storm一些可调节的参数

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	# limitations under the License.


	########### These all have default values as shown
	########### Additional configuration goes into storm.yaml



	### storm.* configs are general configurations
	# the local dir is where jars are kept


	storm.zookeeper.servers:

	2181

	20000
	15000
	5
	1000
	30000
	null
	null
	8080

	# can be distributed or local
	false

	600000


	null

	5
	2000
	60000
	[]





	5000
	false

	### nimbus.* configs are for the master

	6627
	64
	1048576

	30
	60
	10
	600
	3600
	120
	120
	600

	1
	60
	600
	100000
	false

	### ui.* configs are for the master
	0.0.0.0
	8080

	true
	null
	null
	null
	4096
	org.apache.storm.security.auth.DefaultHttpCredentialsPlugin

	8000

	10080

	4096
	2048

	null

	3772
	64
	1048576
	128
	3773
	64
	600

	3774
	-1


	org.apache.storm.security.auth.DefaultHttpCredentialsPlugin

	false


	null
	null

	## blobstore configs

	5
	3
	10240
	30000


	600

	65536

	3
	# For secure mode we would want to change this config to true
	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

	false
	#how long supervisor will wait to ensure that a worker process is started
	120
	#how long between heartbeats until supervisor considers that worker dead and tries to restart it
	30
	#how many seconds to sleep for before shutting down threads on worker
	3
	#how frequently the supervisor checks on the status of the processes it's monitoring and restarts if necessary
	3
	#how frequently the supervisor heartbeats to the cluster state (for nimbus)
	5
	true
	[]
	[]
	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
	400.0

	### worker.* configs are for task workers
	768



	# 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.
	false


	1

	# check whether dynamic log levels can be reset from DEBUG to INFO in workers
	30

	# control how many worker receiver threads we need per worker
	1

	3
	10
	30
	30

	# now should be null by default
	false
	0.9
	0.4
	30
	15

	1
	5000
	0


	1
	1
	#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.
	300
	1000
	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.
	262144
	# Sets the backlog value to specify when the channel binds to a local address
	500

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

	# Default plugin to use for automatic network topology discovery
	org.apache.storm.networktopography.DefaultRackDNSToSwitchMapping

	# default number of seconds group mapping service will cache user group
	120

	### topology.* configs are for specific executing storms
	true
	false
	1
	null
	0
	null
	# maximum amount of time a message has to complete before it's considered failed
	30

	100
	false
	null
	null
	60
	0.05
	60
	true
	null

	#batched
	#individual messages
	# batched
	null
	4

	1
	10
	5


	500
	false
	null
	null
	false
	1000
	100
	1
	false
	1000
	0.8
	0.2
	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.
	29
	128.0
	0.0
	10.0
	768.0



	300
	3
	1800





	[]
	6699
	10
	50
	10


	[]
	10485760

	#default storm daemon metrics reporter plugins
	storm.daemon.metrics.reporter.plugins:


	# configuration of cluster metrics consumer
	60


	# 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
	false
	false

	# Configs for CGroup support

	storm.cgroup.resources:





	0.0
	128.0
	2.0
	2024
	1024
	1536
	30000
	false
	worker.metrics:





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storm一些可调节的参数

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