storm一些可调节的参数

# Licensed to the Apache Software Foundation (ASF) under one   # or more contributor license agreements. See the NOTICE file   # distributed with this work for additional information   # regarding copyright ownership. The ASF licenses this file   # to you under the Apache License, Version 2.0 (the   # "License"); you may not use this file except in compliance   # with the License. You may obtain a copy of the License at   #   # http://www.apache.org/licenses/LICENSE-2.0   #   # Unless required by applicable law or agreed to in writing, software   # distributed under the License is distributed on an "AS IS" BASIS,   # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.   # See the License for the specific language governing permissions and   # limitations under the License.           ########### These all have default values as shown   ########### Additional configuration goes into storm.yaml       java.library.path: "/usr/local/lib:/opt/local/lib:/usr/lib:/usr/lib64"       ### 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.thrift.socket.timeout.ms: 600000   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.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   storm.disable.symlinks: false       ### 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: 30000       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: 3   #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   task.backpressure.poll.secs: 30       # now should be null by default   topology.backpressure.enable: false   backpressure.disruptor.high.watermark: 0.9   backpressure.disruptor.low.watermark: 0.4   backpressure.znode.timeout.secs: 30   backpressure.znode.update.freq.secs: 15       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: 0   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.messaging: false   topology.state.checkpoint.interval.ms: 1000   topology.localityaware.higher.bound.percent: 0.8   topology.localityaware.lower.bound.percent: 0.2   topology.serialized.message.size.metrics: false       # 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.priority.strategy: "org.apache.storm.scheduler.resource.strategies.priority.DefaultSchedulingPriorityStrategy"       blacklist.scheduler.tolerance.time.secs: 300   blacklist.scheduler.tolerance.count: 3   blacklist.scheduler.resume.time.secs: 1800   blacklist.scheduler.reporter: "org.apache.storm.scheduler.blacklist.reporters.LogReporter"   blacklist.scheduler.strategy: "org.apache.storm.scheduler.blacklist.strategies.DefaultBlacklistStrategy"       dev.zookeeper.path: "/tmp/dev-storm-zookeeper"       pacemaker.servers: []   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: []   pacemaker.thrift.message.size.max: 10485760       #default storm daemon metrics reporter plugins   storm.daemon.metrics.reporter.plugins:   - "org.apache.storm.daemon.metrics.reporters.JmxPreparableReporter"       # configuration of cluster metrics consumer   storm.cluster.metrics.consumer.publish.interval.secs: 60       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   storm.cgroup.memory.enforcement.enable: false       # 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: 0.0   storm.supervisor.memory.limit.tolerance.margin.mb: 128.0   storm.supervisor.hard.memory.limit.multiplier: 2.0   storm.supervisor.hard.memory.limit.overage.mb: 2024   storm.supervisor.low.memory.threshold.mb: 1024   storm.supervisor.medium.memory.threshold.mb: 1536   storm.supervisor.medium.memory.grace.period.ms: 30000   storm.topology.classpath.beginning.enabled: false   worker.metrics:   "CGroupMemory": "org.apache.storm.metric.cgroup.CGroupMemoryUsage"   "CGroupMemoryLimit": "org.apache.storm.metric.cgroup.CGroupMemoryLimit"   "CGroupCpu": "org.apache.storm.metric.cgroup.CGroupCpu"   "CGroupCpuGuarantee": "org.apache.storm.metric.cgroup.CGroupCpuGuarantee"       num.stat.buckets: 20