpServer: Added filter static_user_filter (class=3Dorg.apache.hadoo= p.http.lib.StaticUserWebFilter$StaticUserFilter) to context datanode
2014-09-04 10:20:01,660 INFO org.apache.hadoop.http.HttpServer: Added = filter static_user_filter (class=3Dorg.apache.hadoop.http.lib.StaticUserWeb= Filter$StaticUserFilter) to context static
2014-09-04 10:20:01,66= 0 INFO org.apache.hadoop.http.HttpServer: Added filter static_user_filter (= class=3Dorg.apache.hadoop.http.lib.StaticUserWebFilter$StaticUserFilter) to= context logs
2014-09-04 10:20:01,664 INFO org.apache.hadoop.hdfs.server.datanode.Da= taNode: Opened info server at 0.0.0.0:5007= 5
2014-09-04 10:20:01,668 INFO org.apache.hadoop.hdfs.server.= datanode.DataNode: dfs.webhdfs.enabled =3D true
2014-09-04 10:20:01,670 INFO org.apache.hadoop.http.HttpServer: addJer= seyResourcePackage: packageName=3Dorg.apache.hadoop.hdfs.server.datanode.we= b.resources;org.apache.hadoop.hdfs.web.resources, pathSpec=3D/webhdfs/v1/*<= /div>
2014-09-04 10:20:01,676 INFO org.apache.hadoop.http.HttpServer: HttpSe= rver.start() threw a non Bind IOException
java.net.BindException:= Port in use: 0.0.0.0:50075
=C2=A0 =C2=A0 =C2=A0 =C2=A0 at org.apache.hadoop.http.HttpServer.openListen= er(HttpServer.java:729)
=C2=A0 =C2=A0 =C2=A0 =C2=A0 at org.apache= .hadoop.http.HttpServer.start(HttpServer.java:673)
=C2=A0 =C2=A0 = =C2=A0 =C2=A0 at org.apache.hadoop.hdfs.server.datanode.DataNode.startInfoS= erver(DataNode.java:424)
=C2=A0 =C2=A0 =C2=A0 =C2=A0 at org.apache.hadoop.hdfs.server.datanode.= DataNode.startDataNode(DataNode.java:742)
=C2=A0 =C2=A0 =C2=A0 = =C2=A0 at org.apache.hadoop.hdfs.server.datanode.DataNode.<init>(Data= Node.java:344)
=C2=A0 =C2=A0 =C2=A0 =C2=A0 at org.apache.hadoop.h= dfs.server.datanode.DataNode.makeInstance(DataNode.java:1795)
=C2=A0 =C2=A0 =C2=A0 =C2=A0 at org.apache.hadoop.hdfs.server.datanode.= DataNode.instantiateDataNode(DataNode.java:1728)
=C2=A0 =C2=A0 = =C2=A0 =C2=A0 at org.apache.hadoop.hdfs.server.datanode.DataNode.createData= Node(DataNode.java:1751)
=C2=A0 =C2=A0 =C2=A0 =C2=A0 at org.apach= e.hadoop.hdfs.server.datanode.DataNode.secureMain(DataNode.java:1904)
=C2=A0 =C2=A0 =C2=A0 =C2=A0 at org.apache.hadoop.hdfs.server.datanode.= DataNode.main(DataNode.java:1925)
Caused by: java.net.BindExcepti= on: Address already in use
=C2=A0 =C2=A0 =C2=A0 =C2=A0 at sun.nio= .ch.Net.bind0(Native Method)
=C2=A0 =C2=A0 =C2=A0 =C2=A0 at sun.nio.ch.Net.bind(Net.java:444)
= =C2=A0 =C2=A0 =C2=A0 =C2=A0 at sun.nio.ch.Net.bind(Net.java:436)
= =C2=A0 =C2=A0 =C2=A0 =C2=A0 at sun.nio.ch.ServerSocketChannelImpl.bind(Serv= erSocketChannelImpl.java:214)
=C2=A0 =C2=A0 =C2=A0 =C2=A0 at sun.= nio.ch.ServerSocketAdaptor.bind(ServerSocketAdaptor.java:74)
=C2=A0 =C2=A0 =C2=A0 =C2=A0 at org.mortbay.jetty.nio.SelectChannelConn= ector.open(SelectChannelConnector.java:216)
=C2=A0 =C2=A0 =C2=A0 = =C2=A0 at org.apache.hadoop.http.HttpServer.openListener(HttpServer.java:72= 5)
=C2=A0 =C2=A0 =C2=A0 =C2=A0 ... 9 more
2014-09-04 10:20:01,677 INFO org.apache.hadoop.hdfs.server.datanode.Da= taNode: Waiting for threadgroup to exit, active threads is 0
2014= -09-04 10:20:01,677 FATAL org.apache.hadoop.hdfs.server.datanode.DataNode: = Exception in secureMain
java.net.BindException: Port in use: = 0.0.0.0:50075
=C2=A0 =C2=A0 =C2=A0 =C2=A0 at org.apache.hadoo= p.http.HttpServer.openListener(HttpServer.java:729)
=C2=A0 =C2=A0= =C2=A0 =C2=A0 at org.apache.hadoop.http.HttpServer.start(HttpServer.java:6= 73)
=C2=A0 =C2=A0 =C2=A0 =C2=A0 at org.apache.hadoop.hdfs.server.datanode.= DataNode.startInfoServer(DataNode.java:424)
=C2=A0 =C2=A0 =C2=A0 = =C2=A0 at org.apache.hadoop.hdfs.server.datanode.DataNode.startDataNode(Dat= aNode.java:742)
=C2=A0 =C2=A0 =C2=A0 =C2=A0 at org.apache.hadoop.= hdfs.server.datanode.DataNode.<init>(DataNode.java:344)
=C2=A0 =C2=A0 =C2=A0 =C2=A0 at org.apache.hadoop.hdfs.server.datanode.= DataNode.makeInstance(DataNode.java:1795)
=C2=A0 =C2=A0 =C2=A0 = =C2=A0 at org.apache.hadoop.hdfs.server.datanode.DataNode.instantiateDataNo= de(DataNode.java:1728)
=C2=A0 =C2=A0 =C2=A0 =C2=A0 at org.apache.= hadoop.hdfs.server.datanode.DataNode.createDataNode(DataNode.java:1751)
=C2=A0 =C2=A0 =C2=A0 =C2=A0 at org.apache.hadoop.hdfs.server.datanode.= DataNode.secureMain(DataNode.java:1904)
=C2=A0 =C2=A0 =C2=A0 =C2= =A0 at org.apache.hadoop.hdfs.server.datanode.DataNode.main(DataNode.java:1= 925)
Caused by: java.net.BindException: Address already in use
=C2=A0 =C2=A0 =C2=A0 =C2=A0 at sun.nio.ch.Net.bind0(Native Method)
=C2=A0 =C2=A0 =C2=A0 =C2=A0 at sun.nio.ch.Net.bind(Net.java:444)
=C2=A0 =C2=A0 =C2=A0 =C2=A0 at sun.nio.ch.Net.bind(Net.java:436)
=C2=A0 =C2=A0 =C2=A0 =C2=A0 at sun.nio.ch.ServerSocketChannelImpl.bi= nd(ServerSocketChannelImpl.java:214)
=C2=A0 =C2=A0 =C2=A0 =C2=A0 at sun.nio.ch.ServerSocketAdaptor.bind(Ser= verSocketAdaptor.java:74)
=C2=A0 =C2=A0 =C2=A0 =C2=A0 at org.mort= bay.jetty.nio.SelectChannelConnector.open(SelectChannelConnector.java:216)<= /div>
=C2=A0 =C2=A0 =C2=A0 =C2=A0 at org.apache.hadoop.http.HttpServer.= openListener(HttpServer.java:725)
=C2=A0 =C2=A0 =C2=A0 =C2=A0 ... 9 more
2014-09-04 10:20:01,6= 80 INFO org.apache.hadoop.util.ExitUtil: Exiting with status 1
20= 14-09-04 10:20:01,683 INFO org.apache.hadoop.hdfs.server.datanode.DataNode:= SHUTDOWN_MSG:

/dev/sdg3 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0= =C2=A0 213G =C2=A0 59G =C2=A0144G =C2=A030% /
tmpfs =C2=A0 =C2= =A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A032G =C2=A0 76K =C2=A0 3= 2G =C2=A0 1% /dev/shm
/dev/sdg1 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2= =A0 =C2=A0 485M =C2=A0 37M =C2=A0423M =C2=A0 8% /boot
/dev/sdd = =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A01.8T =C2=A01.3T =C2=A0510G = =C2=A071% /data/1
/dev/sde =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A01.8T =C2=A01.= 2T =C2=A0513G =C2=A071% /data/2
/dev/sda =C2=A0 =C2=A0 =C2=A0 =C2= =A0 =C2=A0 =C2=A0 =C2=A01.8T =C2=A01.2T =C2=A0523G =C2=A070% /data/3
<= div>/dev/sdb =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A01.8T =C2=A01.2= T =C2=A0540G =C2=A070% /data/4
/dev/sdc =C2=A0 =C2=A0 =C2=A0 =C2= =A0 =C2=A0 =C2=A0 =C2=A01.8T =C2=A01.3T =C2=A0503G =C2=A072% /data/5
/dev/sdf =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A01.8T =C2=A01.= 7T =C2=A02.9G 100% /data/6

how i handle this= ? thanks

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