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From Stratos Dimopoulos <stratos.dimopou...@gmail.com>
Subject Re: Using hama with Mesos 0.20 and CDH5.1.2
Date Wed, 12 Nov 2014 21:05:51 GMT
Thanks Edward!
My wiki login name is StratosDimopoulos - I'll edit the page and add a link
to the blog as soon as I have edit permission.

cheers,
Stratos

On Wed, Nov 12, 2014 at 1:06 AM, Edward J. Yoon <edwardyoon@apache.org>
wrote:

> Awesome! Please feel free to link to your blog post on
> GettingStartedMesos wiki page, or update it. If you need edit
> permission let us know your wiki ID.
>
> On Sat, Nov 8, 2014 at 6:51 PM, Stratos Dimopoulos
> <stratos.dimopoulos@gmail.com> wrote:
> > Hi Jeff,
> >
> > Just wanted to let you know that your patch worked on my setup. Since
> > lately I am doing a lot of installations I was keeping some notes and
> now I
> > polished them and published a blog post (
> > https://strat0sphere.wordpress.com/2014/11/08/apache-hama-on-mesos/) on
> > which I am including some errors I encountered on the process as a
> > non-expert mesos/hama user and the configuration I did to make it work.
> > Also, if you think it would be useful to update the documentation (
> > http://wiki.apache.org/hama/GettingStartedMesos) on the Hama website,
> > mainly the hama-site.xml file, please let me know and I'll be happy doing
> > it as my first tiny contribution to the project.
> >
> > I also noticed that all the links provided on the website are for the
> older
> > 0.6.4 Hama version, which doesn't support Mesos. Not sure if this is
> > intentional or just a mistake.
> >
> > Again, I really appreciated your help and thanks a ton for doing the fix
> in
> > such a timely manner!
> >
> > cheers,
> > Stratos
> >
> > On Mon, Oct 27, 2014 at 12:35 AM, Stratos Dimopoulos <
> > stratos.dimopoulos@gmail.com> wrote:
> >
> >> Great thank you! Looking forward for the patch!
> >> On Oct 26, 2014 10:30 PM, "Jeff Fenchel" <jfenc91@gmail.com> wrote:
> >>
> >>> Stratos,
> >>>
> >>> Thanks for sending me the stack trace. I was able to replicate your
> >>> error. So, it definitely appears to be a bug in Hama. I will open up a
> >>> ticket and see if I can put together a patch for this sometime this
> >>> week. In the mean time, Hama without mesos seems to work fine with
> >>> cdh5.
> >>>
> >>> -Jeff
> >>>
> >>> On Fri, Oct 24, 2014 at 8:20 PM, Stratos Dimopoulos
> >>> <stratos.dimopoulos@gmail.com> wrote:
> >>> > And when you added the list's user email you had a typo which I copy
> >>> pasted
> >>> > and the email never reached the list - So I am just forwarding again
> to
> >>> the
> >>> > correct address this time! :-)
> >>> >
> >>> >
> >>> > On Thu, Oct 23, 2014 at 5:36 PM, Stratos Dimopoulos
> >>> > <stratos.dimopoulos@gmail.com> wrote:
> >>> >>
> >>> >> Yes Jeff correct - this is the way I compile. Here is the stack
> trace
> >>> >> close to the error on the executor - I don't think the log file
on
> the
> >>> BSP
> >>> >> master would help you at all but let me know if you need to send
you
> >>> >> anything else:
> >>> >>
> >>> >> I1022 17:25:31.828336 22440 exec.cpp:132] Version: 0.20.0
> >>> >> I1022 17:25:31.838382 22454 exec.cpp:206] Executor registered on
> slave
> >>> >> 20141019-011259-1257767434-5050-4023-1
> >>> >> 14/10/22 17:25:31 INFO bsp.MesosExecutor: Executor registered with
> the
> >>> >> slave
> >>> >> 14/10/22 17:25:31 INFO bsp.MesosExecutor: Launching task : Task_0
> >>> >> 14/10/22 17:25:32 INFO bsp.GroomServer: groom start
> >>> >> 14/10/22 17:25:32 INFO bsp.GroomServer:
> >>> >>
> >>>
> /mnt/mesos-work-dir/slaves/20141019-011259-1257767434-5050-4023-1/frameworks/20141019-011259-1257767434-5050-4023-0031/executors/executor_Task_0/runs/d69f21af-9180-4c0c-9263-82038ae81937/hama-0.7.0-SNAPSHOT/bsp/local
> >>> >> 14/10/22 17:25:32 WARN util.NativeCodeLoader: Unable to load
> >>> native-hadoop
> >>> >> library for your platform... using builtin-java classes where
> >>> applicable
> >>> >> 14/10/22 17:25:33 ERROR bsp.MesosExecutor: Caught exception,
> committing
> >>> >> suicide.
> >>> >> java.util.ServiceConfigurationError:
> org.apache.hadoop.fs.FileSystem:
> >>> >> Provider org.apache.hadoop.fs.LocalFileSystem not found
> >>> >>         at java.util.ServiceLoader.fail(ServiceLoader.java:231)
> >>> >>         at
> java.util.ServiceLoader.access$300(ServiceLoader.java:181)
> >>> >>         at
> >>> >> java.util.ServiceLoader$LazyIterator.next(ServiceLoader.java:365)
> >>> >>         at java.util.ServiceLoader$1.next(ServiceLoader.java:445)
> >>> >>         at
> >>> >>
> org.apache.hadoop.fs.FileSystem.loadFileSystems(FileSystem.java:2364)
> >>> >>         at
> >>> >>
> >>>
> org.apache.hadoop.fs.FileSystem.getFileSystemClass(FileSystem.java:2375)
> >>> >>         at
> >>> >>
> org.apache.hadoop.fs.FileSystem.createFileSystem(FileSystem.java:2392)
> >>> >>         at
> >>> org.apache.hadoop.fs.FileSystem.access$200(FileSystem.java:89)
> >>> >>         at
> >>> >>
> org.apache.hadoop.fs.FileSystem$Cache.getInternal(FileSystem.java:2431)
> >>> >>         at
> >>> org.apache.hadoop.fs.FileSystem$Cache.get(FileSystem.java:2413)
> >>> >>         at org.apache.hadoop.fs.FileSystem.get(FileSystem.java:368)
> >>> >>         at
> >>> org.apache.hadoop.fs.FileSystem.getLocal(FileSystem.java:339)
> >>> >>         at
> >>> >>
> org.apache.hama.bsp.GroomServer.deleteLocalFiles(GroomServer.java:483)
> >>> >>         at
> >>> >> org.apache.hama.bsp.GroomServer.initialize(GroomServer.java:321)
> >>> >>         at org.apache.hama.bsp.GroomServer.run(GroomServer.java:860)
> >>> >>         at
> >>> org.apache.hama.bsp.MesosExecutor$1.run(MesosExecutor.java:92)
> >>> >>
> >>> >> thanks,
> >>> >> Stratos
> >>> >>
> >>> >> On Thu, Oct 23, 2014 at 2:51 PM, Jeff Fenchel <jfenc91@gmail.com>
> >>> wrote:
> >>> >>>
> >>> >>> Fyi... Sorry I forgot to add your email to list. Please add
> >>> >>> user@hama.apach.org to your reply.
> >>> >>>
> >>> >>> Thanks,
> >>> >>> Jeff
> >>> >>>
> >>> >>> ---------- Forwarded message ----------
> >>> >>> From: Jeff Fenchel <jfenc91@gmail.com>
> >>> >>> Date: Thursday, October 23, 2014
> >>> >>> Subject: Using hama with Mesos 0.20 and CDH5.1.2
> >>> >>> To: user@hama.apache.org
> >>> >>>
> >>> >>>
> >>> >>> Hey Stratos,
> >>> >>>
> >>> >>> Thanks for giving Hama on Mesos a try. I do not think it has
ever
> been
> >>> >>> tested with hadoop 2, but I see no reason why it shouldn't
work.
> So,
> >>> I am
> >>> >>>
> >>> >>> guessing you compiled with something like the following?
> >>> >>>
> >>> >>> mvn clean install -Phadoop2 -Dhadoop.version=2.3.0-cdh5.1.2
> >>> >>> -Dmesos.version=0.20.0 -DskipTests
> >>> >>>
> >>> >>> If so, can you please send us the complete stack trace? It
does
> look
> >>> >>> like this might be a bug in hama.
> >>> >>>
> >>> >>> Thanks,
> >>> >>> -Jeff
> >>> >>>
> >>> >>>
> >>> >>>
> >>> >>>
> >>> >>> On Thu, Oct 23, 2014 at 1:13 AM, Stratos Dimopoulos
> >>> >>> <stratos.dimopoulos@gmail.com> wrote:
> >>> >>> > Hi,
> >>> >>> >
> >>> >>> > I cloned Hama from Git and installed in a Eucalyptus cloud
with
> >>> Mesos
> >>> >>> > 0.20
> >>> >>> > and CDH5.1.2 HDFS. It is also configured with zookeeper
but my
> >>> >>> > zookeeper at
> >>> >>> > the moment just runs in one master. I followed the instructions
> >>> here:
> >>> >>> > http://wiki.apache.org/hama/GettingStartedMesos - that
are for
> an
> >>> older
> >>> >>> > version and additionally to that I added some more properties
to
> >>> >>> > overcome
> >>> >>> > some runtime problems and until Mesos was able to recognize
Hama
> as
> >>> a
> >>> >>> > framework. Overall the properties I have set are the following:
> >>> >>> >
> >>> >>> > bsp.master.address
> >>> >>> > bsp.master.port
> >>> >>> > bsp.master.TaskWorkerManager.class
> >>> >>> > fs.default.name (I don't think it needs to be here but
in an
> >>> effort to
> >>> >>> > fix
> >>> >>> > the issues I had)
> >>> >>> > hama.mesos.executor.uri
> >>> >>> > bsp.tasks.maximum.total
> >>> >>> > hama.mesos.master
> >>> >>> > bsp.child.java.opts
> >>> >>> > bsp.system.dir
> >>> >>> > bsp.local.dir
> >>> >>> > bsp.tmp.dir
> >>> >>> > bsp.disk.queue.dir
> >>> >>> > hama.zookeeper.quorum
> >>> >>> > hama.zookeeper.property.clientPort
> >>> >>> >
> >>> >>> > When I run the example the executor is running but the
task
> fails.
> >>> The
> >>> >>> > error output on the executors log is: ERROR bsp.MesosExecutor:
> >>> Caught
> >>> >>> > exception, committing suicide.
> >>> >>> > java.util.ServiceConfigurationError:
> >>> org.apache.hadoop.fs.FileSystem:
> >>> >>> > Provider org.apache.hadoop.fs.LocalFileSystem not found
> >>> >>> >
> >>> >>> > I did some research on this error message but I cannot
find
> >>> something
> >>> >>> > that
> >>> >>> > really helps. It seems to me as a configuration issue
but I don't
> >>> know
> >>> >>> > how
> >>> >>> > to solve it.
> >>> >>> > Also note that I have verified that my HDFS works properly.
I am
> >>> >>> > actually
> >>> >>> > already running Spark and Hadoop over Mesos without problems.
> >>> >>> >
> >>> >>> > I hope somebody can help!
> >>> >>> >
> >>> >>> > thanks,
> >>> >>> > Stratos
> >>> >>>
> >>> >>
> >>> >
> >>>
> >>
>
>
>
> --
> Best Regards, Edward J. Yoon
> CEO at DataSayer Co., Ltd.
>

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