gistfile1.txt

journalDirectory=/opt/bookkeeper/journal

# Accepts multiple directories
ledgerDirectories=/opt/bookkeeper/ledgers

# Can be the same as ledgerDirectories
#indexDirectories=/opt/bookkeeper/indexes

bookiePort=3181

# Register bookie to Zookeeper by hostname instead of IP
useHostNameAsBookieID=true

# All local clients directly from JVM
enableLocalTransport=true

# Retain status across restarts
persistBookieStatusEnabled=true

# If false, journal writes are written to the OS page cache but not flushed to disk until acknowledged. Can improve performance. Would theoretically only cause loss in event of a power failure or kernel panic
journalSyncData=false

# double check if a ledger exists in metadata service prior to gc. Should really only cause a performance hit if Zookeepers are overloaded but provides some small level of assurance that the GC won't reap data that it erroneously believes is safe in Zookeeper
verifyMetadataOnGC=true

# Settings for stat scraping
enableStatistics=true
statsProviderClass=org.apache.bookkeeper.stats.prometheus.PrometheusMetricsProvider
limitStatsLogging=false
prometheusStatsHttpPort=7070

# Whether to allow bookie to start autorecovery daemon
autoRecoveryDaemonEnabled=true

# The type of storage class for the ledger on disk
ledgerStorageClass=org.apache.bookkeeper.bookie.storage.ldb.DbLedgerStorage

ledgerManagerType=hierarchical

readOnlyModeEnabled=false


bookkeeperClientHealthCheckEnabled=true

# Size of journal before a new one is started. Total storage needed for journal volume should be journalMaxSizeMB*(journalMaxBackups + 1).
# May need to increase this by a factor of 1 in case a new journal is being written before the oldest is removed
journalMaxSizeMB=2048
journalMaxBackups=4

# How often we garbage collect old messages that we no longer need
gcOverreplicatedLedgerWaitTime=300000

# Where to find the zookeeper service at. Use this instead of a list of zkServers and point it to a single host that represents the service such as a load balancer or multiple entry DNS records. For Zookeeper in kube this should be the DNS entry for the Zookeeper service (Not the headless service)