system-config/playbooks/roles/zookeeper/templates/zoo.cfg.j2
James E. Blair 1a48e06b54 Purge ZK snapshots more frequently
It looks like 6 hours is too infrequent and is enough time for the
disk to fill up when we're busy.  Instead, purge old snapshots every
2 hours, which looks like it should give us plenty of headroom with
our current usage pattern.

Change-Id: Ieb92d052e633e9326c41367442f036cc333c40f2
2021-11-08 07:34:46 -08:00

37 lines
1.5 KiB
Django/Jinja

dataDir=/data
dataLogDir=/datalog
# The number of milliseconds of each tick
tickTime=2000
# The number of ticks that the initial
# synchronization phase can take
initLimit=10
# The number of ticks that can pass between
# sending a request and getting an acknowledgement
syncLimit=5
# When enabled, ZooKeeper auto purge feature retains the autopurge.
# snapRetainCount most recent snapshots and the corresponding
# transaction logs in the dataDir and dataLogDir respectively and
# deletes the rest. Defaults to 3. Minimum value is 3.
autopurge.snapRetainCount=3
# The frequency in hours to look for and purge old snapshots,
# defaults to 0 (disabled). The number of retained snapshots can
# be separately controlled through snapRetainCount and
# defaults to the minimum value of 3. This will quickly fill the
# disk in production if not enabled. Works on ZK >=3.4.
autopurge.purgeInterval=2
maxClientCnxns=60
standaloneEnabled=true
admin.enableServer=true
4lw.commands.whitelist=srvr, stat, dump, mntr
clientPort=2181
secureClientPort=2281
ssl.keyStore.location=/tls/keys/keystore.pem
ssl.trustStore.location=/tls/certs/cacert.pem
{% for host in groups['zookeeper'] %}
server.{{ host | regex_replace('^zk(\\d+)\\.open.*\\.org$', '\\1') | int }}={{ (hostvars[host].public_v4) }}:2888:3888
{% endfor %}
sslQuorum=true
serverCnxnFactory=org.apache.zookeeper.server.NettyServerCnxnFactory
ssl.quorum.keyStore.location=/tls/keys/keystore.pem
ssl.quorum.trustStore.location=/tls/certs/cacert.pem