【storm配置参数详解】

 

java.library.path: "/usr/local/lib:/opt/local/lib:/usr/lib"

 

### storm.* configs are general configurations

 

# the local dir is where jars are kept

storm.local.dir: "storm-local"

storm.log4j2.conf.dir: "log4j2"

storm.zookeeper.servers:

    - "localhost"

storm.zookeeper.port: 2181

storm.zookeeper.root: "/storm"

storm.zookeeper.session.timeout: 20000

storm.zookeeper.connection.timeout: 15000

storm.zookeeper.retry.times: 5

storm.zookeeper.retry.interval: 1000

storm.zookeeper.retry.intervalceiling.millis: 30000

storm.zookeeper.auth.user: null

storm.zookeeper.auth.password: null

storm.exhibitor.port: 8080

storm.exhibitor.poll.uripath: "/exhibitor/v1/cluster/list"

storm.cluster.mode: "distributed" # can be distributed or local

storm.local.mode.zmq: false

storm.thrift.transport: "org.apache.storm.security.auth.SimpleTransportPlugin"

storm.principal.tolocal: "org.apache.storm.security.auth.DefaultPrincipalToLocal"

storm.group.mapping.service: "org.apache.storm.security.auth.ShellBasedGroupsMapping"

storm.group.mapping.service.params: null

storm.messaging.transport: "org.apache.storm.messaging.netty.Context"

storm.nimbus.retry.times: 5

storm.nimbus.retry.interval.millis: 2000

storm.nimbus.retry.intervalceiling.millis: 60000

storm.auth.simple-white-list.users: []

storm.auth.simple-acl.users: []

storm.auth.simple-acl.users.commands: []

storm.auth.simple-acl.admins: []

storm.cluster.state.store: "org.apache.storm.cluster.ZKStateStorageFactory"

storm.meta.serialization.delegate: "org.apache.storm.serialization.GzipThriftSerializationDelegate"

storm.codedistributor.class: "org.apache.storm.codedistributor.LocalFileSystemCodeDistributor"

storm.workers.artifacts.dir: "workers-artifacts"

storm.health.check.dir: "healthchecks"

storm.health.check.timeout.ms: 5000

 

### nimbus.* configs are for the master

nimbus.seeds : ["localhost"]

nimbus.thrift.port: 6627

nimbus.thrift.threads: 64

nimbus.thrift.max_buffer_size: 1048576

nimbus.childopts: "-Xmx1024m"

nimbus.task.timeout.secs: 30

nimbus.supervisor.timeout.secs: 60

nimbus.monitor.freq.secs: 10

nimbus.cleanup.inbox.freq.secs: 600

nimbus.inbox.jar.expiration.secs: 3600

nimbus.code.sync.freq.secs: 120

nimbus.task.launch.secs: 120

nimbus.file.copy.expiration.secs: 600

nimbus.topology.validator: "org.apache.storm.nimbus.DefaultTopologyValidator"

topology.min.replication.count: 1

topology.max.replication.wait.time.sec: 60

nimbus.credential.renewers.freq.secs: 600

nimbus.queue.size: 100000

scheduler.display.resource: false

 

### ui.* configs are for the master

ui.host: 0.0.0.0

ui.port: 8080

ui.childopts: "-Xmx768m"

ui.actions.enabled: true

ui.filter: null

ui.filter.params: null

ui.users: null

ui.header.buffer.bytes: 4096

ui.http.creds.plugin: org.apache.storm.security.auth.DefaultHttpCredentialsPlugin

 

logviewer.port: 8000

logviewer.childopts: "-Xmx128m"

logviewer.cleanup.age.mins: 10080

logviewer.appender.name: "A1"

logviewer.max.sum.worker.logs.size.mb: 4096

logviewer.max.per.worker.logs.size.mb: 2048

 

logs.users: null

 

drpc.port: 3772

drpc.worker.threads: 64

drpc.max_buffer_size: 1048576

drpc.queue.size: 128

drpc.invocations.port: 3773

drpc.invocations.threads: 64

drpc.request.timeout.secs: 600

drpc.childopts: "-Xmx768m"

drpc.http.port: 3774

drpc.https.port: -1

drpc.https.keystore.password: ""

drpc.https.keystore.type: "JKS"

drpc.http.creds.plugin: org.apache.storm.security.auth.DefaultHttpCredentialsPlugin

drpc.authorizer.acl.filename: "drpc-auth-acl.yaml"

drpc.authorizer.acl.strict: false

 

transactional.zookeeper.root: "/transactional"

transactional.zookeeper.servers: null

transactional.zookeeper.port: null

 

## blobstore configs

supervisor.blobstore.class: "org.apache.storm.blobstore.NimbusBlobStore"

supervisor.blobstore.download.thread.count: 5

supervisor.blobstore.download.max_retries: 3

supervisor.localizer.cache.target.size.mb: 10240

supervisor.localizer.cleanup.interval.ms: 600000

 

nimbus.blobstore.class: "org.apache.storm.blobstore.LocalFsBlobStore"

nimbus.blobstore.expiration.secs: 600

 

storm.blobstore.inputstream.buffer.size.bytes: 65536

client.blobstore.class: "org.apache.storm.blobstore.NimbusBlobStore"

storm.blobstore.replication.factor: 3

# For secure mode we would want to change this config to true

storm.blobstore.acl.validation.enabled: false

 

### supervisor.* configs are for node supervisors

# Define the amount of workers that can be run on this machine. Each worker is assigned a port to use for communication

supervisor.slots.ports:

    - 6700

    - 6701

    - 6702

    - 6703

supervisor.childopts: "-Xmx256m"

supervisor.run.worker.as.user: false

#how long supervisor will wait to ensure that a worker process is started

supervisor.worker.start.timeout.secs: 120

#how long between heartbeats until supervisor considers that worker dead and tries to restart it

supervisor.worker.timeout.secs: 30

#how many seconds to sleep for before shutting down threads on worker

supervisor.worker.shutdown.sleep.secs: 1

#how frequently the supervisor checks on the status of the processes it's monitoring and restarts if necessary

supervisor.monitor.frequency.secs: 3

#how frequently the supervisor heartbeats to the cluster state (for nimbus)

supervisor.heartbeat.frequency.secs: 5

supervisor.enable: true

supervisor.supervisors: []

supervisor.supervisors.commands: []

supervisor.memory.capacity.mb: 4096.0

#By convention 1 cpu core should be about 100, but this can be adjusted if needed

# using 100 makes it simple to set the desired value to the capacity measurement

# for single threaded bolts

supervisor.cpu.capacity: 400.0

 

### worker.* configs are for task workers

worker.heap.memory.mb: 768

worker.childopts: "-Xmx%HEAP-MEM%m -XX:+PrintGCDetails -Xloggc:artifacts/gc.log -XX:+PrintGCDateStamps -XX:+PrintGCTimeStamps -XX:+UseGCLogFileRotation -XX:NumberOfGCLogFiles=10 -XX:GCLogFileSize=1M -XX:+HeapDumpOnOutOfMemoryError -XX:HeapDumpPath=artifacts/heapdump"

worker.gc.childopts: ""

 

# Unlocking commercial features requires a special license from Oracle.

# See http://www.oracle.com/technetwork/java/javase/terms/products/index.html

# For this reason, profiler features are disabled by default.

worker.profiler.enabled: false

worker.profiler.childopts: "-XX:+UnlockCommercialFeatures -XX:+FlightRecorder"

worker.profiler.command: "flight.bash"

worker.heartbeat.frequency.secs: 1

 

# check whether dynamic log levels can be reset from DEBUG to INFO in workers

worker.log.level.reset.poll.secs: 30

 

# control how many worker receiver threads we need per worker

topology.worker.receiver.thread.count: 1

 

task.heartbeat.frequency.secs: 3

task.refresh.poll.secs: 10

task.credentials.poll.secs: 30

 

# now should be null by default

topology.backpressure.enable: true

backpressure.disruptor.high.watermark: 0.9

backpressure.disruptor.low.watermark: 0.4

 

zmq.threads: 1

zmq.linger.millis: 5000

zmq.hwm: 0

 

 

storm.messaging.netty.server_worker_threads: 1

storm.messaging.netty.client_worker_threads: 1

storm.messaging.netty.buffer_size: 5242880 #5MB buffer

# Since nimbus.task.launch.secs and supervisor.worker.start.timeout.secs are 120, other workers should also wait at least that long before giving up on connecting to the other worker. The reconnection period need also be bigger than storm.zookeeper.session.timeout(default is 20s), so that we can abort the reconnection when the target worker is dead.

storm.messaging.netty.max_retries: 300

storm.messaging.netty.max_wait_ms: 1000

storm.messaging.netty.min_wait_ms: 100

 

# If the Netty messaging layer is busy(netty internal buffer not writable), the Netty client will try to batch message as more as possible up to the size of storm.messaging.netty.transfer.batch.size bytes, otherwise it will try to flush message as soon as possible to reduce latency.

storm.messaging.netty.transfer.batch.size: 262144

# Sets the backlog value to specify when the channel binds to a local address

storm.messaging.netty.socket.backlog: 500

 

# By default, the Netty SASL authentication is set to false.  Users can override and set it true for a specific topology.

storm.messaging.netty.authentication: false

 

# Default plugin to use for automatic network topology discovery

storm.network.topography.plugin: org.apache.storm.networktopography.DefaultRackDNSToSwitchMapping

 

# default number of seconds group mapping service will cache user group

storm.group.mapping.service.cache.duration.secs: 120

 

### topology.* configs are for specific executing storms

topology.enable.message.timeouts: true

topology.debug: false

topology.workers: 1

topology.acker.executors: null

topology.eventlogger.executors: null

topology.tasks: null

# maximum amount of time a message has to complete before it's considered failed

topology.message.timeout.secs: 30

topology.multilang.serializer: "org.apache.storm.multilang.JsonSerializer"

topology.shellbolt.max.pending: 100

topology.skip.missing.kryo.registrations: false

topology.max.task.parallelism: null

topology.max.spout.pending: null

topology.state.synchronization.timeout.secs: 60

topology.stats.sample.rate: 0.05

topology.builtin.metrics.bucket.size.secs: 60

topology.fall.back.on.java.serialization: true

topology.worker.childopts: null

topology.worker.logwriter.childopts: "-Xmx64m"

topology.executor.receive.buffer.size: 1024 #batched

topology.executor.send.buffer.size: 1024 #individual messages

topology.transfer.buffer.size: 1024 # batched

topology.tick.tuple.freq.secs: null

topology.worker.shared.thread.pool.size: 4

topology.spout.wait.strategy: "org.apache.storm.spout.SleepSpoutWaitStrategy"

topology.sleep.spout.wait.strategy.time.ms: 1

topology.error.throttle.interval.secs: 10

topology.max.error.report.per.interval: 5

topology.kryo.factory: "org.apache.storm.serialization.DefaultKryoFactory"

topology.tuple.serializer: "org.apache.storm.serialization.types.ListDelegateSerializer"

topology.trident.batch.emit.interval.millis: 500

topology.testing.always.try.serialize: false

topology.classpath: null

topology.environment: null

topology.bolts.outgoing.overflow.buffer.enable: false

topology.disruptor.wait.timeout.millis: 1000

topology.disruptor.batch.size: 100

topology.disruptor.batch.timeout.millis: 1

topology.disable.loadaware: false

topology.state.checkpoint.interval.ms: 1000

 

# Configs for Resource Aware Scheduler

# topology priority describing the importance of the topology in decreasing importance starting from 0 (i.e. 0 is the highest priority and the priority importance decreases as the priority number increases).

# Recommended range of 0-29 but no hard limit set.

topology.priority: 29

topology.component.resources.onheap.memory.mb: 128.0

topology.component.resources.offheap.memory.mb: 0.0

topology.component.cpu.pcore.percent: 10.0

topology.worker.max.heap.size.mb: 768.0

topology.scheduler.strategy: "org.apache.storm.scheduler.resource.strategies.scheduling.DefaultResourceAwareStrategy"

resource.aware.scheduler.eviction.strategy: "org.apache.storm.scheduler.resource.strategies.eviction.DefaultEvictionStrategy"

resource.aware.scheduler.priority.strategy: "org.apache.storm.scheduler.resource.strategies.priority.DefaultSchedulingPriorityStrategy"

 

dev.zookeeper.path: "/tmp/dev-storm-zookeeper"

 

pacemaker.host: "localhost"

pacemaker.port: 6699

pacemaker.base.threads: 10

pacemaker.max.threads: 50

pacemaker.thread.timeout: 10

pacemaker.childopts: "-Xmx1024m"

pacemaker.auth.method: "NONE"

pacemaker.kerberos.users: []

 

#default storm daemon metrics reporter plugins

storm.daemon.metrics.reporter.plugins:

     - "org.apache.storm.daemon.metrics.reporters.JmxPreparableReporter"

 

storm.resource.isolation.plugin: "org.apache.storm.container.cgroup.CgroupManager"

# Also determines whether the unit tests for cgroup runs.  

# If storm.resource.isolation.plugin.enable is set to false the unit tests for cgroups will not run

storm.resource.isolation.plugin.enable: false

 

 

# Default plugin to use for manager worker

storm.supervisor.worker.manager.plugin: org.apache.storm.daemon.supervisor.workermanager.DefaultWorkerManager

 

# Configs for CGroup support

storm.cgroup.hierarchy.dir: "/cgroup/storm_resources"

storm.cgroup.resources:

    - "cpu"

    - "memory"

storm.cgroup.hierarchy.name: "storm"

storm.supervisor.cgroup.rootdir: "storm"

storm.cgroup.cgexec.cmd: "/bin/cgexec"

storm.cgroup.memory.limit.tolerance.margin.mb: 128.0

 

 

默认情况下，Storm启动worker进程时，JVM的最大内存是768M。

经过研究发现，可以通过在Strom的配置文件storm.yaml中设置worker的启动参数:
 worker.childopts: "-Xmx2048m"
该参数会在启动时传递给JVM，然后就可以在worker中使用2048m内存了。