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 <[email protected]> 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 > <[email protected]> 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 < > > [email protected]> wrote: > > > >> Great thank you! Looking forward for the patch! > >> On Oct 26, 2014 10:30 PM, "Jeff Fenchel" <[email protected]> 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 > >>> <[email protected]> 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 > >>> > <[email protected]> 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 <[email protected]> > >>> wrote: > >>> >>> > >>> >>> Fyi... Sorry I forgot to add your email to list. Please add > >>> >>> [email protected] to your reply. > >>> >>> > >>> >>> Thanks, > >>> >>> Jeff > >>> >>> > >>> >>> ---------- Forwarded message ---------- > >>> >>> From: Jeff Fenchel <[email protected]> > >>> >>> Date: Thursday, October 23, 2014 > >>> >>> Subject: Using hama with Mesos 0.20 and CDH5.1.2 > >>> >>> To: [email protected] > >>> >>> > >>> >>> > >>> >>> 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 > >>> >>> <[email protected]> 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. >
