FYI: https://mail-archives.apache.org/mod_mbox/storm-user/201504.mbox/%3ccafbccrcadux8sl8d99tomrbg9hkmo3gkg-qdv-qkmc-6zxs...@mail.gmail.com%3E <https://mail-archives.apache.org/mod_mbox/storm-user/201504.mbox/%3ccafbccrcadux8sl8d99tomrbg9hkmo3gkg-qdv-qkmc-6zxs...@mail.gmail.com%3E>
> 在 2015年6月25日，02:14，Nick R. Katsipoulakis <[email protected]> 写道： > > Hello all, > > I am working on an EC2 Storm cluster, and I want the workers in the > supervisor machines to use 4GBs of memory, so I add the following line in the > machine that hosts the nimbus: > > worker.childopts -Xmx4096m -XX:+UseConcMarkSweepGC -XX:+UseParNewGC > -XX:+UseConcMarkSweepGC -XX:NewSize=128m > -XX:CMSInitiatingOccupancyFraction=70 -XX: -CMSConcurrentMTEnabled > Djava.net.preferIPv4Stack=true > However, when I take a look into the workers' logs (on each other machine who > is running a supervisor), I do not find the above line on the part that > launches the worker with the given arguments. In fact, I find the following > line: > > 2015-06-24T17:52:45.349+0000 b.s.d.worker [INFO] Launching worker for > tpch-q5-top-2-1435168361 on 5568726d-ad65-4a7c-ba52-32eed83276ad:6703 with id > 829f36fc-eeb9-4eef-ae89-9fb6565e9108 and conf {"dev.zookeeper.path" > "/tmp/dev-storm-zookeeper", "topology.tick.tuple.freq.secs" nil, > "topology.builtin.metrics.bucket.size.secs" 60, > "topology.fall.back.on.java.serialization" true, > "topology.max.error.report.per.interval" 5, "zmq.linger.millis" 5000, > "topology.skip.missing.kryo.registrations" false, > "storm.messaging.netty.client_worker_threads" 4, "ui.childopts" "-Xmx768m", > "storm.zookeeper.session.timeout" 20000, "nimbus.reassign" true, > "topology.trident.batch.emit.interval.millis" 500, > "storm.messaging.netty.flush.check.interval.ms > <http://storm.messaging.netty.flush.check.interval.ms/>" 10, > "nimbus.monitor.freq.secs" 10, "logviewer.childopts" "-Xmx128m", > "java.library.path" "/usr/local/lib:/opt/local/lib:/usr/lib", "storm.home" > "/opt/apache-storm-0.9.4", "topology.executor.send.buffer.size" 1024, > "storm.local.dir" "/mnt/storm", "storm.messaging.netty.buffer_size" 10485760, > "supervisor.worker.start.timeout.secs" 120, > "topology.enable.message.timeouts" true, "nimbus.cleanup.inbox.freq.secs" > 600, "nimbus.inbox.jar.expiration.secs" 3600, "drpc.worker.threads" 64, > "storm.meta.serialization.delegate" > "backtype.storm.serialization.DefaultSerializationDelegate", > "topology.worker.shared.thread.pool.size" 4, "nimbus.host" "52.25.74.163", > "storm.messaging.netty.min_wait_ms" 100, "storm.zookeeper.port" 2181, > "transactional.zookeeper.port" nil, "topology.executor.receive.buffer.size" > 1024, "transactional.zookeeper.servers" nil, "storm.zookeeper.root" "/storm", > "storm.zookeeper.retry.intervalceiling.millis" 30000, "supervisor.enable" > true, "storm.messaging.netty.server_worker_threads" 4, > "storm.zookeeper.servers" ["172.31.28.73" "172.31.38.251" "172.31.38.252"], > "transactional.zookeeper.root" "/transactional", "topology.acker.executors" > nil, "topology.transfer.buffer.size" 1024, "topology.worker.childopts" nil, > "drpc.queue.size" 128, "worker.childopts" "-Xmx768m", > "supervisor.heartbeat.frequency.secs" 5, > "topology.error.throttle.interval.secs" 10, "zmq.hwm" 0, "drpc.port" 3772, > "supervisor.monitor.frequency.secs" 3, "drpc.childopts" "-Xmx768m", > "topology.receiver.buffer.size" 8, "task.heartbeat.frequency.secs" 3, > "topology.tasks" nil, "storm.messaging.netty.max_retries" 100, > "topology.spout.wait.strategy" "backtype.storm.spout.SleepSpoutWaitStrategy", > "nimbus.thrift.max_buffer_size" 1048576, "topology.max.spout.pending" nil, > "storm.zookeeper.retry.interval" 1000, > "topology.sleep.spout.wait.strategy.time.ms > <http://topology.sleep.spout.wait.strategy.time.ms/>" 1, > "nimbus.topology.validator" "backtype.storm.nimbus.DefaultTopologyValidator", > "supervisor.slots.ports" [6700 6701 6702 6703], "topology.environment" nil, > "topology.debug" false, "nimbus.task.launch.secs" 120, > "nimbus.supervisor.timeout.secs" 60, "topology.message.timeout.secs" 30, > "task.refresh.poll.secs" 10, "topology.workers" 1, "supervisor.childopts" > "-Xmx256m", "nimbus.thrift.port" 6627, "topology.stats.sample.rate" 0.05, > "worker.heartbeat.frequency.secs" 1, "topology.tuple.serializer" > "backtype.storm.serialization.types.ListDelegateSerializer", > "topology.disruptor.wait.strategy" "com.lmax.disruptor.BlockingWaitStrategy", > "topology.multilang.serializer" "backtype.storm.multilang.JsonSerializer", > "nimbus.task.timeout.secs" 30, "storm.zookeeper.connection.timeout" 15000, > "topology.kryo.factory" "backtype.storm.serialization.DefaultKryoFactory", > "drpc.invocations.port" 3773, "logviewer.port" 8000, "zmq.threads" 1, > "storm.zookeeper.retry.times" 5, "topology.worker.receiver.thread.count" 1, > "storm.thrift.transport" > "backtype.storm.security.auth.SimpleTransportPlugin", > "topology.state.synchronization.timeout.secs" 60, > "supervisor.worker.timeout.secs" 30, "nimbus.file.copy.expiration.secs" 600, > "storm.messaging.transport" "backtype.storm.messaging.netty.Context", > "logviewer.appender.name <http://logviewer.appender.name/>" "A1", > "storm.messaging.netty.max_wait_ms" 1000, "drpc.request.timeout.secs" 600, > "storm.local.mode.zmq" false, "ui.port" 8080, "nimbus.childopts" "-Xmx1024m", > "storm.cluster.mode" "distributed", "topology.max.task.parallelism" nil, > "storm.messaging.netty.transfer.batch.size" 262144, "topology.classpath" nil} > > which as you can see uses topology.worker.childopts: nil and worker.childops: > -Xmx768m. My question is the following: Do I need to add the above line in > the storm.yaml files of my supervisor nodes in order to allow the JVM to use > up to 4GBs of memory? Also, am I setting the right value for what I am trying > to achieve? > > Thanks, > Nick
