I figured the JM would be waiting for the TMs. Each of my nodes has 64G of memory available.
On Fri, Oct 2, 2015 at 5:38 PM, Maximilian Michels <m...@apache.org> wrote: > Hi Robert, > > During startup, the task manager allocates the entire managed memory. > > From the log: > 17:03:33,554 INFO org.apache.flink.runtime.taskmanager.TaskManager > - Using 0.7 of the currently free heap space for Flink > managed heap memory (34395 MB). > > It seems like you are allocating almost 35 GB of memory which might > take a bit (40 seconds still seems like too much time). What > configuration did you use for the task managers? Do you really have > that much memory or is your system swapping? > > I think the JobManager just appears to take a long time because the > TaskManagers register late. > > Cheers, > Max > > On Fri, Oct 2, 2015 at 5:26 PM, Robert Schmidtke <ro.schmid...@gmail.com> > wrote: > > Hi everyone, > > > > I'm wondering about the startup times of the TMs: > > > > ... > > 17:03:33,255 INFO org.apache.flink.runtime.taskmanager.TaskManager > > - Starting TaskManager actor > > 17:03:33,262 INFO org.apache.flink.runtime.io.network.netty.NettyConfig > > - NettyConfig [server address: cumu02-05/130.73.144.64, server port: > 45731, > > memory segment size (bytes): 32768, transport type: NIO, number of server > > threads: 0 (use Netty's default), number of client threads: 0 (use > Netty's > > default), server connect backlog: 0 (use Netty's default), client connect > > timeout (sec): 120, send/receive buffer size (bytes): 0 (use Netty's > > default)] > > 17:03:33,266 INFO org.apache.flink.runtime.taskmanager.TaskManager > > - Messages between TaskManager and JobManager have a max timeout of > 100000 > > milliseconds > > 17:03:33,268 INFO org.apache.flink.runtime.taskmanager.TaskManager > > - Temporary file directory '/tmp': total 44 GB, usable 37 GB (84.09% > usable) > > 17:03:33,295 INFO > > org.apache.flink.runtime.io.network.buffer.NetworkBufferPool - > Allocated 64 > > MB for network buffer pool (number of memory segments: 2048, bytes per > > segment: 32768). > > 17:03:33,554 INFO org.apache.flink.runtime.taskmanager.TaskManager > > - Using 0.7 of the currently free heap space for Flink managed heap > memory > > (34395 MB). > > > > // almost 40 seconds // > > > > 17:04:12,445 INFO org.apache.flink.runtime.io.disk.iomanager.IOManager > > - I/O manager uses directory > > /tmp/flink-io-922d9bf4-254e-41e7-b151-525157cd5bfe for spill files. > > 17:04:12,455 INFO org.apache.flink.runtime.filecache.FileCache > > - User file cache uses directory > > /tmp/flink-dist-cache-792cf7f2-e2be-4950-a39f-d7a21326f054 > > 17:04:12,617 INFO org.apache.flink.runtime.taskmanager.TaskManager > > - Starting TaskManager actor at akka://flink/user/taskmanager#1341641688. > > 17:04:12,617 INFO org.apache.flink.runtime.taskmanager.TaskManager > > - TaskManager data connection information: cumu02-05.zib.de > (dataPort=45731) > > 17:04:12,618 INFO org.apache.flink.runtime.taskmanager.TaskManager > > - TaskManager has 16 task slot(s). > > 17:04:12,618 INFO org.apache.flink.runtime.taskmanager.TaskManager > > - Memory usage stats: [HEAP: 35502/49216/49216 MB, NON HEAP: 25/52/214 MB > > (used/committed/max)] > > 17:04:12,623 INFO org.apache.flink.runtime.taskmanager.TaskManager > > - Trying to register at JobManager > > akka.tcp://flink@130.73.144.59:6123/user/jobmanager (attempt 1, > timeout: 500 > > milliseconds) > > 17:04:12,773 INFO org.apache.flink.runtime.taskmanager.TaskManager > > - Successful registration at JobManager > > (akka.tcp://flink@130.73.144.59:6123/user/jobmanager), starting network > > stack and library cache. > > ... > > > > > > The same goes for the JM (obviously). > > > > ... > > 17:03:31,632 INFO org.apache.flink.runtime.jobmanager.JobManager > > - Starting JobManger web frontend > > 17:03:31,636 INFO org.apache.flink.runtime.jobmanager.web.WebInfoServer > > - Setting up web info server, using web-root directory > > > jar:file:/nfs/csr/bzcschmi/flink/flink-dist/target/flink-0.10-SNAPSHOT-bin/flink-0.10-SNAPSHOT/lib/flink-dist-0.10-SNAPSHOT.jar!/web-docs-infoserver. > > 17:03:31,753 INFO org.eclipse.jetty.util.log > > - jetty-0.10-SNAPSHOT > > 17:03:31,806 INFO org.eclipse.jetty.util.log > > - Started SelectChannelConnector@0.0.0.0:8081 > > 17:03:31,806 INFO org.apache.flink.runtime.jobmanager.web.WebInfoServer > > - Started web info server for JobManager on 0.0.0.0:8081 > > > > // almost 35 seconds // > > > > 17:04:05,091 INFO org.apache.flink.runtime.instance.InstanceManager > > - Registered TaskManager at cumu02-02 > > (akka.tcp://flink@130.73.144.61:53549/user/taskmanager) as > > e5ae92397a912c7360524524cf2d172a. Current number of registered hosts is > 1. > > Current number of alive task slots is 16. > > ... > > > > > > Is this to be expected? Any ideas what's happening in the meantime? I'm > > asking because I'm running into errors when submitting my job too early > (and > > not enough TMs have connected). > > > > Cheers > > Robert > > > > -- > > My GPG Key ID: 336E2680 > -- My GPG Key ID: 336E2680