Traiano, i am not also use it anymore, so i just share with you.
2017-07-31 2:27 GMT+08:00 Traiano Welcome <trai...@gmail.com>: > Hi Tommy > > On Sun, Jul 30, 2017 at 9:37 PM, tommy xiao <xia...@gmail.com> wrote: > >> why not use Myriad? >> >> https://cwiki.apache.org/confluence/display/MYRIAD/Myriad+Home >> > > > I'm in doubt about the future of this project. I'm told it's likely to be > discontinued soon due to the lack of contributors. > In any case - have you perhaps seen a successful deployment of this ? > > > > > >> >> >> >> 2017-07-23 17:27 GMT+08:00 Traiano Welcome <trai...@gmail.com>: >> >>> >>> Hi List! >>> >>> I'm working on configuring hadoop to use the mesos scheduler, using the >>> procedure outlined in "Apache Mesos Essentials" here: >>> >>> https://pastebin.com/y1ERJZqq >>> >>> Currently I've a 3 node mesos cluster, with an HDFS namenode >>> communicating successfully with two HDFS data nodes. However, when I try to >>> start up the jobtracker it fails with the following error: >>> >>> 17/07/22 18:44:38 FATAL mapred.MesosScheduler: Failed to initialize the >>> TaskScheduler >>> java.lang.ClassNotFoundException: org.apache.hadoop.mapred.JobQu >>> eueTaskScheduler >>> >>> Some more context around the error: >>> >>> 17/07/22 18:44:38 INFO mapred.CompletedJobStatusStore: Completed job >>> store is inactive >>> 17/07/22 18:44:38 FATAL mapred.MesosScheduler: Failed to initialize the >>> TaskScheduler >>> java.lang.ClassNotFoundException: org.apache.hadoop.mapred.JobQu >>> eueTaskScheduler >>> >>> at java.net.URLClassLoader$1.run(URLClassLoader.java:359) >>> at java.net.URLClassLoader$1.run(URLClassLoader.java:348) >>> at java.security.AccessController.doPrivileged(Native Method) >>> at java.net.URLClassLoader.findClass(URLClassLoader.java:347) >>> at java.lang.ClassLoader.loadClass(ClassLoader.java:425) >>> at sun.misc.Launcher$AppClassLoader.loadClass(Launcher.java:312) >>> at java.lang.ClassLoader.loadClass(ClassLoader.java:358) >>> at java.lang.Class.forName0(Native Method) >>> at java.lang.Class.forName(Class.java:195) >>> at org.apache.hadoop.mapred.MesosScheduler.start(MesosScheduler >>> .java:160) >>> at org.apache.hadoop.mapred.JobTracker.offerService(JobTracker. >>> java:2186) >>> at org.apache.hadoop.mapred.JobTracker.main(JobTracker.java:4548) >>> 17/07/22 18:44:38 INFO mapred.JobTracker: SHUTDOWN_MSG: >>> >>> Is there some way I could debug this further to trace the root cause of >>> this error? >>> >>> Here is a full paste of the debug output when starting up the jobtracker: >>> >>> https://pastebin.com/a61wN4vQ >>> >>> >>> >> >> >> -- >> Deshi Xiao >> Twitter: xds2000 >> E-mail: xiaods(AT)gmail.com >> > > -- Deshi Xiao Twitter: xds2000 E-mail: xiaods(AT)gmail.com