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From Claudio Martella <claudio.marte...@gmail.com>
Subject Re: Help needed for Running my own java programs in Giraph
Date Mon, 26 Aug 2013 09:07:20 GMT
but you were still using an additional jar added through -libjars, right?


On Mon, Aug 26, 2013 at 8:43 AM, Vivek Sembium <vivek.sembium@gmail.com>wrote:

> @Claudio Martella Your solution didnt work either. I basically tried
> copying the pageRankBenchmark to my own package, renamed the package. It
> compiles fine with giraph. But I couldnt run it even if I add those files
> to giraph jar before deployment. Help?
>
>
> On Sun, Aug 25, 2013 at 6:33 PM, Claudio Martella <
> claudio.martella@gmail.com> wrote:
>
>> you have this problem when you use two jars (one with giraph and one with
>> your classes) instead of a single fat-jar, correct? I tracked the same
>> problem a few weeks ago, basically zookeeper is run passing the wrong jar.
>>
>>
>> On Sat, Aug 24, 2013 at 4:51 PM, Vivek Sembium <vivek.sembium@gmail.com>wrote:
>>
>>> Thank you for your suggestion. It worked. Its not giving class not found
>>> exception. But its giving me a new error
>>> Its stopping at map 0% and reduce 0%. Upon inspection I found that its
>>> unable to connect to zookeeper service.
>>>
>>> java.lang.IllegalStateException: run: Caught an unrecoverable exception
>>> onlineZooKeeperServers: Failed to connect in 10 tries!
>>> at org.apache.giraph.graph.GraphMapper.run(GraphMapper.java:101)
>>>  at org.apache.hadoop.mapred.MapTask.runNewMapper(MapTask.java:764)
>>> at org.apache.hadoop.mapred.MapTask.run(MapTask.java:370)
>>>  at org.apache.hadoop.mapred.Child$4.run(Child.java:255)
>>> at java.security.AccessController.doPrivileged(Native Method)
>>>  at javax.security.auth.Subject.doAs(Subject.java:416)
>>> at
>>> org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1121)
>>>  at org.apache.hadoop.mapred.Child.main(Child.java:249)
>>> Caused by: java.lang.IllegalStateException: onlineZooKeeperServers:
>>> Failed to connect in 10 tries!
>>>  at
>>> org.apache.giraph.zk.ZooKeeperManager.onlineZooKeeperServers(ZooKeeperManager.java:727)
>>> at
>>> org.apache.giraph.graph.GraphTaskManager.startZooKeeperManager(GraphTaskManager.java:371)
>>>  at
>>> org.apache.giraph.graph.GraphTaskManager.setup(GraphTaskManager.java:204)
>>> at org.apache.giraph.graph.GraphMapper.setup(GraphMapper.java:59)
>>>  at org.apache.giraph.graph.GraphMapper.run(GraphMapper.java:89)
>>> ... 7 more
>>>
>>> Immediately I ran page rank benchmark and it executed successfully both
>>> from giraph in lib directory and also from giraphs own directory.
>>>
>>> Can you give me a very simple java program(finding maximum in a graph or
>>> simple page rank program) in giraph along with its jar file and input files
>>>  which I can place in my lib directory of hadoop and test if its working.
>>> And also the command to execute it. This should be added in the
>>> documentation as new comers can quickly setup giraph and concentrate on
>>> their project.
>>>
>>>
>>> On Sat, Aug 24, 2013 at 7:12 PM, Ahmet Emre Aladağ <
>>> emre.aladag@agmlab.com> wrote:
>>>
>>>> It isn't asking for edge input. It says make sure you don't need it. A
>>>> warning for the case you may have forgotten to give edge input when you
>>>> really needed.
>>>>
>>>> The cause of your error is what I'm wondering nowadays. I'm having a
>>>> similar problem. Currently I'm using a workaround: put all the jars
>>>> (giraph-core and my module giraph-nutch) in the lib folder of hadoop. Then
>>>> it works. But there should be a clean way of doing this.
>>>>
>>>> I should be able to say hadoop jar fat.jar ...
>>>>
>>>> Any help appreciated.
>>>>
>>>>
>>>>
>>>>
>>>>
>>>> ------------------------------
>>>> *Kimden: *"Vivek Sembium" <vivek.sembium@gmail.com>
>>>> *Kime: *user@giraph.apache.org
>>>> *Gönderilenler: *24 Ağustos Cumartesi 2013 11:51:49
>>>> *Konu: *Re: Help needed for Running my own java programs in Giraph
>>>>
>>>>
>>>> I tried with and without exporting hadoop classpath. I get the same
>>>> error.
>>>>
>>>> Here's the command that I tried
>>>> hadoop jar
>>>> /mnt/a1/sda4/hadoop/giraph/giraph-core/target/giraph-1.1.0-SNAPSHOT-for-hadoop-1.0.2-jar-with-dependencies.jar
>>>> org.apache.giraph.GiraphRunner -libjars
>>>> /mnt/a99/d0/vivek/workspace/Giraph/bin/SimplePageRankComputation.jar
>>>> practice.SimplePageRankComputation\$SimplePageRankMasterCompute -vif
>>>> org.apache.giraph.io.formats.JsonLongDoubleFloatDoubleVertexInputFormat
>>>> -vip /user/vivek/tiny_graph.txt -w 3
>>>>
>>>>
>>>> 13/08/24 14:21:00 INFO utils.ConfigurationUtils: No edge input format
>>>> specified. Ensure your InputFormat does not require one.
>>>> 13/08/24 14:21:00 INFO utils.ConfigurationUtils: No output format
>>>> specified. Ensure your OutputFormat does not require one.
>>>> Exception in thread "main" java.lang.NoClassDefFoundError:
>>>> org/apache/giraph/master/DefaultMasterCompute
>>>>         at java.lang.ClassLoader.defineClass1(Native Method)
>>>>         at java.lang.ClassLoader.defineClass(ClassLoader.java:634)
>>>>         at
>>>> java.security.SecureClassLoader.defineClass(SecureClassLoader.java:142)
>>>>         at java.net.URLClassLoader.defineClass(URLClassLoader.java:277)
>>>>         at java.net.URLClassLoader.access$000(URLClassLoader.java:73)
>>>>         at java.net.URLClassLoader$1.run(URLClassLoader.java:212)
>>>>         at java.security.AccessController.doPrivileged(Native Method)
>>>>         at java.net.URLClassLoader.findClass(URLClassLoader.java:205)
>>>>         at java.lang.ClassLoader.loadClass(ClassLoader.java:321)
>>>>         at sun.misc.Launcher$AppClassLoader.loadClass(Launcher.java:294)
>>>>         at java.lang.ClassLoader.loadClass(ClassLoader.java:314)
>>>>         at java.lang.ClassLoader.loadClass(ClassLoader.java:266)
>>>>         at java.lang.Class.forName0(Native Method)
>>>>         at java.lang.Class.forName(Class.java:186)
>>>>         at
>>>> org.apache.giraph.utils.ConfigurationUtils.handleComputationClass(ConfigurationUtils.java:425)
>>>>         at
>>>> org.apache.giraph.utils.ConfigurationUtils.populateGiraphConfiguration(ConfigurationUtils.java:408)
>>>>         at
>>>> org.apache.giraph.utils.ConfigurationUtils.parseArgs(ConfigurationUtils.java:200)
>>>>         at org.apache.giraph.GiraphRunner.run(GiraphRunner.java:74)
>>>>         at org.apache.hadoop.util.ToolRunner.run(ToolRunner.java:65)
>>>>         at org.apache.hadoop.util.ToolRunner.run(ToolRunner.java:79)
>>>>         at org.apache.giraph.GiraphRunner.main(GiraphRunner.java:124)
>>>>         at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
>>>>         at
>>>> sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57)
>>>>         at
>>>> sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
>>>>         at java.lang.reflect.Method.invoke(Method.java:616)
>>>>         at org.apache.hadoop.util.RunJar.main(RunJar.java:156)
>>>> Caused by: java.lang.ClassNotFoundException:
>>>> org.apache.giraph.master.DefaultMasterCompute
>>>>         at java.net.URLClassLoader$1.run(URLClassLoader.java:217)
>>>>         at java.security.AccessController.doPrivileged(Native Method)
>>>>         at java.net.URLClassLoader.findClass(URLClassLoader.java:205)
>>>>         at java.lang.ClassLoader.loadClass(ClassLoader.java:321)
>>>>         at sun.misc.Launcher$AppClassLoader.loadClass(Launcher.java:294)
>>>>         at java.lang.ClassLoader.loadClass(ClassLoader.java:266)
>>>>         ... 26 more
>>>>
>>>>
>>>> I gave the graph input as JSON file. Why does it ask for edge input
>>>> file again?
>>>>
>>>>
>>>> Why isnt this working?
>>>>
>>>>
>>>> On Sat, Aug 24, 2013 at 12:35 AM, Kyle Orlando <
>>>> kyle.r.orlando@gmail.com> wrote:
>>>>
>>>>> Hi Vivek,
>>>>>
>>>>> Sorry for the hasty response, I assumed the quick start guide covered
>>>>> that (I guess it doesn't). What you need to do first is put all of your
>>>>> compiled code into a jar file.  Then, you'll be utilizing the hadoop
option
>>>>> -libjars.  You also need to make sure that you set the hadoop classpath
to
>>>>> include the giraph jar you are using as well as your own jar. I actually
>>>>> asked a similar question not too long ago; prior to this, I was just
>>>>> combining everything into one jar.
>>>>>
>>>>>
>>>>> Your code should pretty much follow this format, which is copied and
>>>>> paster from a previous response by Claudio:
>>>>>
>>>>> export HADOOP_CLASSPATH="giraph.jar:your.jar"
>>>>> hadoop jar giraph.jar org.apache.giraph.GiraphRunner [ -D option ]*
>>>>> -libjars your.jar your.package.ComputationClass [ GiraphRunner option
>>>>> e.g. -vip -vif etc. ]*
>>>>>
>>>>>
>>>>> On Fri, Aug 23, 2013 at 2:51 PM, Vivek Sembium <
>>>>> vivek.sembium@gmail.com> wrote:
>>>>>
>>>>>> Thank You for your response. I could run all the example programs.
I
>>>>>> want to place my development code in a different directory other
than the
>>>>>> giraph directory. I copied the SimplePageRankComputation.java to
a
>>>>>> different directory, compiled it(with a different package name).
But I
>>>>>> couldnt replace the "org.apache.giraph.examples.SimpleShortestPathsComputation"
>>>>>> with my class file. It gives me a ClassNotFoundException. Please
Guide me
>>>>>> so that I can run any class file with all required methods (GIven
the
>>>>>> location of that file).
>>>>>>
>>>>>>
>>>>>> On Sat, Aug 24, 2013 at 12:07 AM, Kyle Orlando <
>>>>>> kyle.r.orlando@gmail.com> wrote:
>>>>>>
>>>>>>> A "Quick Start" guide was recently added to the Giraph website.
Now
>>>>>>> learning Giraph is easier than ever!  Here:
>>>>>>> http://giraph.apache.org/quick_start.html
>>>>>>>
>>>>>>>
>>>>>>>
>>>>>>> On Fri, Aug 23, 2013 at 2:34 PM, Vivek Sembium <
>>>>>>> vivek.sembium@gmail.com> wrote:
>>>>>>>
>>>>>>>> I am a new user in giraph. I could run all example programs
in
>>>>>>>> Giraph. Can someone please guide me on how to run my own
java program in
>>>>>>>> giraph (Assuming I have my input file in jason format in
HDFS).
>>>>>>>>
>>>>>>>
>>>>>>>
>>>>>>>
>>>>>>> --
>>>>>>> Kyle Orlando
>>>>>>> Computer Engineering Major
>>>>>>> University of Maryland
>>>>>>>
>>>>>>
>>>>>>
>>>>>
>>>>>
>>>>> --
>>>>> Kyle Orlando
>>>>> Computer Engineering Major
>>>>> University of Maryland
>>>>>
>>>>
>>>>
>>>>
>>>
>>
>>
>> --
>>    Claudio Martella
>>    claudio.martella@gmail.com
>>
>
>


-- 
   Claudio Martella
   claudio.martella@gmail.com

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