Return-Path: X-Original-To: apmail-hadoop-mapreduce-user-archive@minotaur.apache.org Delivered-To: apmail-hadoop-mapreduce-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 5FB3F47B8 for ; Fri, 10 Jun 2011 21:18:57 +0000 (UTC) Received: (qmail 99039 invoked by uid 500); 10 Jun 2011 21:18:56 -0000 Delivered-To: apmail-hadoop-mapreduce-user-archive@hadoop.apache.org Received: (qmail 98993 invoked by uid 500); 10 Jun 2011 21:18:56 -0000 Mailing-List: contact mapreduce-user-help@hadoop.apache.org; run by ezmlm Precedence: bulk List-Help: List-Unsubscribe: List-Post: List-Id: Reply-To: mapreduce-user@hadoop.apache.org Delivered-To: mailing list mapreduce-user@hadoop.apache.org Received: (qmail 98985 invoked by uid 99); 10 Jun 2011 21:18:56 -0000 Received: from athena.apache.org (HELO athena.apache.org) (140.211.11.136) by apache.org (qpsmtpd/0.29) with ESMTP; Fri, 10 Jun 2011 21:18:56 +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 alexvk@cloudera.com designates 74.125.82.176 as permitted sender) Received: from [74.125.82.176] (HELO mail-wy0-f176.google.com) (74.125.82.176) by apache.org (qpsmtpd/0.29) with ESMTP; Fri, 10 Jun 2011 21:18:52 +0000 Received: by wyb40 with SMTP id 40so3320419wyb.35 for ; Fri, 10 Jun 2011 14:18:30 -0700 (PDT) Received: by 10.216.229.150 with SMTP id h22mr99617weq.68.1307740710127; Fri, 10 Jun 2011 14:18:30 -0700 (PDT) MIME-Version: 1.0 Received: by 10.216.170.195 with HTTP; Fri, 10 Jun 2011 14:18:06 -0700 (PDT) In-Reply-To: References: From: Alex Kozlov Date: Fri, 10 Jun 2011 14:18:06 -0700 Message-ID: Subject: Re: 2011-06-10 13:14:29,767 FATAL org.apache.hadoop.mapred.JobTracker: java.net.BindException: Problem binding to server1/10.0.3.85:8021 : Address already in use To: mapreduce-user@hadoop.apache.org Content-Type: multipart/alternative; boundary=0016e65aef927c499b04a5621c8d --0016e65aef927c499b04a5621c8d Content-Type: text/plain; charset=ISO-8859-1 1. Check the /etc/hosts file that it translates the local machine name (server1) into local IP (or just contains loopback interface record "localhost"). What does ping server1 returns with? 2. Try `telnet server1 8022` as well as `telnet 10.0.3.85 8022`: does it connect? There is another unrelated error about /var/log/hadoop-0.20/history: make sure your have x permissions along the whole path. Alex K On Fri, Jun 10, 2011 at 1:44 PM, Shuja Rehman wrote: > i have checked using netstat. the port is not used by any process. more > over i change from 8021 to 8022 in mapred.site.xml. but the error still > remains. > the complete stack trace is as follow, > ************************************************************/ > 2011-06-10 13:34:53,415 INFO org.apache.hadoop.mapred.JobTracker: > STARTUP_MSG: > /************************************************************ > STARTUP_MSG: Starting JobTracker > STARTUP_MSG: host = server1/10.0.3.85 > STARTUP_MSG: args = [] > STARTUP_MSG: version = 0.20.2-cdh3u0 > STARTUP_MSG: build = -r 81256ad0f2e4ab2bd34b04f53d25a6c23686dd14; > compiled by 'root' on Fri Mar 25 20:07:24 EDT 2011 > ************************************************************/ > 2011-06-10 13:34:54,125 INFO > org.apache.hadoop.security.token.delegation.AbstractDelegationTokenSecretManager: > Updating the current master key for generating delegation tokens > 2011-06-10 13:34:54,127 INFO org.apache.hadoop.mapred.JobTracker: Scheduler > configured with (memSizeForMapSlotOnJT, memSizeForReduceSlotOnJT, > limitMaxMemForMapTasks, limitMaxMemForReduceTasks) (-1, -1, -1, -1) > 2011-06-10 13:34:54,128 INFO org.apache.hadoop.util.HostsFileReader: > Refreshing hosts (include/exclude) list > 2011-06-10 13:34:54,159 INFO > org.apache.hadoop.security.token.delegation.AbstractDelegationTokenSecretManager: > Starting expired delegation token remover thread, > tokenRemoverScanInterval=60 min(s) > 2011-06-10 13:34:54,159 INFO > org.apache.hadoop.security.token.delegation.AbstractDelegationTokenSecretManager: > Updating the current master key for generating delegation tokens > 2011-06-10 13:34:54,204 INFO org.apache.hadoop.mapred.JobTracker: Starting > jobtracker with owner as mapred > 2011-06-10 13:34:54,233 INFO org.apache.hadoop.ipc.Server: Starting Socket > Reader #1 for port 8022 > 2011-06-10 13:34:54,234 INFO org.apache.hadoop.ipc.metrics.RpcMetrics: > Initializing RPC Metrics with hostName=JobTracker, port=8022 > 2011-06-10 13:34:54,236 INFO > org.apache.hadoop.ipc.metrics.RpcDetailedMetrics: Initializing RPC Metrics > with hostName=JobTracker, port=8022 > 2011-06-10 13:34:54,312 INFO org.mortbay.log: Logging to > org.slf4j.impl.Log4jLoggerAdapter(org.mortbay.log) via > org.mortbay.log.Slf4jLog > 2011-06-10 13:34:54,366 INFO org.apache.hadoop.http.HttpServer: Added > global filtersafety > (class=org.apache.hadoop.http.HttpServer$QuotingInputFilter) > 2011-06-10 13:34:54,403 WARN org.apache.hadoop.util.NativeCodeLoader: > Unable to load native-hadoop library for your platform... using builtin-java > classes where applicable > 2011-06-10 13:34:54,418 WARN org.apache.hadoop.mapred.JobTracker: Error > starting tracker: org.apache.hadoop.util.Shell$ExitCodeException: chmod: > cannot access `/var/log/hadoop-0.20/history': No such file or directory > > at org.apache.hadoop.util.Shell.runCommand(Shell.java:255) > at org.apache.hadoop.util.Shell.run(Shell.java:182) > at > org.apache.hadoop.util.Shell$ShellCommandExecutor.execute(Shell.java:375) > at org.apache.hadoop.util.Shell.execCommand(Shell.java:461) > at org.apache.hadoop.util.Shell.execCommand(Shell.java:444) > at > org.apache.hadoop.fs.RawLocalFileSystem.execCommand(RawLocalFileSystem.java:508) > at > org.apache.hadoop.fs.RawLocalFileSystem.setPermission(RawLocalFileSystem.java:499) > at > org.apache.hadoop.fs.RawLocalFileSystem.mkdirs(RawLocalFileSystem.java:319) > at > org.apache.hadoop.fs.FilterFileSystem.mkdirs(FilterFileSystem.java:189) > at org.apache.hadoop.mapred.JobHistory.init(JobHistory.java:335) > at org.apache.hadoop.mapred.JobTracker$2.run(JobTracker.java:2171) > at org.apache.hadoop.mapred.JobTracker$2.run(JobTracker.java:2168) > at java.security.AccessController.doPrivileged(Native Method) > at javax.security.auth.Subject.doAs(Subject.java:396) > at > org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1115) > at org.apache.hadoop.mapred.JobTracker.(JobTracker.java:2168) > > at org.apache.hadoop.mapred.JobTracker.(JobTracker.java:2043) > at > org.apache.hadoop.mapred.JobTracker.startTracker(JobTracker.java:294) > at > org.apache.hadoop.mapred.JobTracker.startTracker(JobTracker.java:286) > at org.apache.hadoop.mapred.JobTracker.main(JobTracker.java:4767) > > 2011-06-10 13:34:55,423 INFO > org.apache.hadoop.security.UserGroupInformation: JAAS Configuration already > set up for Hadoop, not re-installing. > 2011-06-10 13:34:55,423 INFO > org.apache.hadoop.security.token.delegation.AbstractDelegationTokenSecretManager: > Updating the current master key for generating delegation tokens > 2011-06-10 13:34:55,424 INFO org.apache.hadoop.mapred.JobTracker: Scheduler > configured with (memSizeForMapSlotOnJT, memSizeForReduceSlotOnJT, > limitMaxMemForMapTasks, limitMaxMemForReduceTasks) (-1, -1, -1, -1) > 2011-06-10 13:34:55,424 INFO org.apache.hadoop.util.HostsFileReader: > Refreshing hosts (include/exclude) list > 2011-06-10 13:34:55,447 INFO org.apache.hadoop.mapred.JobTracker: Starting > jobtracker with owner as mapred > 2011-06-10 13:34:55,447 FATAL org.apache.hadoop.mapred.JobTracker: > java.net.BindException: Problem binding to server1/10.0.3.85:8022 : > Address already in use > > at org.apache.hadoop.ipc.Server.bind(Server.java:230) > at org.apache.hadoop.ipc.Server$Listener.(Server.java:319) > at org.apache.hadoop.ipc.Server.(Server.java:1510) > at org.apache.hadoop.ipc.RPC$Server.(RPC.java:539) > at org.apache.hadoop.ipc.RPC.getServer(RPC.java:500) > at org.apache.hadoop.mapred.JobTracker.(JobTracker.java:2136) > at org.apache.hadoop.mapred.JobTracker.(JobTracker.java:2043) > at > org.apache.hadoop.mapred.JobTracker.startTracker(JobTracker.java:294) > at > org.apache.hadoop.mapred.JobTracker.startTracker(JobTracker.java:286) > at org.apache.hadoop.mapred.JobTracker.main(JobTracker.java:4767) > Caused by: java.net.BindException: Address already in use > at sun.nio.ch.Net.bind(Native Method) > at > sun.nio.ch.ServerSocketChannelImpl.bind(ServerSocketChannelImpl.java:119) > at sun.nio.ch.ServerSocketAdaptor.bind(ServerSocketAdaptor.java:59) > at org.apache.hadoop.ipc.Server.bind(Server.java:228) > ... 9 more > > 2011-06-10 13:34:55,448 INFO > org.apache.hadoop.security.token.delegation.AbstractDelegationTokenSecretManager: > Starting expired delegation token remover thread, > tokenRemoverScanInterval=60 min(s) > 2011-06-10 13:34:55,448 INFO > org.apache.hadoop.security.token.delegation.AbstractDelegationTokenSecretManager: > Updating the current master key for generating delegation tokens > 2011-06-10 13:34:55,448 INFO org.apache.hadoop.mapred.JobTracker: > SHUTDOWN_MSG: > /************************************************************ > SHUTDOWN_MSG: Shutting down JobTracker at server1/10.0.3.85 > ************************************************************/ > > > > > On Sat, Jun 11, 2011 at 1:33 AM, Harsh J wrote: > >> On face value, it appears to look like (1) A JT instance is already up >> and bound to that port (2) Something else is using 8021 and has bound >> it to itself. >> >> On Sat, Jun 11, 2011 at 1:57 AM, Shuja Rehman >> wrote: >> > Hi All, >> > >> > i am not sure why i start getting this error. can anybody let me know? >> > >> > 2011-06-10 13:14:29,767 FATAL org.apache.hadoop.mapred.JobTracker: >> > java.net.BindException: Problem binding to server1/10.0.3.85:8021 : >> Address >> > already in use >> > at org.apache.hadoop.ipc.Server.bind(Server.java:230) >> > at org.apache.hadoop.ipc.Server$Listener.(Server.java:319) >> > at org.apache.hadoop.ipc.Server.(Server.java:1510) >> > at org.apache.hadoop.ipc.RPC$Server.(RPC.java:539) >> > at org.apache.hadoop.ipc.RPC.getServer(RPC.java:500) >> > at >> org.apache.hadoop.mapred.JobTracker.(JobTracker.java:2136) >> > at >> org.apache.hadoop.mapred.JobTracker.(JobTracker.java:2043) >> > at >> > org.apache.hadoop.mapred.JobTracker.startTracker(JobTracker.java:294) >> > at >> > org.apache.hadoop.mapred.JobTracker.startTracker(JobTracker.java:286) >> > at >> org.apache.hadoop.mapred.JobTracker.main(JobTracker.java:4767) >> > Caused by: java.net.BindException: Address already in use >> > at sun.nio.ch.Net.bind(Native Method) >> > at >> > >> sun.nio.ch.ServerSocketChannelImpl.bind(ServerSocketChannelImpl.java:119) >> > at >> sun.nio.ch.ServerSocketAdaptor.bind(ServerSocketAdaptor.java:59) >> > at org.apache.hadoop.ipc.Server.bind(Server.java:228) >> > ... 9 more >> > >> > >> > Thanks >> > >> > -- >> > Regards >> > Shuja-ur-Rehman Baig >> > >> > >> > >> >> >> >> -- >> Harsh J >> > > > > -- > Regards > Shuja-ur-Rehman Baig > > > --0016e65aef927c499b04a5621c8d Content-Type: text/html; charset=ISO-8859-1 Content-Transfer-Encoding: quoted-printable 1. Check the /etc/hosts file that it translates the local machine name (ser= ver1) into local IP (or just contains loopback interface record "local= host").=A0 What does ping server1 returns with?
2. Try `telnet serv= er1 8022` as well as `telnet 10.0.3.85 8022`: does it connect?

There is another unrelated error about /var/log/hadoop-0.20/history: ma= ke sure your have x permissions along the whole path.

Alex K

=
On Fri, Jun 10, 2011 at 1:44 PM, Shuja Rehman <shujamughal@gm= ail.com> wrote:
i have checked using netstat. the port is n= ot used by any process. more over i change =A0 from 8021 to 8022 in mapred.= site.xml. but the error still remains.
the complete stack trace is as follow,
*********************************= ***************************/
2011-06-10 13:34:53,415 INFO org.apache.hadoop.mapred.JobTracker: STARTUP_M= SG:
/************************************************************
STA= RTUP_MSG: Starting JobTracker
STARTUP_MSG:=A0=A0 host =3D server1/10.0.3.85
STARTUP_MSG:=A0=A0 args =3D []
STARTUP_MSG:=A0=A0 version =3D 0.20.2-cdh= 3u0
STARTUP_MSG:=A0=A0 build =3D=A0 -r 81256ad0f2e4ab2bd34b04f53d25a6c23= 686dd14; compiled by 'root' on Fri Mar 25 20:07:24 EDT 2011
****= ********************************************************/
2011-06-10 13:34:54,125 INFO org.apache.hadoop.security.token.delegation.Ab= stractDelegationTokenSecretManager: Updating the current master key for gen= erating delegation tokens
2011-06-10 13:34:54,127 INFO org.apache.hadoop= .mapred.JobTracker: Scheduler configured with (memSizeForMapSlotOnJT, memSi= zeForReduceSlotOnJT, limitMaxMemForMapTasks, limitMaxMemForReduceTasks) (-1= , -1, -1, -1)
2011-06-10 13:34:54,128 INFO org.apache.hadoop.util.HostsFileReader: Refres= hing hosts (include/exclude) list
2011-06-10 13:34:54,159 INFO org.apach= e.hadoop.security.token.delegation.AbstractDelegationTokenSecretManager: St= arting expired delegation token remover thread, tokenRemoverScanInterval=3D= 60 min(s)
2011-06-10 13:34:54,159 INFO org.apache.hadoop.security.token.delegation.Ab= stractDelegationTokenSecretManager: Updating the current master key for gen= erating delegation tokens
2011-06-10 13:34:54,204 INFO org.apache.hadoop= .mapred.JobTracker: Starting jobtracker with owner as mapred
2011-06-10 13:34:54,233 INFO org.apache.hadoop.ipc.Server: Starting Socket = Reader #1 for port 8022
2011-06-10 13:34:54,234 INFO org.apache.hadoop.i= pc.metrics.RpcMetrics: Initializing RPC Metrics with hostName=3DJobTracker,= port=3D8022
2011-06-10 13:34:54,236 INFO org.apache.hadoop.ipc.metrics.RpcDetailedMetri= cs: Initializing RPC Metrics with hostName=3DJobTracker, port=3D8022
201= 1-06-10 13:34:54,312 INFO org.mortbay.log: Logging to org.slf4j.impl.Log4jL= oggerAdapter(org.mortbay.log) via org.mortbay.log.Slf4jLog
2011-06-10 13:34:54,366 INFO org.apache.hadoop.http.HttpServer: Added globa= l filtersafety (class=3Dorg.apache.hadoop.http.HttpServer$QuotingInputFilte= r)
2011-06-10 13:34:54,403 WARN org.apache.hadoop.util.NativeCodeLoader:= Unable to load native-hadoop library for your platform... using builtin-ja= va classes where applicable
2011-06-10 13:34:54,418 WARN org.apache.hadoop.mapred.JobTracker: Error sta= rting tracker: org.apache.hadoop.util.Shell$ExitCodeException: chmod: canno= t access `/var/log/hadoop-0.20/history': No such file or directory

=A0=A0=A0=A0=A0=A0=A0 at org.apache.hadoop.util.Shell.runCommand(Shell.= java:255)
=A0=A0=A0=A0=A0=A0=A0 at org.apache.hadoop.util.Shell.run(Shel= l.java:182)
=A0=A0=A0=A0=A0=A0=A0 at org.apache.hadoop.util.Shell$ShellC= ommandExecutor.execute(Shell.java:375)
=A0=A0=A0=A0=A0=A0=A0 at org.apache.hadoop.util.Shell.execCommand(Shell.jav= a:461)
=A0=A0=A0=A0=A0=A0=A0 at org.apache.hadoop.util.Shell.execCommand= (Shell.java:444)
=A0=A0=A0=A0=A0=A0=A0 at org.apache.hadoop.fs.RawLocalF= ileSystem.execCommand(RawLocalFileSystem.java:508)
=A0=A0=A0=A0=A0=A0=A0 at org.apache.hadoop.fs.RawLocalFileSystem.setPermiss= ion(RawLocalFileSystem.java:499)
=A0=A0=A0=A0=A0=A0=A0 at org.apache.had= oop.fs.RawLocalFileSystem.mkdirs(RawLocalFileSystem.java:319)
=A0=A0=A0= =A0=A0=A0=A0 at org.apache.hadoop.fs.FilterFileSystem.mkdirs(FilterFileSyst= em.java:189)
=A0=A0=A0=A0=A0=A0=A0 at org.apache.hadoop.mapred.JobHistory.init(JobHistor= y.java:335)
=A0=A0=A0=A0=A0=A0=A0 at org.apache.hadoop.mapred.JobTracker= $2.run(JobTracker.java:2171)
=A0=A0=A0=A0=A0=A0=A0 at org.apache.hadoop.= mapred.JobTracker$2.run(JobTracker.java:2168)
=A0=A0=A0=A0=A0=A0=A0 at java.security.AccessController.doPrivileged(Native= Method)
=A0=A0=A0=A0=A0=A0=A0 at javax.security.auth.Subject.doAs(Subje= ct.java:396)
=A0=A0=A0=A0=A0=A0=A0 at org.apache.hadoop.security.UserGro= upInformation.doAs(UserGroupInformation.java:1115)
=A0=A0=A0=A0=A0=A0=A0 at org.apache.hadoop.mapred.JobTracker.<init>(J= obTracker.java:2168)

=A0=A0=A0=A0=A0=A0=A0 at org.apac= he.hadoop.mapred.JobTracker.<init>(JobTracker.java:2043)
=A0=A0=A0= =A0=A0=A0=A0 at org.apache.hadoop.mapred.JobTracker.startTracker(JobTracker= .java:294)
=A0=A0=A0=A0=A0=A0=A0 at org.apache.hadoop.mapred.JobTracker.startTracker(J= obTracker.java:286)
=A0=A0=A0=A0=A0=A0=A0 at org.apache.hadoop.mapred.Jo= bTracker.main(JobTracker.java:4767)

2011-06-10 13:34:55,423 IN= FO org.apache.hadoop.security.UserGroupInformation: JAAS Configuration alre= ady set up for Hadoop, not re-installing.
2011-06-10 13:34:55,423 INFO org.apache.hadoop.security.token.delegation.Ab= stractDelegationTokenSecretManager: Updating the current master key for gen= erating delegation tokens
2011-06-10 13:34:55,424 INFO org.apache.hadoop= .mapred.JobTracker: Scheduler configured with (memSizeForMapSlotOnJT, memSi= zeForReduceSlotOnJT, limitMaxMemForMapTasks, limitMaxMemForReduceTasks) (-1= , -1, -1, -1)
2011-06-10 13:34:55,424 INFO org.apache.hadoop.util.HostsFileReader: Refres= hing hosts (include/exclude) list
2011-06-10 13:34:55,447 INFO org.apach= e.hadoop.mapred.JobTracker: Starting jobtracker with owner as mapred
2011-06-10 13:34:55,447 FATAL org.apache.hadoop.mapred.JobTracker: java.net= .BindException: Problem binding to server1/10.0.3.85:8022 : Address already in use

=A0=A0=A0=A0=A0=A0=A0 at org.apache.hadoop.ipc.Server.bind(Server.java:= 230)
=A0=A0=A0=A0=A0=A0=A0 at org.apache.hadoop.ipc.Server$Listener.<init>= (Server.java:319)
=A0=A0=A0=A0=A0=A0=A0 at org.apache.hadoop.ipc.Server.= <init>(Server.java:1510)
=A0=A0=A0=A0=A0=A0=A0 at org.apache.hadoo= p.ipc.RPC$Server.<init>(RPC.java:539)
=A0=A0=A0=A0=A0=A0=A0 at org.apache.hadoop.ipc.RPC.getServer(RPC.java:500)<= br>=A0=A0=A0=A0=A0=A0=A0 at org.apache.hadoop.mapred.JobTracker.<init>= ;(JobTracker.java:2136)
=A0=A0=A0=A0=A0=A0=A0 at org.apache.hadoop.mapre= d.JobTracker.<init>(JobTracker.java:2043)
=A0=A0=A0=A0=A0=A0=A0 at org.apache.hadoop.mapred.JobTracker.startTracker(J= obTracker.java:294)
=A0=A0=A0=A0=A0=A0=A0 at org.apache.hadoop.mapred.Jo= bTracker.startTracker(JobTracker.java:286)
=A0=A0=A0=A0=A0=A0=A0 at org.= apache.hadoop.mapred.JobTracker.main(JobTracker.java:4767)
Caused by: java.net.BindException: Address already in use
=A0=A0=A0=A0= =A0=A0=A0 at sun.nio.ch.Net.bind(Native Method)
=A0=A0=A0=A0=A0=A0=A0 at= sun.nio.ch.ServerSocketChannelImpl.bind(ServerSocketChannelImpl.java:119)<= br>=A0=A0=A0=A0=A0=A0=A0 at sun.nio.ch.ServerSocketAdaptor.bind(ServerSocke= tAdaptor.java:59)
=A0=A0=A0=A0=A0=A0=A0 at org.apache.hadoop.ipc.Server.bind(Server.java:228)=
=A0=A0=A0=A0=A0=A0=A0 ... 9 more

2011-06-10 13:34:55,448 I= NFO org.apache.hadoop.security.token.delegation.AbstractDelegationTokenSecr= etManager: Starting expired delegation token remover thread, tokenRemoverSc= anInterval=3D60 min(s)
2011-06-10 13:34:55,448 INFO org.apache.hadoop.security.token.delegation.Ab= stractDelegationTokenSecretManager: Updating the current master key for gen= erating delegation tokens
2011-06-10 13:34:55,448 INFO org.apache.hadoop= .mapred.JobTracker: SHUTDOWN_MSG:
/************************************************************
SHUTDOWN_M= SG: Shutting down JobTracker at server1/10.0.3.85
**********************************************= **************/


=A0

On Sat, Jun 11, 2011 at 1:33 AM,= Harsh J <harsh@cloudera.com> wrote:
On face value, it appears to look like (1) A JT instance is already up
and bound to that port (2) Something else is using 8021 and has bound
it to itself.

On Sat, Jun 11, 2011 at 1:57 AM, Shuja Rehman <shujamughal@gmail.com> wrote:
> Hi All,
>
> i am not sure why i start getting this error. can=A0 anybody let me kn= ow?
>
> 2011-06-10 13:14:29,767 FATAL org.apache.hadoop.mapred.JobTracker:
> java.net.BindException: Problem binding to server1/10.0.3.85:8021 : Address
> already in use
> =A0=A0=A0=A0=A0=A0=A0 at org.apache.hadoop.ipc.Server.bind(Server.java= :230)
> =A0=A0=A0=A0=A0=A0=A0 at org.apache.hadoop.ipc.Server$Listener.<ini= t>(Server.java:319)
> =A0=A0=A0=A0=A0=A0=A0 at org.apache.hadoop.ipc.Server.<init>(Ser= ver.java:1510)
> =A0=A0=A0=A0=A0=A0=A0 at org.apache.hadoop.ipc.RPC$Server.<init>= (RPC.java:539)
> =A0=A0=A0=A0=A0=A0=A0 at org.apache.hadoop.ipc.RPC.getServer(RPC.java:= 500)
> =A0=A0=A0=A0=A0=A0=A0 at org.apache.hadoop.mapred.JobTracker.<init&= gt;(JobTracker.java:2136)
> =A0=A0=A0=A0=A0=A0=A0 at org.apache.hadoop.mapred.JobTracker.<init&= gt;(JobTracker.java:2043)
> =A0=A0=A0=A0=A0=A0=A0 at
> org.apache.hadoop.mapred.JobTracker.startTracker(JobTracker.java:294)<= br> > =A0=A0=A0=A0=A0=A0=A0 at
> org.apache.hadoop.mapred.JobTracker.startTracker(JobTracker.java:286)<= br> > =A0=A0=A0=A0=A0=A0=A0 at org.apache.hadoop.mapred.JobTracker.main(JobT= racker.java:4767)
> Caused by: java.net.BindException: Address already in use
> =A0=A0=A0=A0=A0=A0=A0 at sun.nio.ch.Net.bind(Native Method)
> =A0=A0=A0=A0=A0=A0=A0 at
> sun.nio.ch.ServerSocketChannelImpl.bind(ServerSocketChannelImpl.java:1= 19)
> =A0=A0=A0=A0=A0=A0=A0 at sun.nio.ch.ServerSocketAdaptor.bind(ServerSoc= ketAdaptor.java:59)
> =A0=A0=A0=A0=A0=A0=A0 at org.apache.hadoop.ipc.Server.bind(Server.java= :228)
> =A0=A0=A0=A0=A0=A0=A0 ... 9 more
>
>
> Thanks
>
> --
> Regards
> Shuja-ur-Rehman Baig
>
>
>



--
Harsh J



--
Regards
Shuja-ur-Rehman Baig



--0016e65aef927c499b04a5621c8d--