incubator-hama-dev mailing list archives

Site index · List index
Message view « Date » · « Thread »
Top « Date » · « Thread »
From "Edward J. Yoon" <edwardy...@apache.org>
Subject Re: Debugging hama in eclipse
Date Thu, 23 Jun 2011 09:16:36 GMT
Have you tried to run with <value>ubuntu</value>?

On Thu, Jun 23, 2011 at 6:04 PM, Ashish Agarwal <ashish.a77777@gmail.com> wrote:
> <property>
>   <name>fs.default.name</name>
>    <value>localhost:9000</value>
>  </property>
>
> This is the same in both hadoop-site.xml and the hama-site.xml
>
> The /etc/hosts file looks like this -
>
> 69.90.54.2      ubuntu  # Added by NetworkManager
> 127.0.0.1       localhost.localdomain   localhost
> ::1     ubuntu  localhost6.localdomain6 localhost6
> 127.0.1.1       ubuntu.ubuntu-domain    ubuntu
>
> # The following lines are desirable for IPv6 capable hosts
> ::1     localhost ip6-localhost ip6-loopback
> fe00::0 ip6-localnet
> ff00::0 ip6-mcastprefix
> ff02::1 ip6-allnodes
> ff02::2 ip6-allrouters
> ff02::3 ip6-allhosts
>
> Thanks
> Ashish
>
>
> On Thu, Jun 23, 2011 at 1:40 AM, Edward J. Yoon <edwardyoon@apache.org> wrote:
>> What is your 'fs.default.name' of hadoop?
>>
>> What is your hostname?
>>
>> Have you seen the /etc/hosts file?
>>
>> On Thu, Jun 23, 2011 at 5:22 PM, Ashish Agarwal <ashish.a77777@gmail.com> wrote:
>>> I already have made that change, but I still have the same error
>>>
>>> I have tried
>>> <value>localhost:40000</value>
>>> and also
>>> <value>local</value>
>>>
>>>
>>> Thanks
>>> Ashish
>>>
>>>
>>>
>>> On Thu, Jun 23, 2011 at 1:12 AM, Edward J. Yoon <edwardyoon@apache.org>
wrote:
>>>>
>>>> You need to set the 'bsp.master.address' to localhost or your hostname.
>>>>
>>>> conf/hama-site.xml:
>>>>
>>>>  <property>
>>>>    <name>bsp.master.address</name>
>>>>    <value>localhost:40000</value>
>>>>  </property>
>>>>
>>>> On Thu, Jun 23, 2011 at 5:01 PM, Ashish Agarwal <ashish.a77777@gmail.com>
wrote:
>>>> > Now, I am having a problem starting the bspmaster :(
>>>> > bin/hama bspmaster
>>>> >
>>>> >
>>>> > hadoop@ubuntu:~/Desktop/SecondWorkspace/hama-trunk$ bin/hama bspmaster
>>>> > 11/06/23 01:00:13 INFO hama.BSPMasterRunner: STARTUP_MSG:
>>>> > /************************************************************
>>>> > STARTUP_MSG: Starting BSPMaster
>>>> > STARTUP_MSG:   host = ubuntu/127.0.1.1
>>>> > STARTUP_MSG:   args = []
>>>> > STARTUP_MSG:   version = 0.20.2
>>>> > STARTUP_MSG:   build =  -r ; compiled by 'chrisdo' on Wed Mar 10
>>>> > 13:22:54 PST 2010
>>>> > ************************************************************/
>>>> > 11/06/23 01:00:13 INFO bsp.BSPMaster: RPC BSPMaster: host local port
40000
>>>> > 11/06/23 01:00:14 FATAL hama.BSPMasterRunner:
>>>> > java.net.UnknownHostException: Invalid hostname for server: local
>>>> >        at org.apache.hadoop.ipc.Server.bind(Server.java:198)
>>>> >        at org.apache.hadoop.ipc.Server$Listener.<init>(Server.java:253)
>>>> >        at org.apache.hadoop.ipc.Server.<init>(Server.java:1026)
>>>> >        at org.apache.hadoop.ipc.RPC$Server.<init>(RPC.java:488)
>>>> >        at org.apache.hadoop.ipc.RPC.getServer(RPC.java:450)
>>>> >        at org.apache.hadoop.ipc.RPC.getServer(RPC.java:441)
>>>> >        at org.apache.hama.bsp.BSPMaster.<init>(BSPMaster.java:248)
>>>> >        at org.apache.hama.bsp.BSPMaster.startMaster(BSPMaster.java:419)
>>>> >        at org.apache.hama.bsp.BSPMaster.startMaster(BSPMaster.java:413)
>>>> >        at org.apache.hama.BSPMasterRunner.run(BSPMasterRunner.java:46)
>>>> >        at org.apache.hadoop.util.ToolRunner.run(ToolRunner.java:65)
>>>> >        at org.apache.hadoop.util.ToolRunner.run(ToolRunner.java:79)
>>>> >        at org.apache.hama.BSPMasterRunner.main(BSPMasterRunner.java:56)
>>>> >
>>>> > 11/06/23 01:00:14 INFO hama.BSPMasterRunner: SHUTDOWN_MSG:
>>>> > /************************************************************
>>>> > SHUTDOWN_MSG: Shutting down BSPMaster at ubuntu/127.0.1.1
>>>> > ************************************************************/
>>>> > hadoop@ubuntu:~/Desktop/SecondWorkspace/hama-trunk$
>>>> >
>>>> >
>>>> > Thanks
>>>> > Ashish
>>>> >
>>>> > On Thu, Jun 23, 2011 at 12:49 AM, Edward J. Yoon <edwardyoon@apache.org>
wrote:
>>>> >> If you want to execute a command in the background without watching
>>>> >> logs, you can do the following:
>>>> >>
>>>> >> % bin/hama zookeeper &
>>>> >>
>>>> >> On Thu, Jun 23, 2011 at 4:43 PM, Ashish Agarwal <ashish.a77777@gmail.com>
wrote:
>>>> >>> How long does it take to execute the command
>>>> >>> bin/hama zookeeper
>>>> >>>
>>>> >>> I had to stop the execution as it stopped doing anything after
some time.
>>>> >>>
>>>> >>> hadoop@ubuntu:~/Desktop/SecondWorkspace/hama-trunk$ bin/hama
zookeeper
>>>> >>> 11/06/23 00:27:41 INFO server.ZooKeeperServerMain: Starting
server
>>>> >>> 11/06/23 00:27:41 INFO server.ZooKeeperServer: Server
>>>> >>> environment:zookeeper.version=3.3.1-942149, built on 05/07/2010
17:14
>>>> >>> GMT
>>>> >>> 11/06/23 00:27:41 INFO server.ZooKeeperServer: Server
>>>> >>> environment:host.name=ubuntu.ubuntu-domain
>>>> >>> 11/06/23 00:27:41 INFO server.ZooKeeperServer: Server
>>>> >>> environment:java.version=1.6.0_24
>>>> >>> 11/06/23 00:27:41 INFO server.ZooKeeperServer: Server
>>>> >>> environment:java.vendor=Sun Microsystems Inc.
>>>> >>> 11/06/23 00:27:41 INFO server.ZooKeeperServer: Server
>>>> >>> environment:java.home=/usr/lib/jvm/java-6-sun-1.6.0.24/jre
>>>> >>> 11/06/23 00:27:41 INFO server.ZooKeeperServer: Server
>>>> >>> environment:java.class.path=/home/hadoop/Desktop/SecondWorkspace/hama-trunk/bin/../conf:/usr/lib/jvm/java-6-sun/lib/tools.jar:/home/hadoop/Desktop/SecondWorkspace/hama-trunk/bin/../target/classes:/home/hadoop/Desktop/SecondWorkspace/hama-trunk/bin/../hama-**.jar:/home/hadoop/Desktop/SecondWorkspace/hama-trunk/bin/../lib/commons-cli-1.2.jar:/home/hadoop/Desktop/SecondWorkspace/hama-trunk/bin/../lib/commons-logging-1.0.4.jar:/home/hadoop/Desktop/SecondWorkspace/hama-trunk/bin/../lib/hadoop-core-0.20.2.jar:/home/hadoop/Desktop/SecondWorkspace/hama-trunk/bin/../lib/hadoop-test-0.20.2.jar:/home/hadoop/Desktop/SecondWorkspace/hama-trunk/bin/../lib/jetty-6.1H.22.jar:/home/hadoop/Desktop/SecondWorkspace/hama-trunk/bin/../lib/jetty-annotations-6.1H.22.jar:/home/hadoop/Desktop/SecondWorkspace/hama-trunk/bin/../lib/jetty-util-6.1H.22.jar:/home/hadoop/Desktop/SecondWorkspace/hama-trunk/bin/../lib/junit-3.8.1.jar:/home/hadoop/Desktop/SecondWorkspace/hama-trunk/bin/../lib/log4j-1.2.15.jar:/home/hadoop/Desktop/SecondWorkspace/hama-trunk/bin/../lib/slf4j-log4j12-1.5.2.jar:/home/hadoop/Desktop/SecondWorkspace/hama-trunk/bin/../lib/zookeeper-3.3.1.jar
>>>> >>> 11/06/23 00:27:41 INFO server.ZooKeeperServer: Server
>>>> >>> environment:java.library.path=/usr/lib/jvm/java-6-sun-1.6.0.24/jre/lib/i386/server:/usr/lib/jvm/java-6-sun-1.6.0.24/jre/lib/i386:/usr/lib/jvm/java-6-sun-1.6.0.24/jre/../lib/i386:/usr/java/packages/lib/i386:/lib:/usr/lib
>>>> >>> 11/06/23 00:27:41 INFO server.ZooKeeperServer: Server
>>>> >>> environment:java.io.tmpdir=/tmp
>>>> >>> 11/06/23 00:27:41 INFO server.ZooKeeperServer: Server
>>>> >>> environment:java.compiler=<NA>
>>>> >>> 11/06/23 00:27:41 INFO server.ZooKeeperServer: Server environment:os.name=Linux
>>>> >>> 11/06/23 00:27:41 INFO server.ZooKeeperServer: Server environment:os.arch=i386
>>>> >>> 11/06/23 00:27:41 INFO server.ZooKeeperServer: Server
>>>> >>> environment:os.version=2.6.35-28-generic
>>>> >>> 11/06/23 00:27:41 INFO server.ZooKeeperServer: Server
>>>> >>> environment:user.name=hadoop
>>>> >>> 11/06/23 00:27:41 INFO server.ZooKeeperServer: Server
>>>> >>> environment:user.home=/home/hadoop
>>>> >>> 11/06/23 00:27:41 INFO server.ZooKeeperServer: Server
>>>> >>> environment:user.dir=/home/hadoop/Desktop/SecondWorkspace/hama-trunk
>>>> >>> 11/06/23 00:27:41 INFO server.ZooKeeperServer: tickTime set
to 3000
>>>> >>> 11/06/23 00:27:41 INFO server.ZooKeeperServer: minSessionTimeout
set to -1
>>>> >>> 11/06/23 00:27:41 INFO server.ZooKeeperServer: maxSessionTimeout
set to 1200000
>>>> >>> 11/06/23 00:27:41 INFO server.NIOServerCnxn: binding to port
>>>> >>> 0.0.0.0/0.0.0.0:21810
>>>> >>> 11/06/23 00:27:41 INFO persistence.FileSnap: Reading snapshot
>>>> >>> /tmp/hama-hadoop/zookeeper/version-2/snapshot.0
>>>> >>> 11/06/23 00:27:41 INFO persistence.FileSnap: Reading snapshot
>>>> >>> /tmp/hama-hadoop/zookeeper/version-2/snapshot.0
>>>> >>> 11/06/23 00:27:41 INFO persistence.FileTxnSnapLog: Snapshotting:
0
>>>> >>> ^Chadoop@ubuntu:~/Desktop/SecondWorkspace/hama-trunk$
>>>> >>>
>>>> >>>
>>>> >>> Thanks
>>>> >>> Ashish
>>>> >>>
>>>> >>>
>>>> >>>
>>>> >>> On Wed, Jun 22, 2011 at 3:31 PM, Joseph Boyd
>>>> >>> <joseph.boyd@cbsinteractive.com> wrote:
>>>> >>>>
>>>> >>>> On Wed, Jun 22, 2011 at 3:15 PM, Edward J. Yoon <edwardyoon@apache.org>
wrote:
>>>> >>>> > Instead removing 206 line, why don't we add dependencies
as below?
>>>> >>>>
>>>> >>>> I think removing line 206 is the right thing to do.  Hama
doesn't
>>>> >>>> depend on commons-cli, hadoop-core does, and maven will
properly pick
>>>> >>>> that up and include the jar if allowed.
>>>> >>>>
>>>> >>>> The fact that Hama doesn't depend on the several items below
was
>>>> >>>> correctly detected by maven, in the report description of
HAMA-402.
>>>> >>>>
>>>> >>>> You don't mention a particular problem with including the
transitive
>>>> >>>> dependencies, but if your problem is that it includes too
many items,
>>>> >>>> maven does have options to exclude a particular transitive
dependency
>>>> >>>> on a case-by-case basis that might be more appropriate to
use.
>>>> >>>>
>>>> >>>> Including the dependencies below as you suggest puts Hama
in the place
>>>> >>>> of maintaining a transitive dependency like commons-cli
in lock-step
>>>> >>>> hadoop-core, where the actual dependency comes from.
>>>> >>>>
>>>> >>>>
>>>> >>>> This is all just my $.02 worth, I'm open to arguments in
favor of
>>>> >>>> <excludeTransitive/>, and there is often more than
one way to skin a
>>>> >>>> cat with respect to dependency management.
>>>> >>>>
>>>> >>>>
>>>> >>>> ...joe
>>>> >>>>
>>>> >>>>
>>>> >>>>
>>>> >>>> >    <dependency>
>>>> >>>> >      <groupId>org.mortbay.jetty</groupId>
>>>> >>>> >      <artifactId>jetty-annotations</artifactId>
>>>> >>>> >      <version>6.1H.22</version>
>>>> >>>> >    </dependency>
>>>> >>>> >    <dependency>
>>>> >>>> >      <groupId>org.slf4j</groupId>
>>>> >>>> >      <artifactId>slf4j-log4j12</artifactId>
>>>> >>>> >      <version>1.5.2</version>
>>>> >>>> >    </dependency>
>>>> >>>> >    <dependency>
>>>> >>>> >      <groupId>commons-cli</groupId>
>>>> >>>> >      <artifactId>commons-cli</artifactId>
>>>> >>>> >      <version>1.2</version>
>>>> >>>> >    </dependency>
>>>> >>>> >
>>>> >>>> > Thanks.
>>>> >>>> >
>>>> >>>> > On Thu, Jun 23, 2011 at 7:00 AM, Edward J. Yoon <edwardyoon@apache.org>
wrote:
>>>> >>>> >> Oh... sorry, you're right.
>>>> >>>> >>
>>>> >>>> >> It looks like a bug. We have to fix this.
>>>> >>>> >>
>>>> >>>> >> [INFO] Total time: 4:36.098s
>>>> >>>> >> [INFO] Finished at: Thu Jun 23 06:58:28 KST 2011
>>>> >>>> >> [INFO] Final Memory: 20M/51M
>>>> >>>> >> [INFO] ------------------------------------------------------------------------
>>>> >>>> >> edward@test ~/workspace/hama-trunk $ ls lib/
>>>> >>>> >> commons-logging-1.0.4.jar  hadoop-test-0.20.2.jar
>>>> >>>> >> jetty-util-6.1H.22.jar  log4j-1.2.15.jar
>>>> >>>> >> hadoop-core-0.20.2.jar     jetty-6.1H.22.jar
      junit-3.8.1.jar
>>>> >>>> >>    zookeeper-3.3.1.jar
>>>> >>>> >> edward@tweetple ~/workspace/hama-trunk $ bin/hama
zookeeper
>>>> >>>> >> -bash: bin/hama: Permission denied
>>>> >>>> >> edward@test ~/workspace/hama-trunk $ chmod 777
bin/**
>>>> >>>> >> edward@test ~/workspace/hama-trunk $ bin/hama zookeeper
>>>> >>>> >> Exception in thread "main" java.lang.NoClassDefFoundError:
>>>> >>>> >> org/apache/commons/cli/ParseException
>>>> >>>> >>        at org.apache.hadoop.util.ToolRunner.run(ToolRunner.java:59)
>>>> >>>> >>        at org.apache.hadoop.util.ToolRunner.run(ToolRunner.java:79)
>>>> >>>> >>        at org.apache.hama.ZooKeeperRunner.main(ZooKeeperRunner.java:41)
>>>> >>>> >> Caused by: java.lang.ClassNotFoundException:
>>>> >>>> >> org.apache.commons.cli.ParseException
>>>> >>>> >>        at java.net.URLClassLoader$1.run(URLClassLoader.java:200)
>>>> >>>> >>        at java.security.AccessController.doPrivileged(Native
Method)
>>>> >>>> >>        at java.net.URLClassLoader.findClass(URLClassLoader.java:188)
>>>> >>>> >>        at java.lang.ClassLoader.loadClass(ClassLoader.java:303)
>>>> >>>> >>        at sun.misc.Launcher$AppClassLoader.loadClass(Launcher.java:301)
>>>> >>>> >>        at java.lang.ClassLoader.loadClass(ClassLoader.java:248)
>>>> >>>> >>        at java.lang.ClassLoader.loadClassInternal(ClassLoader.java:316)
>>>> >>>> >>        ... 3 more
>>>> >>>> >>
>>>> >>>> >>
>>>> >>>> >>
>>>> >>>> >> On Thu, Jun 23, 2011 at 6:45 AM, Edward J. Yoon
<edwardyoon@apache.org> wrote:
>>>> >>>> >>> That's so weird.
>>>> >>>> >>>
>>>> >>>> >>> It works well on my test cluster.
>>>> >>>> >>>
>>>> >>>> >>> edward@slave:~/workspace/hama-trunk$ ls lib/
>>>> >>>> >>> commons-logging-1.0.4.jar  hadoop-test-0.20.2.jar
>>>> >>>> >>> jetty-util-6.1H.22.jar  log4j-1.2.15.jar
>>>> >>>> >>> hadoop-core-0.20.2.jar     jetty-6.1H.22.jar
      junit-3.8.1.jar
>>>> >>>> >>>    zookeeper-3.3.1.jar
>>>> >>>> >>> edward@slave:~/workspace/hama-trunk$ bin/hama
jar
>>>> >>>> >>> hama-examples-0.3.0-incubating-SNAPSHOT.jar
pi
>>>> >>>> >>> 11/06/23 06:41:55 DEBUG bsp.BSPJobClient: BSPJobClient.submitJobDir:
>>>> >>>> >>> hdfs://slave.udanax.org:9000/tmp/hadoop-edward/bsp/system/submit_ebr5do
>>>> >>>> >>> 11/06/23 06:41:57 INFO bsp.BSPJobClient: Running
job: job_201106230640_0001
>>>> >>>> >>> 11/06/23 06:42:00 INFO bsp.BSPJobClient: Current
supersteps number: 0
>>>> >>>> >>> 11/06/23 06:42:03 INFO bsp.BSPJobClient: Current
supersteps number: 1
>>>> >>>> >>> 11/06/23 06:42:03 INFO bsp.BSPJobClient: The
total number of supersteps: 1
>>>> >>>> >>> Estimated value of PI is 3.1534
>>>> >>>> >>> Job Finished in 7.886 seconds
>>>> >>>> >>> edward@slave:~/workspace/hama-trunk$
>>>> >>>> >>>
>>>> >>>> >>> On Thu, Jun 23, 2011 at 4:21 AM, Joseph Boyd
>>>> >>>> >>> <joseph.boyd@cbsinteractive.com> wrote:
>>>> >>>> >>>> Replying to my own post ...
>>>> >>>> >>>>
>>>> >>>> >>>> On Wed, Jun 22, 2011 at 11:05 AM, Joseph
Boyd
>>>> >>>> >>>> <joseph.boyd@cbsinteractive.com>
wrote:
>>>> >>>> >>>>> On Thu, Jun 16, 2011 at 4:37 AM, Ashish
Agarwal <ashish.a77777@gmail.com> wrote:
>>>> >>>> >>>>>>
>>>> >>>> >>>>>> When I try to run the hama daemons
using the command -
>>>> >>>> >>>>>> bin/hama zookeeper
>>>> >>>> >>>>>>
>>>> >>>> >>>>>> I get this error -
>>>> >>>> >>>>
>>>> >>>> >>>> It looks like the problem is actually this
line in pom.xml (line 205)  :
>>>> >>>> >>>>                    <excludeTransitive>true</excludeTransitive>
>>>> >>>> >>>>
>>>> >>>> >>>> This prevents commons-cli (and other transitive
dependencies) from
>>>> >>>> >>>> being copied to the lib dir like they should
be.
>>>> >>>> >>>>
>>>> >>>> >>>> Removing line 205 fixes the NoClassDefFoundError
for me.  I can open a
>>>> >>>> >>>> JIRA for this after lunch, the command
line is fairly broken with this
>>>> >>>> >>>> line in, especially after several dependencies
were (correctly)
>>>> >>>> >>>> removed in HAMA-402.
>>>> >>>> >>>>
>>>> >>>> >>>>
>>>> >>>> >>>> ...joe
>>>> >>>> >>>>
>>>> >>>> >>>>
>>>> >>>> >>>>> I'm getting the same NoClassDefFoundError
using the svn code.  The
>>>> >>>> >>>>> commons-cli dependency was removed
recently as part of HAMA-402, and
>>>> >>>> >>>>> re-adding it fixes the NoClassDefFoundError.
>>>> >>>> >>>>>
>>>> >>>> >>>>> I believe commons-cli should have been
pulled as part of the
>>>> >>>> >>>>> hadoop-core dependency, and wasn't.
 (though my maven skills are
>>>> >>>> >>>>> rusty, and I'm no longer sure just
how transitive dependencies are
>>>> >>>> >>>>> pulled)
>>>> >>>> >>>>>
>>>> >>>> >>>>> While a quick work-around is to re-add
the dependency here, the proper
>>>> >>>> >>>>> fix is probably to fix the hadoop-core
pom, and properly mark that it
>>>> >>>> >>>>> depends on commons-cli.
>>>> >>>> >>>>>
>>>> >>>> >>>>>
>>>> >>>> >>>>> ...joe
>>>> >>>> >>>>>
>>>> >>>> >>>>>
>>>> >>>> >>>>>> Exception in thread "main" java.lang.NoClassDefFoundError:
>>>> >>>> >>>>>> org/apache/commons/cli/ParseException
>>>> >>>> >>>>>> at org.apache.hadoop.util.ToolRunner.run(ToolRunner.java:59)
>>>> >>>> >>>>>> at org.apache.hadoop.util.ToolRunner.run(ToolRunner.java:79)
>>>> >>>> >>>>>> at org.apache.hama.ZooKeeperRunner.main(ZooKeeperRunner.java:41)
>>>> >>>> >>>>>> Caused by: java.lang.ClassNotFoundException:
>>>> >>>> >>>>>> org.apache.commons.cli.ParseException
>>>> >>>> >>>>>> at java.net.URLClassLoader$1.run(URLClassLoader.java:202)
>>>> >>>> >>>>>> at java.security.AccessController.doPrivileged(Native
Method)
>>>> >>>> >>>>>> at java.net.URLClassLoader.findClass(URLClassLoader.java:190)
>>>> >>>> >>>>>> at java.lang.ClassLoader.loadClass(ClassLoader.java:307)
>>>> >>>> >>>>>> at sun.misc.Launcher$AppClassLoader.loadClass(Launcher.java:301)
>>>> >>>> >>>>>> at java.lang.ClassLoader.loadClass(ClassLoader.java:248)
>>>> >>>> >>>>>> ... 3 more
>>>> >>>> >>>>>>
>>>> >>>> >>>>>>
>>>> >>>> >>>>>> I tried installing it a few times,
but can't think of a solution to the
>>>> >>>> >>>>>> problem. Can you please help ?
>>>> >>>> >>>>>>
>>>> >>>> >>>>>> Thank you
>>>> >>>> >>>>>>
>>>> >>>> >>>>>> Sincerely,
>>>> >>>> >>>>>> Ashish
>>>> >>>> >>>>>>
>>>> >>>> >>>>>>
>>>> >>>> >>>>>> On Wed, Jun 15, 2011 at 3:18 AM,
Edward J. Yoon <edwardyoon@apache.org>wrote:
>>>> >>>> >>>>>>
>>>> >>>> >>>>>>> Hi,
>>>> >>>> >>>>>>>
>>>> >>>> >>>>>>> I would suggest following steps
to debug:
>>>> >>>> >>>>>>>
>>>> >>>> >>>>>>> 1. Install the Hadoop 0.20.x
on your laptop.
>>>> >>>> >>>>>>> 2. Run the Hama deamons with
3 terminals.
>>>> >>>> >>>>>>>
>>>> >>>> >>>>>>> % bin/hama zookeeper
>>>> >>>> >>>>>>> % bin/hama bspmaster
>>>> >>>> >>>>>>> % bin/hama groom
>>>> >>>> >>>>>>>
>>>> >>>> >>>>>>> 3. Use the logging API to log
debug.
>>>> >>>> >>>>>>> For example, LOG.debug("like
this");
>>>> >>>> >>>>>>>
>>>> >>>> >>>>>>> On Wed, Jun 15, 2011 at 6:48
PM, Ashish Agarwal <ashish.a77777@gmail.com>
>>>> >>>> >>>>>>> wrote:
>>>> >>>> >>>>>>> > Hi,
>>>> >>>> >>>>>>> >
>>>> >>>> >>>>>>> > I was wondering if anyone
can give me instructions on how to debug code
>>>> >>>> >>>>>>> in
>>>> >>>> >>>>>>> > distributed or pseudo-distributed
mode ? It would really help me.
>>>> >>>> >>>>>>> >
>>>> >>>> >>>>>>> > Thank you
>>>> >>>> >>>>>>> >
>>>> >>>> >>>>>>> > Sincerely,
>>>> >>>> >>>>>>> > Ashish
>>>> >>>> >>>>>>> >
>>>> >>>> >>>>>>> >
>>>> >>>> >>>>>>> >
>>>> >>>> >>>>>>> > On Sat, Jun 11, 2011 at
3:41 AM, Ashish Agarwal <ashish.a77777@gmail.com
>>>> >>>> >>>>>>> >wrote:
>>>> >>>> >>>>>>> >
>>>> >>>> >>>>>>> >>
>>>> >>>> >>>>>>> >> Hi,
>>>> >>>> >>>>>>> >>
>>>> >>>> >>>>>>> >> I have written some
code for my GSoC task (Hama-367) and am now trying
>>>> >>>> >>>>>>> to
>>>> >>>> >>>>>>> >> debug.
>>>> >>>> >>>>>>> >>
>>>> >>>> >>>>>>> >> I am trying to set
up the environment into pseudo-distributed mode so I
>>>> >>>> >>>>>>> can
>>>> >>>> >>>>>>> >> debug. I think the
value of bsp.master.address in hama-site.xml has to
>>>> >>>> >>>>>>> be
>>>> >>>> >>>>>>> >> local as this means
LocalBSPRunner (as localhost would call 127.0.0.1
>>>> >>>> >>>>>>> >> server), but where
do I specify that in the code in eclipse ?
>>>> >>>> >>>>>>> >>
>>>> >>>> >>>>>>> >> My next question is
- what is the difference between MiniBSPCluster and
>>>> >>>> >>>>>>> >> LocalBSPRunner  and
which file should I be using to be able to step
>>>> >>>> >>>>>>> through
>>>> >>>> >>>>>>> >> the code ?
>>>> >>>> >>>>>>> >>
>>>> >>>> >>>>>>> >> These are the processes
currently running on my machine -
>>>> >>>> >>>>>>> >>
>>>> >>>> >>>>>>> >> 6112 NameNode
>>>> >>>> >>>>>>> >> 3319 ZooKeeperRunner
>>>> >>>> >>>>>>> >> 3018
>>>> >>>> >>>>>>> >> 6449 SecondaryNameNode
>>>> >>>> >>>>>>> >> 5709 HMaster
>>>> >>>> >>>>>>> >> 5643 HQuorumPeer
>>>> >>>> >>>>>>> >> 6684 TaskTracker
>>>> >>>> >>>>>>> >> 6526 JobTracker
>>>> >>>> >>>>>>> >> 8074 Jps
>>>> >>>> >>>>>>> >> 6277 DataNode
>>>> >>>> >>>>>>> >>
>>>> >>>> >>>>>>> >> Thank you,
>>>> >>>> >>>>>>> >> Ashish
>>>> >>>> >>>>>>> >>
>>>> >>>> >>>>>>> >
>>>> >>>> >>>>>>>
>>>> >>>> >>>>>>>
>>>> >>>> >>>>>>>
>>>> >>>> >>>>>>> --
>>>> >>>> >>>>>>> Best Regards, Edward J. Yoon
>>>> >>>> >>>>>>> @eddieyoon
>>>> >>>> >>>>>>>
>>>> >>>> >>>>>>
>>>> >>>> >>>>>
>>>> >>>> >>>>
>>>> >>>> >>>
>>>> >>>> >>>
>>>> >>>> >>>
>>>> >>>> >>> --
>>>> >>>> >>> Best Regards, Edward J. Yoon
>>>> >>>> >>> @eddieyoon
>>>> >>>> >>>
>>>> >>>> >>
>>>> >>>> >>
>>>> >>>> >>
>>>> >>>> >> --
>>>> >>>> >> Best Regards, Edward J. Yoon
>>>> >>>> >> @eddieyoon
>>>> >>>> >>
>>>> >>>> >
>>>> >>>> >
>>>> >>>> >
>>>> >>>> > --
>>>> >>>> > Best Regards, Edward J. Yoon
>>>> >>>> > @eddieyoon
>>>> >>>> >
>>>> >>>
>>>> >>
>>>> >>
>>>> >>
>>>> >> --
>>>> >> Best Regards, Edward J. Yoon
>>>> >> @eddieyoon
>>>> >>
>>>> >
>>>>
>>>>
>>>>
>>>> --
>>>> Best Regards, Edward J. Yoon
>>>> @eddieyoon
>>>
>>
>>
>>
>> --
>> Best Regards, Edward J. Yoon
>> @eddieyoon
>>
>



-- 
Best Regards, Edward J. Yoon
@eddieyoon

Mime
View raw message