#
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# 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.
#

### --- General broker settings --- ###

# The metadata store URL
# Examples:
# * zk:my-zk-1:2181,my-zk-2:2181,my-zk-3:2181
# * my-zk-1:2181,my-zk-2:2181,my-zk-3:2181 (will default to ZooKeeper when the schema is not specified)
# * zk:my-zk-1:2181,my-zk-2:2181,my-zk-3:2181/my-chroot-path (to add a ZK chroot path)
metadataStoreUrl=

# Configuration file path for metadata store. It's supported by RocksdbMetadataStore and EtcdMetadataStore for now
metadataStoreConfigPath=

# The metadata store URL for the configuration data. If empty, we fall back to use metadataStoreUrl
configurationMetadataStoreUrl=

brokerServicePort=6650

# Port to use to server HTTP request
webServicePort=8080

# Hostname or IP address the service binds on, default is 0.0.0.0.
bindAddress=0.0.0.0

# Extra bind addresses for the service: <listener_name>:<scheme>://<host>:<port>,[...]
bindAddresses=

# Hostname or IP address the service advertises to the outside world.
# If not set, the value of InetAddress.getLocalHost().getCanonicalHostName() is used.
advertisedAddress=

# Enable or disable the HAProxy protocol.
haProxyProtocolEnabled=false

# Enable or disable the use of HA proxy protocol for resolving the client IP for http/https requests.
webServiceHaProxyProtocolEnabled=false

# Trust X-Forwarded-For header for resolving the client IP for http/https requests. Default is false.
webServiceTrustXForwardedFor=false

# Add detailed client/remote and server/local addresses and ports to http/https request logging.
# Defaults to true when either webServiceHaProxyProtocolEnabled or webServiceTrustXForwardedFor is enabled.
webServiceLogDetailedAddresses=

# Number of threads to use for Netty IO. Default is set to 2 * Runtime.getRuntime().availableProcessors()
numIOThreads=

# Number of threads to use for ordered executor. The ordered executor is used to operate with zookeeper,
# such as init zookeeper client, get namespace policies from zookeeper etc. It also used to split bundle. Default is 8
numOrderedExecutorThreads=8

# Number of threads to use for HTTP requests processing. Default is set to 2 * Runtime.getRuntime().availableProcessors()
numHttpServerThreads=

# Number of thread pool size to use for pulsar broker service.
# The executor in thread pool will do basic broker operation like load/unload bundle, update managedLedgerConfig,
# update topic/subscription/replicator message dispatch rate, do leader election etc.
# Default is Runtime.getRuntime().availableProcessors()
numExecutorThreadPoolSize=

# Number of thread pool size to use for pulsar zookeeper callback service
# The cache executor thread pool is used for restarting global zookeeper session.
# Default is 10
numCacheExecutorThreadPoolSize=10

# Max concurrent web requests
maxConcurrentHttpRequests=1024

# Name of the cluster to which this broker belongs to
clusterName=standalone

# Enable cluster's failure-domain which can distribute brokers into logical region
failureDomainsEnabled=false

# Metadata store session timeout in milliseconds
metadataStoreSessionTimeoutMillis=30000

# Metadata store operation timeout in seconds
metadataStoreOperationTimeoutSeconds=30

# Metadata store cache expiry time in seconds
metadataStoreCacheExpirySeconds=300

# Time to wait for broker graceful shutdown. After this time elapses, the process will be killed
brokerShutdownTimeoutMs=60000

# Flag to skip broker shutdown when broker handles Out of memory error
skipBrokerShutdownOnOOM=false

# Enable backlog quota check. Enforces action on topic when the quota is reached
backlogQuotaCheckEnabled=true

# How often to check for topics that have reached the quota
backlogQuotaCheckIntervalInSeconds=60

# Default per-topic backlog quota limit
backlogQuotaDefaultLimitGB=10

# Default per-topic backlog quota time limit in second, less than 0 means no limitation. default is -1.
backlogQuotaDefaultLimitSecond=-1

# Default ttl for namespaces if ttl is not already configured at namespace policies. (disable default-ttl with value 0)
ttlDurationDefaultInSeconds=0

# Enable the deletion of inactive topics. This parameter need to cooperate with the allowAutoTopicCreation parameter.
# If brokerDeleteInactiveTopicsEnabled is set to true, we should ensure that allowAutoTopicCreation is also set to true.
brokerDeleteInactiveTopicsEnabled=true

# How often to check for inactive topics
brokerDeleteInactiveTopicsFrequencySeconds=60

# Allow you to delete a tenant forcefully.
forceDeleteTenantAllowed=false

# Allow you to delete a namespace forcefully.
forceDeleteNamespaceAllowed=false

# Max pending publish requests per connection to avoid keeping large number of pending
# requests in memory. Default: 1000
maxPendingPublishRequestsPerConnection=1000

# How frequently to proactively check and purge expired messages
messageExpiryCheckIntervalInMinutes=5

# Check between intervals to see if max message size in topic policies has been updated.
# Default is 60s
maxMessageSizeCheckIntervalInSeconds=60

# How long to delay rewinding cursor and dispatching messages when active consumer is changed
activeConsumerFailoverDelayTimeMillis=1000

# How long to delete inactive subscriptions from last consuming
# When it is 0, inactive subscriptions are not deleted automatically
subscriptionExpirationTimeMinutes=0

# Enable subscription message redelivery tracker to send redelivery count to consumer (default is enabled)
subscriptionRedeliveryTrackerEnabled=true

# On KeyShared subscriptions, with default AUTO_SPLIT mode, use splitting ranges or
# consistent hashing to reassign keys to new consumers
subscriptionKeySharedUseConsistentHashing=true

# On KeyShared subscriptions, number of points in the consistent-hashing ring.
# The higher the number, the more equal the assignment of keys to consumers
subscriptionKeySharedConsistentHashingReplicaPoints=100

# How frequently to proactively check and purge expired subscription
subscriptionExpiryCheckIntervalInMinutes=5

# Set the default behavior for message deduplication in the broker
# This can be overridden per-namespace. If enabled, broker will reject
# messages that were already stored in the topic
brokerDeduplicationEnabled=false

# Maximum number of producer information that it's going to be
# persisted for deduplication purposes
brokerDeduplicationMaxNumberOfProducers=10000

# Number of entries after which a dedup info snapshot is taken.
# A bigger interval will lead to less snapshots being taken though it would
# increase the topic recovery time, when the entries published after the
# snapshot need to be replayed
brokerDeduplicationEntriesInterval=1000

# Time of inactivity after which the broker will discard the deduplication information
# relative to a disconnected producer. Default is 6 hours.
brokerDeduplicationProducerInactivityTimeoutMinutes=360

# When a namespace is created without specifying the number of bundle, this
# value will be used as the default
defaultNumberOfNamespaceBundles=4

# Max number of topics allowed to be created in the namespace. When the topics reach the max topics of the namespace,
# the broker should reject the new topic request(include topic auto-created by the producer or consumer)
# until the number of connected consumers decrease.
# Using a value of 0, is disabling maxTopicsPerNamespace-limit check.
maxTopicsPerNamespace=0

# Allow schema to be auto updated at broker level. User can override this by
# 'is_allow_auto_update_schema' of namespace policy.
isAllowAutoUpdateSchemaEnabled=true

# Enable check for minimum allowed client library version
clientLibraryVersionCheckEnabled=false

# Path for the file used to determine the rotation status for the broker when responding
# to service discovery health checks
statusFilePath=/usr/local/apache/htdocs

# Max number of unacknowledged messages allowed to receive messages by a consumer on a shared subscription. Broker will stop sending
# messages to consumer once, this limit reaches until consumer starts acknowledging messages back
# Using a value of 0, is disabling unackeMessage limit check and consumer can receive messages without any restriction
maxUnackedMessagesPerConsumer=50000

# Max number of unacknowledged messages allowed per shared subscription. Broker will stop dispatching messages to
# all consumers of the subscription once this limit reaches until consumer starts acknowledging messages back and
# unack count reaches to limit/2. Using a value of 0, is disabling unackedMessage-limit
# check and dispatcher can dispatch messages without any restriction
maxUnackedMessagesPerSubscription=200000

# Max number of unacknowledged messages allowed per broker. Once this limit reaches, broker will stop dispatching
# messages to all shared subscription which has higher number of unack messages until subscriptions start
# acknowledging messages back and unack count reaches to limit/2. Using a value of 0, is disabling
# unackedMessage-limit check and broker doesn't block dispatchers
maxUnackedMessagesPerBroker=0

# Once broker reaches maxUnackedMessagesPerBroker limit, it blocks subscriptions which has higher unacked messages
# than this percentage limit and subscription will not receive any new messages until that subscription acks back
# limit/2 messages
maxUnackedMessagesPerSubscriptionOnBrokerBlocked=0.16

# Tick time to schedule task that checks topic publish rate limiting across all topics
# Reducing to lower value can give more accuracy while throttling publish but
# it uses more CPU to perform frequent check. (Disable publish throttling with value 0)
topicPublisherThrottlingTickTimeMillis=2

# Enable precise rate limit for topic publish
preciseTopicPublishRateLimiterEnable=false

# Tick time to schedule task that checks broker publish rate limiting across all topics
# Reducing to lower value can give more accuracy while throttling publish but
# it uses more CPU to perform frequent check. (Disable publish throttling with value 0)
brokerPublisherThrottlingTickTimeMillis=50

# Max Rate(in 1 seconds) of Message allowed to publish for a broker if broker publish rate limiting enabled
# (Disable message rate limit with value 0)
brokerPublisherThrottlingMaxMessageRate=0

# Max Rate(in 1 seconds) of Byte allowed to publish for a broker if broker publish rate limiting enabled
# (Disable byte rate limit with value 0)
brokerPublisherThrottlingMaxByteRate=0

# Default messages per second dispatch throttling-limit for every topic. Using a value of 0, is disabling default
# message dispatch-throttling
dispatchThrottlingRatePerTopicInMsg=0

# Default bytes per second dispatch throttling-limit for every topic. Using a value of 0, is disabling
# default message-byte dispatch-throttling
dispatchThrottlingRatePerTopicInByte=0

# Apply dispatch rate limiting on batch message instead individual
# messages with in batch message. (Default is disabled)
dispatchThrottlingOnBatchMessageEnabled=false

# Dispatch rate-limiting relative to publish rate.
# (Enabling flag will make broker to dynamically update dispatch-rate relatively to publish-rate:
# throttle-dispatch-rate = (publish-rate + configured dispatch-rate).
dispatchThrottlingRateRelativeToPublishRate=false

# By default we enable dispatch-throttling for both caught up consumers as well as consumers who have
# backlog.
dispatchThrottlingOnNonBacklogConsumerEnabled=true

# The read failure backoff initial time in milliseconds. By default it is 15s.
dispatcherReadFailureBackoffInitialTimeInMs=15000

# The read failure backoff max time in milliseconds. By default it is 60s.
dispatcherReadFailureBackoffMaxTimeInMs=60000

# The read failure backoff mandatory stop time in milliseconds. By default it is 0s.
dispatcherReadFailureBackoffMandatoryStopTimeInMs=0

# Precise dispathcer flow control according to history message number of each entry
preciseDispatcherFlowControl=false

# Max number of concurrent lookup request broker allows to throttle heavy incoming lookup traffic
maxConcurrentLookupRequest=50000

# Max number of concurrent topic loading request broker allows to control number of zk-operations
maxConcurrentTopicLoadRequest=5000

# Max concurrent non-persistent message can be processed per connection
maxConcurrentNonPersistentMessagePerConnection=1000

# Number of worker threads to serve non-persistent topic
numWorkerThreadsForNonPersistentTopic=8

# Enable broker to load persistent topics
enablePersistentTopics=true

# Enable broker to load non-persistent topics
enableNonPersistentTopics=true

# Max number of producers allowed to connect to topic. Once this limit reaches, Broker will reject new producers
# until the number of connected producers decrease.
# Using a value of 0, is disabling maxProducersPerTopic-limit check.
maxProducersPerTopic=0

# Max number of producers with the same IP address allowed to connect to topic.
# Once this limit reaches, Broker will reject new producers until the number of
# connected producers with the same IP address decrease.
# Using a value of 0, is disabling maxSameAddressProducersPerTopic-limit check.
maxSameAddressProducersPerTopic=0

# Enforce producer to publish encrypted messages.(default disable).
encryptionRequireOnProducer=false

# Max number of consumers allowed to connect to topic. Once this limit reaches, Broker will reject new consumers
# until the number of connected consumers decrease.
# Using a value of 0, is disabling maxConsumersPerTopic-limit check.
maxConsumersPerTopic=0

# Max number of consumers with the same IP address allowed to connect to topic.
# Once this limit reaches, Broker will reject new consumers until the number of
# connected consumers with the same IP address decrease.
# Using a value of 0, is disabling maxSameAddressConsumersPerTopic-limit check.
maxSameAddressConsumersPerTopic=0

# Max number of subscriptions allowed to subscribe to topic. Once this limit reaches, broker will reject
# new subscription until the number of subscribed subscriptions decrease.
# Using a value of 0, is disabling maxSubscriptionsPerTopic limit check.
maxSubscriptionsPerTopic=0

# Max number of consumers allowed to connect to subscription. Once this limit reaches, Broker will reject new consumers
# until the number of connected consumers decrease.
# Using a value of 0, is disabling maxConsumersPerSubscription-limit check.
maxConsumersPerSubscription=0

# Max number of partitions per partitioned topic
# Use 0 or negative number to disable the check
maxNumPartitionsPerPartitionedTopic=0

# Enable the evaluation of subscription patterns on the broker.
# if true the broker only sends the list of matching topics to the clients.
enableBrokerSideSubscriptionPatternEvaluation=true

# The maximum length of patterns that a broker evaluates.
# Longer patterns are rejected to avoid patterns that are crafted to overload the broker.
subscriptionPatternMaxLength=50

### --- Metadata Store --- ###

# Whether we should enable metadata operations batching
metadataStoreBatchingEnabled=true

# Maximum delay to impose on batching grouping
metadataStoreBatchingMaxDelayMillis=5

# Maximum number of operations to include in a singular batch
metadataStoreBatchingMaxOperations=1000

# Maximum size of a batch
metadataStoreBatchingMaxSizeKb=128

### --- TLS --- ###
# Deprecated - Use webServicePortTls and brokerServicePortTls instead
tlsEnabled=false

# Tls cert refresh duration in seconds (set 0 to check on every new connection)
tlsCertRefreshCheckDurationSec=300

# Path for the TLS certificate file
tlsCertificateFilePath=

# Path for the TLS private key file
tlsKeyFilePath=

# Path for the trusted TLS certificate file.
# This cert is used to verify that any certs presented by connecting clients
# are signed by a certificate authority. If this verification
# fails, then the certs are untrusted and the connections are dropped.
tlsTrustCertsFilePath=

# Accept untrusted TLS certificate from client.
# If true, a client with a cert which cannot be verified with the
# 'tlsTrustCertsFilePath' cert will allowed to connect to the server,
# though the cert will not be used for client authentication.
tlsAllowInsecureConnection=false

# Specify the tls protocols the broker will use to negotiate during TLS handshake
# (a comma-separated list of protocol names).
# Examples:
# tlsProtocols=TLSv1.3,TLSv1.2
tlsProtocols=

# Specify the tls cipher the broker will use to negotiate during TLS Handshake
# (a comma-separated list of ciphers).
# Examples:
# tlsCiphers=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256
tlsCiphers=

# Trusted client certificates are required for to connect TLS
# Reject the Connection if the Client Certificate is not trusted.
# In effect, this requires that all connecting clients perform TLS client
# authentication.
tlsRequireTrustedClientCertOnConnect=false

# Specify the TLS provider for the broker service:
# When using TLS authentication with CACert, the valid value is either OPENSSL or JDK.
# When using TLS authentication with KeyStore, available values can be SunJSSE, Conscrypt and etc.
tlsProvider=

# Specify the TLS provider for the web service: SunJSSE, Conscrypt and etc.
webServiceTlsProvider=Conscrypt

### --- KeyStore TLS config variables --- ###
# Enable TLS with KeyStore type configuration in broker.
tlsEnabledWithKeyStore=false

# TLS KeyStore type configuration in broker: JKS, PKCS12
tlsKeyStoreType=JKS

# TLS KeyStore path in broker
tlsKeyStore=

# TLS KeyStore password for broker
tlsKeyStorePassword=

# TLS TrustStore type configuration in broker: JKS, PKCS12
tlsTrustStoreType=JKS

# TLS TrustStore path in broker
tlsTrustStore=

# TLS TrustStore password for broker
tlsTrustStorePassword=

# Whether internal client uses TLS to connection the broker
brokerClientTlsEnabled=false

# Whether internal client use KeyStore type to authenticate with Pulsar brokers
brokerClientTlsEnabledWithKeyStore=false

# The TLS Provider used by internal client to authenticate with other Pulsar brokers
brokerClientSslProvider=

# TLS trusted certificate file for internal client,
# used by the internal client to authenticate with Pulsar brokers
brokerClientTrustCertsFilePath=

# TLS private key file for internal client,
# used by the internal client to authenticate with Pulsar brokers
brokerClientKeyFilePath=

# TLS certificate file for internal client,
# used by the internal client to authenticate with Pulsar brokers
brokerClientCertificateFilePath=

# TLS KeyStore type configuration for internal client: JKS, PKCS12
# used by the internal client to authenticate with Pulsar brokers
brokerClientTlsKeyStoreType=JKS

# TLS KeyStore path for internal client
# used by the internal client to authenticate with Pulsar brokers
brokerClientTlsKeyStore=

# TLS KeyStore password for internal client,
# used by the internal client to authenticate with Pulsar brokers
brokerClientTlsKeyStorePassword=

# TLS TrustStore type configuration for internal client: JKS, PKCS12
# used by the internal client to authenticate with Pulsar brokers
brokerClientTlsTrustStoreType=JKS

# TLS TrustStore path for internal client
# used by the internal client to authenticate with Pulsar brokers
brokerClientTlsTrustStore=

# TLS TrustStore password for internal client,
# used by the internal client to authenticate with Pulsar brokers
brokerClientTlsTrustStorePassword=

# Specify the tls cipher the internal client will use to negotiate during TLS Handshake
# (a comma-separated list of ciphers)
# used by the internal client to authenticate with Pulsar brokers
# Examples:
# brokerClientTlsCiphers=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256
brokerClientTlsCiphers=

# Specify the tls protocols the broker will use to negotiate during TLS handshake
# (a comma-separated list of protocol names).
# used by the internal client to authenticate with Pulsar brokers
# Examples:
# brokerClientTlsProtocols=TLSv1.3,TLSv1.2
brokerClientTlsProtocols=

# Enable or disable system topic
systemTopicEnabled=true

# Deploy the schema compatibility checker for a specific schema type to enforce schema compatibility check
schemaRegistryCompatibilityCheckers=org.apache.pulsar.broker.service.schema.JsonSchemaCompatibilityCheck,org.apache.pulsar.broker.service.schema.AvroSchemaCompatibilityCheck,org.apache.pulsar.broker.service.schema.ProtobufNativeSchemaCompatibilityCheck

# The schema compatibility strategy is used for system topics.
# Available values: ALWAYS_INCOMPATIBLE, ALWAYS_COMPATIBLE, BACKWARD, FORWARD, FULL, BACKWARD_TRANSITIVE, FORWARD_TRANSITIVE, FULL_TRANSITIVE
systemTopicSchemaCompatibilityStrategy=ALWAYS_COMPATIBLE

# Enable or disable topic level policies, topic level policies depends on the system topic
# Please enable the system topic first.
topicLevelPoliciesEnabled=true

# If a topic remains fenced for this number of seconds, it will be closed forcefully.
# If it is set to 0 or a negative number, the fenced topic will not be closed.
topicFencingTimeoutSeconds=0

### --- Authentication --- ###
# Role names that are treated as "proxy roles". If the broker sees a request with
#role as proxyRoles - it will demand to see a valid original principal.
proxyRoles=

# If this flag is set then the broker authenticates the original Auth data
# else it just accepts the originalPrincipal and authorizes it (if required).
authenticateOriginalAuthData=false

# Enable authentication
authenticationEnabled=false

# Authentication provider name list, which is comma separated list of class names
authenticationProviders=

# Enforce authorization
authorizationEnabled=false

# Authorization provider fully qualified class-name
authorizationProvider=org.apache.pulsar.broker.authorization.PulsarAuthorizationProvider

# Allow wildcard matching in authorization
# (wildcard matching only applicable if wildcard-char:
# * presents at first or last position eg: *.pulsar.service, pulsar.service.*)
authorizationAllowWildcardsMatching=false

# Role names that are treated as "super-user", meaning they will be able to do all admin
# operations and publish/consume from all topics
superUserRoles=

# Authentication settings of the broker itself. Used when the broker connects to other brokers,
# either in same or other clusters
brokerClientAuthenticationPlugin=
brokerClientAuthenticationParameters=

# Supported Athenz provider domain names(comma separated) for authentication
athenzDomainNames=

# When this parameter is not empty, unauthenticated users perform as anonymousUserRole
anonymousUserRole=

## Configure the datasource of basic authenticate, supports the file and Base64 format.
# file:
# basicAuthConf=/path/my/.htpasswd
# use Base64 to encode the contents of .htpasswd:
# basicAuthConf=YOUR-BASE64-DATA
basicAuthConf=

### --- Token Authentication Provider --- ###

## Symmetric key
# Configure the secret key to be used to validate auth tokens
# The key can be specified like:
# tokenSecretKey=data:;base64,xxxxxxxxx
# tokenSecretKey=file:///my/secret.key  ( Note: key file must be DER-encoded )
tokenSecretKey=

## Asymmetric public/private key pair
# Configure the public key to be used to validate auth tokens
# The key can be specified like:
# tokenPublicKey=data:;base64,xxxxxxxxx
# tokenPublicKey=file:///my/public.key    ( Note: key file must be DER-encoded )
tokenPublicKey=


# The token "claim" that will be interpreted as the authentication "role" or "principal" by AuthenticationProviderToken (defaults to "sub" if blank)
tokenAuthClaim=

# The token audience "claim" name, e.g. "aud", that will be used to get the audience from token.
# If not set, audience will not be verified.
tokenAudienceClaim=

# The token audience stands for this broker. The field `tokenAudienceClaim` of a valid token, need contains this.
tokenAudience=

### --- BookKeeper Client --- ###

# Authentication plugin to use when connecting to bookies
bookkeeperClientAuthenticationPlugin=

# BookKeeper auth plugin implementatation specifics parameters name and values
bookkeeperClientAuthenticationParametersName=
bookkeeperClientAuthenticationParameters=

# Timeout for BK add / read operations
bookkeeperClientTimeoutInSeconds=30

# Number of BookKeeper client worker threads
# Default is Runtime.getRuntime().availableProcessors()
bookkeeperClientNumWorkerThreads=

# Number of BookKeeper client IO threads
# Default is Runtime.getRuntime().availableProcessors() * 2
bookkeeperClientNumIoThreads=

# Use separated IO threads for BookKeeper client
# Default is false, which will use Pulsar IO threads
bookkeeperClientSeparatedIoThreadsEnabled=false

# Speculative reads are initiated if a read request doesn't complete within a certain time
# Using a value of 0, is disabling the speculative reads
bookkeeperClientSpeculativeReadTimeoutInMillis=0

# Number of channels per bookie
bookkeeperNumberOfChannelsPerBookie=16

# Enable bookies health check. Bookies that have more than the configured number of failure within
# the interval will be quarantined for some time. During this period, new ledgers won't be created
# on these bookies
bookkeeperClientHealthCheckEnabled=true
bookkeeperClientHealthCheckIntervalSeconds=60
bookkeeperClientHealthCheckErrorThresholdPerInterval=5
bookkeeperClientHealthCheckQuarantineTimeInSeconds=1800

#bookie quarantine ratio to avoid all clients quarantine the high pressure bookie servers at the same time
bookkeeperClientQuarantineRatio=1.0

# Enable rack-aware bookie selection policy. BK will chose bookies from different racks when
# forming a new bookie ensemble
# This parameter related to ensemblePlacementPolicy in conf/bookkeeper.conf, if enabled, ensemblePlacementPolicy
# should be set to org.apache.bookkeeper.client.RackawareEnsemblePlacementPolicy
bookkeeperClientRackawarePolicyEnabled=true

# Enable region-aware bookie selection policy. BK will chose bookies from
# different regions and racks when forming a new bookie ensemble.
# If enabled, the value of bookkeeperClientRackawarePolicyEnabled is ignored
# This parameter related to ensemblePlacementPolicy in conf/bookkeeper.conf, if enabled, ensemblePlacementPolicy
# should be set to org.apache.bookkeeper.client.RegionAwareEnsemblePlacementPolicy
bookkeeperClientRegionawarePolicyEnabled=false

# Minimum number of racks per write quorum. BK rack-aware bookie selection policy will try to
# get bookies from at least 'bookkeeperClientMinNumRacksPerWriteQuorum' racks for a write quorum.
bookkeeperClientMinNumRacksPerWriteQuorum=1

# Enforces rack-aware bookie selection policy to pick bookies from 'bookkeeperClientMinNumRacksPerWriteQuorum'
# racks for a writeQuorum.
# If BK can't find bookie then it would throw BKNotEnoughBookiesException instead of picking random one.
bookkeeperClientEnforceMinNumRacksPerWriteQuorum=false

# Enable/disable reordering read sequence on reading entries.
bookkeeperClientReorderReadSequenceEnabled=false

# Enable bookie isolation by specifying a list of bookie groups to choose from. Any bookie
# outside the specified groups will not be used by the broker
bookkeeperClientIsolationGroups=

# Enable bookie secondary-isolation group if bookkeeperClientIsolationGroups doesn't
# have enough bookie available.
bookkeeperClientSecondaryIsolationGroups=

# Minimum bookies that should be available as part of bookkeeperClientIsolationGroups
# else broker will include bookkeeperClientSecondaryIsolationGroups bookies in isolated list.
bookkeeperClientMinAvailableBookiesInIsolationGroups=

# Set the client security provider factory class name.
# Default: org.apache.bookkeeper.tls.TLSContextFactory
bookkeeperTLSProviderFactoryClass=org.apache.bookkeeper.tls.TLSContextFactory

# Enable tls authentication with bookie
bookkeeperTLSClientAuthentication=false

# Supported type: PEM, JKS, PKCS12. Default value: PEM
bookkeeperTLSKeyFileType=PEM

#Supported type: PEM, JKS, PKCS12. Default value: PEM
bookkeeperTLSTrustCertTypes=PEM

# Path to file containing keystore password, if the client keystore is password protected.
bookkeeperTLSKeyStorePasswordPath=

# Path to file containing truststore password, if the client truststore is password protected.
bookkeeperTLSTrustStorePasswordPath=

# Path for the TLS private key file
bookkeeperTLSKeyFilePath=

# Path for the TLS certificate file
bookkeeperTLSCertificateFilePath=

# Path for the trusted TLS certificate file
bookkeeperTLSTrustCertsFilePath=

# Enable/disable disk weight based placement. Default is false
bookkeeperDiskWeightBasedPlacementEnabled=false

# Set the interval to check the need for sending an explicit LAC
# A value of '0' disables sending any explicit LACs. Default is 0.
bookkeeperExplicitLacIntervalInMills=0

# Use older Bookkeeper wire protocol with bookie
bookkeeperUseV2WireProtocol=true

# Expose bookkeeper client managed ledger stats to prometheus. default is false
# bookkeeperClientExposeStatsToPrometheus=false

# If bookkeeperClientExposeStatsToPrometheus is set to true, we can set bookkeeperClientLimitStatsLogging=true
# to limit per_channel_bookie_client metrics. default is false
# bookkeeperClientLimitStatsLogging=false

### --- Managed Ledger --- ###

# Number of bookies to use when creating a ledger
managedLedgerDefaultEnsembleSize=1

# Number of copies to store for each message
managedLedgerDefaultWriteQuorum=1

# Number of guaranteed copies (acks to wait before write is complete)
managedLedgerDefaultAckQuorum=1

# How frequently to flush the cursor positions that were accumulated due to rate limiting. (seconds).
# Default is 60 seconds
managedLedgerCursorPositionFlushSeconds=60

# Default type of checksum to use when writing to BookKeeper. Default is "CRC32C"
# Other possible options are "CRC32", "MAC" or "DUMMY" (no checksum).
managedLedgerDigestType=CRC32C

# Number of threads to be used for managed ledger scheduled tasks
managedLedgerNumSchedulerThreads=4

# Amount of memory to use for caching data payload in managed ledger. This memory
# is allocated from JVM direct memory and it's shared across all the topics
# running  in the same broker. By default, uses 1/5th of available direct memory
managedLedgerCacheSizeMB=

# Whether we should make a copy of the entry payloads when inserting in cache
managedLedgerCacheCopyEntries=false

# Threshold to which bring down the cache level when eviction is triggered
managedLedgerCacheEvictionWatermark=0.9

# Configure the cache eviction frequency for the managed ledger cache (evictions/sec)
managedLedgerCacheEvictionFrequency=100.0

# All entries that have stayed in cache for more than the configured time, will be evicted
managedLedgerCacheEvictionTimeThresholdMillis=1000

# Configure the threshold (in number of entries) from where a cursor should be considered 'backlogged'
# and thus should be set as inactive.
managedLedgerCursorBackloggedThreshold=1000

# Rate limit the amount of writes generated by consumer acking the messages
managedLedgerDefaultMarkDeleteRateLimit=0.1

# Max number of entries to append to a ledger before triggering a rollover
# A ledger rollover is triggered after the min rollover time has passed
# and one of the following conditions is true:
#  * The max rollover time has been reached
#  * The max entries have been written to the ledger
#  * The max ledger size has been written to the ledger
managedLedgerMaxEntriesPerLedger=50000

# Minimum time between ledger rollover for a topic
managedLedgerMinLedgerRolloverTimeMinutes=10

# Maximum time before forcing a ledger rollover for a topic
managedLedgerMaxLedgerRolloverTimeMinutes=240

# Max number of entries to append to a cursor ledger
managedLedgerCursorMaxEntriesPerLedger=50000

# Max time before triggering a rollover on a cursor ledger
managedLedgerCursorRolloverTimeInSeconds=14400

# Maximum ledger size before triggering a rollover for a topic (MB)
managedLedgerMaxSizePerLedgerMbytes=2048

# Max number of "acknowledgment holes" that are going to be persistently stored.
# When acknowledging out of order, a consumer will leave holes that are supposed
# to be quickly filled by acking all the messages. The information of which
# messages are acknowledged is persisted by compressing in "ranges" of messages
# that were acknowledged. After the max number of ranges is reached, the information
# will only be tracked in memory and messages will be redelivered in case of
# crashes.
managedLedgerMaxUnackedRangesToPersist=10000

# Max number of "acknowledgment holes" that can be stored in MetadataStore. If number of unack message range is higher
# than this limit then broker will persist unacked ranges into bookkeeper to avoid additional data overhead into
# MetadataStore.
managedLedgerMaxUnackedRangesToPersistInMetadataStore=1000

# Skip reading non-recoverable/unreadable data-ledger under managed-ledger's list. It helps when data-ledgers gets
# corrupted at bookkeeper and managed-cursor is stuck at that ledger.
autoSkipNonRecoverableData=false

# operation timeout while updating managed-ledger metadata.
managedLedgerMetadataOperationsTimeoutSeconds=60

# Read entries timeout when broker tries to read messages from bookkeeper.
managedLedgerReadEntryTimeoutSeconds=0

# Add entry timeout when broker tries to publish message to bookkeeper (0 to disable it).
managedLedgerAddEntryTimeoutSeconds=0

# New entries check delay for the cursor under the managed ledger.
# If no new messages in the topic, the cursor will try to check again after the delay time.
# For consumption latency sensitive scenario, can set to a smaller value or set to 0.
# Of course, use a smaller value may degrade consumption throughput. Default is 10ms.
managedLedgerNewEntriesCheckDelayInMillis=10

# Minimum cursors that must be in backlog state to cache and reuse the read entries.
# (Default =0 to disable backlog reach cache)
managedLedgerMinimumBacklogCursorsForCaching=0

# Minimum backlog entries for any cursor before start caching reads.
managedLedgerMinimumBacklogEntriesForCaching=1000

# Maximum backlog entry difference to prevent caching entries that can't be reused.
managedLedgerMaxBacklogBetweenCursorsForCaching=1000

# Use Open Range-Set to cache unacked messages
managedLedgerUnackedRangesOpenCacheSetEnabled=true

# Managed ledger prometheus stats latency rollover seconds (default: 60s)
managedLedgerPrometheusStatsLatencyRolloverSeconds=60

# Whether trace managed ledger task execution time
managedLedgerTraceTaskExecution=true

# If you want to custom bookie ID or use a dynamic network address for the bookie,
# you can set this option.
# Bookie advertises itself using bookieId rather than
# BookieSocketAddress (hostname:port or IP:port).
# bookieId is a non empty string that can contain ASCII digits and letters ([a-zA-Z9-0]),
# colons, dashes, and dots.
# For more information about bookieId, see http://bookkeeper.apache.org/bps/BP-41-bookieid/.
# bookieId=

### --- Load balancer --- ###

loadManagerClassName=org.apache.pulsar.broker.loadbalance.NoopLoadManager

# Enable load balancer
loadBalancerEnabled=false

# Percentage of change to trigger load report update
loadBalancerReportUpdateThresholdPercentage=10

# minimum interval to update load report
loadBalancerReportUpdateMinIntervalMillis=5000

# maximum interval to update load report
loadBalancerReportUpdateMaxIntervalMinutes=15

# Frequency of report to collect
loadBalancerHostUsageCheckIntervalMinutes=1

# Load shedding interval. Broker periodically checks whether some traffic should be offload from
# some over-loaded broker to other under-loaded brokers
loadBalancerSheddingIntervalMinutes=1

# Prevent the same topics to be shed and moved to other broker more than once within this timeframe
loadBalancerSheddingGracePeriodMinutes=30

# Usage threshold to allocate max number of topics to broker
loadBalancerBrokerMaxTopics=50000

# Interval to flush dynamic resource quota to ZooKeeper
loadBalancerResourceQuotaUpdateIntervalMinutes=15

# enable/disable namespace bundle auto split
loadBalancerAutoBundleSplitEnabled=true

# enable/disable automatic unloading of split bundles
loadBalancerAutoUnloadSplitBundlesEnabled=true

# maximum topics in a bundle, otherwise bundle split will be triggered
loadBalancerNamespaceBundleMaxTopics=1000

# maximum sessions (producers + consumers) in a bundle, otherwise bundle split will be triggered
loadBalancerNamespaceBundleMaxSessions=1000

# maximum msgRate (in + out) in a bundle, otherwise bundle split will be triggered
loadBalancerNamespaceBundleMaxMsgRate=30000

# maximum bandwidth (in + out) in a bundle, otherwise bundle split will be triggered
loadBalancerNamespaceBundleMaxBandwidthMbytes=100

# maximum number of bundles in a namespace
loadBalancerNamespaceMaximumBundles=128

# The broker resource usage threshold.
# When the broker resource usage is greater than the pulsar cluster average resource usage,
# the threshold shedder will be triggered to offload bundles from the broker.
# It only takes effect in the ThresholdShedder strategy.
loadBalancerBrokerThresholdShedderPercentage=10

# When calculating new resource usage, the history usage accounts for.
# It only takes effect in the ThresholdShedder strategy.
loadBalancerHistoryResourcePercentage=0.9

# The BandWithIn usage weight when calculating new resource usage.
# It only takes effect in the ThresholdShedder strategy.
loadBalancerBandwithInResourceWeight=1.0

# The BandWithOut usage weight when calculating new resource usage.
# It only takes effect in the ThresholdShedder strategy.
loadBalancerBandwithOutResourceWeight=1.0

# The CPU usage weight when calculating new resource usage.
# It only takes effect in the ThresholdShedder strategy.
loadBalancerCPUResourceWeight=1.0

# The heap memory usage weight when calculating new resource usage.
# It only takes effect in the ThresholdShedder strategy.
loadBalancerMemoryResourceWeight=1.0

# The direct memory usage weight when calculating new resource usage.
# It only takes effect in the ThresholdShedder strategy.
loadBalancerDirectMemoryResourceWeight=1.0

# Bundle unload minimum throughput threshold (MB), avoiding bundle unload frequently.
# It only takes effect in the ThresholdShedder strategy.
loadBalancerBundleUnloadMinThroughputThreshold=10

# Time to wait for the unloading of a namespace bundle
namespaceBundleUnloadingTimeoutMs=60000

### --- Replication --- ###

# Enable replication metrics
replicationMetricsEnabled=true

# Max number of connections to open for each broker in a remote cluster
# More connections host-to-host lead to better throughput over high-latency
# links.
replicationConnectionsPerBroker=16

# Replicator producer queue size
replicationProducerQueueSize=1000

# Duration to check replication policy to avoid replicator inconsistency
# due to missing ZooKeeper watch (disable with value 0)
replicationPolicyCheckDurationSeconds=600

# Default message retention time. 0 means retention is disabled. -1 means data is not removed by time quota
defaultRetentionTimeInMinutes=0

# Default retention size. 0 means retention is disabled. -1 means data is not removed by size quota
defaultRetentionSizeInMB=0

# How often to check whether the connections are still alive
keepAliveIntervalSeconds=30

### --- WebSocket --- ###

# Enable the WebSocket API service in broker
webSocketServiceEnabled=true

# Number of IO threads in Pulsar Client used in WebSocket proxy
webSocketNumIoThreads=8

# Number of connections per Broker in Pulsar Client used in WebSocket proxy
webSocketConnectionsPerBroker=8

# Memory limit in MBs for direct memory in Pulsar Client used in WebSocket proxy
webSocketPulsarClientMemoryLimitInMB=0

# Time in milliseconds that idle WebSocket session times out
webSocketSessionIdleTimeoutMillis=300000

# The maximum size of a text message during parsing in WebSocket proxy
webSocketMaxTextFrameSize=1048576

### --- Metrics --- ###

# Enable topic level metrics
exposeTopicLevelMetricsInPrometheus=true

# Time in milliseconds that metrics endpoint would time out. Default is 30s.
# Increase it if there are a lot of topics to expose topic-level metrics.
# Set it to 0 to disable timeout.
metricsServletTimeoutMs=30000

# Classname of Pluggable JVM GC metrics logger that can log GC specific metrics
# jvmGCMetricsLoggerClassName=

### --- Broker Web Stats --- ###

# Enable topic level metrics
exposePublisherStats=true

# Enable expose the precise backlog stats.
# Set false to use published counter and consumed counter to calculate, this would be more efficient but may be inaccurate.
# Default is false.
exposePreciseBacklogInPrometheus=false

# Enable splitting topic and partition label in Prometheus.
# If enabled, a topic name will split into 2 parts, one is topic name without partition index,
# another one is partition index, e.g. (topic=xxx, partition=0).
# If the topic is a non-partitioned topic, -1 will be used for the partition index.
# If disabled, one label to represent the topic and partition, e.g. (topic=xxx-partition-0)
# Default is false.

splitTopicAndPartitionLabelInPrometheus=false

# If true, aggregate publisher stats of PartitionedTopicStats by producerName.
# Otherwise, aggregate it by list index.
aggregatePublisherStatsByProducerName=false

### --- Schema storage --- ###
# The schema storage implementation used by this broker.
schemaRegistryStorageClassName=org.apache.pulsar.broker.service.schema.BookkeeperSchemaStorageFactory

# Whether to enable schema validation.
# When schema validation is enabled, if a producer without a schema attempts to produce the message to a topic with schema, the producer is rejected and disconnected.
isSchemaValidationEnforced=false

# The schema compatibility strategy at broker level.
# Available values: ALWAYS_INCOMPATIBLE, ALWAYS_COMPATIBLE, BACKWARD, FORWARD, FULL, BACKWARD_TRANSITIVE, FORWARD_TRANSITIVE, FULL_TRANSITIVE
schemaCompatibilityStrategy=FULL

# The extraction directory of the nar package.
# Available for Protocol Handler, Additional Servlets, Entry Filter, Offloaders, Broker Interceptor.
# Default is System.getProperty("java.io.tmpdir").
narExtractionDirectory=

### --- Deprecated config variables --- ###

# Deprecated. Use configurationStoreServers
globalZookeeperServers=

# Deprecated. Use brokerDeleteInactiveTopicsFrequencySeconds
brokerServicePurgeInactiveFrequencyInSeconds=60

### --- BookKeeper Configuration --- #####

ledgerStorageClass=org.apache.bookkeeper.bookie.storage.ldb.DbLedgerStorage

# The maximum netty frame size in bytes. Any message received larger than this will be rejected. The default value is 5MB.
nettyMaxFrameSizeBytes=5253120

# Size of Write Cache. Memory is allocated from JVM direct memory.
# Write cache is used to buffer entries before flushing into the entry log
# For good performance, it should be big enough to hold a substantial amount
# of entries in the flush interval
# By default it will be allocated to 1/4th of the available direct memory
dbStorage_writeCacheMaxSizeMb=

# Size of Read cache. Memory is allocated from JVM direct memory.
# This read cache is pre-filled doing read-ahead whenever a cache miss happens
# By default it will be allocated to 1/4th of the available direct memory
dbStorage_readAheadCacheMaxSizeMb=

# How many entries to pre-fill in cache after a read cache miss
dbStorage_readAheadCacheBatchSize=1000

flushInterval=60000

## RocksDB specific configurations
## DbLedgerStorage uses RocksDB to store the indexes from
## (ledgerId, entryId) -> (entryLog, offset)

# Size of RocksDB block-cache. For best performance, this cache
# should be big enough to hold a significant portion of the index
# database which can reach ~2GB in some cases
# Default is to use 10% of the direct memory size
dbStorage_rocksDB_blockCacheSize=

# Other RocksDB specific tunables
dbStorage_rocksDB_writeBufferSizeMB=4
dbStorage_rocksDB_sstSizeInMB=4
dbStorage_rocksDB_blockSize=4096
dbStorage_rocksDB_bloomFilterBitsPerKey=10
dbStorage_rocksDB_numLevels=-1
dbStorage_rocksDB_numFilesInLevel0=4
dbStorage_rocksDB_maxSizeInLevel1MB=256

# Maximum latency to impose on a journal write to achieve grouping
journalMaxGroupWaitMSec=1

# Should the data be fsynced on journal before acknowledgment.
journalSyncData=false


# For each ledger dir, maximum disk space which can be used.
# Default is 0.95f. i.e. 95% of disk can be used at most after which nothing will
# be written to that partition. If all ledger dir partions are full, then bookie
# will turn to readonly mode if 'readOnlyModeEnabled=true' is set, else it will
# shutdown.
# Valid values should be in between 0 and 1 (exclusive).
diskUsageThreshold=0.99

# The disk free space low water mark threshold.
# Disk is considered full when usage threshold is exceeded.
# Disk returns back to non-full state when usage is below low water mark threshold.
# This prevents it from going back and forth between these states frequently
# when concurrent writes and compaction are happening. This also prevent bookie from
# switching frequently between read-only and read-writes states in the same cases.
diskUsageWarnThreshold=0.99

# Whether the bookie allowed to use a loopback interface as its primary
# interface(i.e. the interface it uses to establish its identity)?
# By default, loopback interfaces are not allowed as the primary
# interface.
# Using a loopback interface as the primary interface usually indicates
# a configuration error. For example, its fairly common in some VPS setups
# to not configure a hostname, or to have the hostname resolve to
# 127.0.0.1. If this is the case, then all bookies in the cluster will
# establish their identities as 127.0.0.1:3181, and only one will be able
# to join the cluster. For VPSs configured like this, you should explicitly
# set the listening interface.
allowLoopback=true

# How long the interval to trigger next garbage collection, in milliseconds
# Since garbage collection is running in background, too frequent gc
# will heart performance. It is better to give a higher number of gc
# interval if there is enough disk capacity.
gcWaitTime=300000

# Enable topic auto creation if new producer or consumer connected (disable auto creation with value false)
allowAutoTopicCreation=true

# The type of topic that is allowed to be automatically created.(partitioned/non-partitioned)
allowAutoTopicCreationType=non-partitioned

# Enable subscription auto creation if new consumer connected (disable auto creation with value false)
allowAutoSubscriptionCreation=true

# The number of partitioned topics that is allowed to be automatically created if allowAutoTopicCreationType is partitioned.
defaultNumPartitions=1

### --- Transaction config variables --- ###
# Enable transaction coordinator in broker
transactionCoordinatorEnabled=false
transactionMetadataStoreProviderClassName=org.apache.pulsar.transaction.coordinator.impl.MLTransactionMetadataStoreProvider

# Transaction buffer takes a snapshot after the number of transaction operations reaches this value.
# If transaction buffer enables snapshot segment, transaction buffer updates snapshot metadata
# after the number of transaction operations reaches this value.
transactionBufferSnapshotMaxTransactionCount=1000

# The interval time for transaction buffer to take snapshots.
# If transaction buffer enables snapshot segment, it is the interval time for transaction buffer to update snapshot metadata.
# Unit : millisecond
transactionBufferSnapshotMinTimeInMillis=5000

# Whether to enable segmented transaction buffer snapshot to handle a large number of aborted transactions.
transactionBufferSegmentedSnapshotEnabled=false

# Transaction buffer stores the transaction ID of aborted transactions and takes snapshots.
# This configuration determines the size of the snapshot segment. The default value is 256 KB (262144 bytes).
transactionBufferSnapshotSegmentSize=262144

# The transaction buffer client's operation timeout in milliseconds.
transactionBufferClientOperationTimeoutInMills=3000

# Provide a mechanism allowing the Transaction Log Store to aggregate multiple records into a batched record and
# persist into a single BK entry. This will make Pulsar transactions work more  efficiently, aka batched log.
# see: https://github.com/apache/pulsar/issues/15370
transactionLogBatchedWriteEnabled=false

# If enabled the feature that transaction log batch, this attribute means maximum log records count in a batch.
transactionLogBatchedWriteMaxRecords=512

# If enabled the feature that transaction log batch, this attribute means bytes size in a batch，default 4m.
transactionLogBatchedWriteMaxSize=4194304

# If enabled the feature that transaction log batch, this attribute means maximum wait time(in millis) for the first
# record in a batch
transactionLogBatchedWriteMaxDelayInMillis=1

# Provide a mechanism allowing the Pending Ack Store to aggregate multiple records into a batched record and persist
# into a single BK entry. This will make Pulsar transactions work more efficiently, aka batched log.
# see: https://github.com/apache/pulsar/issues/15370
transactionPendingAckBatchedWriteEnabled=false

# If enabled the feature that transaction pending ack log batch, this attribute means maximum log records count in a
# batch.
transactionPendingAckBatchedWriteMaxRecords=512

# If enabled the feature that transaction pending ack log batch, this attribute means bytes size in a batch, default:4m.
transactionPendingAckBatchedWriteMaxSize=4194304

# If enabled the feature that transaction pending ack log batch, this attribute means maximum wait time(in millis) for
# the first record in a batch.
transactionPendingAckBatchedWriteMaxDelayInMillis=1

### --- Packages management service configuration variables (begin) --- ###

# Enable the packages management service or not
enablePackagesManagement=false

# The packages management service storage service provide
packagesManagementStorageProvider=org.apache.pulsar.packages.management.storage.bookkeeper.BookKeeperPackagesStorageProvider

# When the packages storage provider is bookkeeper, you can use this configuration to
# control the number of replicas for storing the package
packagesReplicas=1

# The bookkeeper ledger root path
packagesManagementLedgerRootPath=/ledgers

#Enable Functions Worker to use packageManagement Service to store package.
functionsWorkerEnablePackageManagement=false

### --- Packages management service configuration variables (end) --- ###

### --- Deprecated settings --- ###

# These settings are left here for compatibility

# Zookeeper session timeout in milliseconds
# Deprecated: use metadataStoreSessionTimeoutMillis
zooKeeperSessionTimeoutMillis=-1

# ZooKeeper operation timeout in seconds
# Deprecated: use metadataStoreOperationTimeoutSeconds
zooKeeperOperationTimeoutSeconds=-1

# ZooKeeper cache expiry time in seconds
# Deprecated: use metadataStoreCacheExpirySeconds
zooKeeperCacheExpirySeconds=-1

# Zookeeper quorum connection string
zookeeperServers=

# Configuration Store connection string
configurationStoreServers=

# Max number of "acknowledgment holes" that can be stored in Zookeeper. If number of unack message range is higher
# than this limit then broker will persist unacked ranges into bookkeeper to avoid additional data overhead into
# zookeeper.
# Deprecated: use managedLedgerMaxUnackedRangesToPersistInMetadataStore
managedLedgerMaxUnackedRangesToPersistInZooKeeper=-1

# Whether to enable the delayed delivery for messages.
# If disabled, messages will be immediately delivered and there will
# be no tracking overhead.
delayedDeliveryEnabled=true

# Class name of the factory that implements the delayed deliver tracker.
# If value is "org.apache.pulsar.broker.delayed.BucketDelayedDeliveryTrackerFactory",
# will create bucket based delayed message index tracker.
delayedDeliveryTrackerFactoryClassName=org.apache.pulsar.broker.delayed.InMemoryDelayedDeliveryTrackerFactory

# Control the tick time for when retrying on delayed delivery,
# affecting the accuracy of the delivery time compared to the scheduled time.
# Note that this time is used to configure the HashedWheelTimer's tick time for the
# InMemoryDelayedDeliveryTrackerFactory (the default DelayedDeliverTrackerFactory).
# Default is 1 second.
delayedDeliveryTickTimeMillis=1000

# When using the InMemoryDelayedDeliveryTrackerFactory (the default DelayedDeliverTrackerFactory), whether
# the deliverAt time is strictly followed. When false (default), messages may be sent to consumers before the deliverAt
# time by as much as the tickTimeMillis. This can reduce the overhead on the broker of maintaining the delayed index
# for a potentially very short time period. When true, messages will not be sent to consumer until the deliverAt time
# has passed, and they may be as late as the deliverAt time plus the tickTimeMillis for the topic plus the
# delayedDeliveryTickTimeMillis.
isDelayedDeliveryDeliverAtTimeStrict=false

# The delayed message index bucket min index count.
# When the index count of the current bucket is more than this value and all message indexes of current ledger
# have already been added to the tracker we will seal the bucket.
delayedDeliveryMinIndexCountPerBucket=50000

# The delayed message index bucket time step(in seconds) in per bucket snapshot segment,
# after reaching the max time step limitation, the snapshot segment will be cut off.
delayedDeliveryMaxTimeStepPerBucketSnapshotSegmentSeconds=300

# The max number of delayed message index in per bucket snapshot segment, -1 means no limitation
# after reaching the max number limitation, the snapshot segment will be cut off.
delayedDeliveryMaxIndexesPerBucketSnapshotSegment=5000

# The max number of delayed message index bucket,
# after reaching the max buckets limitation, the adjacent buckets will be merged.
# (disable with value -1)
delayedDeliveryMaxNumBuckets=-1

# Whether retain null-key message during topic compaction
topicCompactionRetainNullKey=true