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hosts
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hosts
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# at least one is required, 2 allowed
# if 2, ha configured
[namenodes]
# at least one is required
[datanodes]
# at least one is required
# job history server will be also configured on the 1st host
[yarnresourcemanager]
# optional
# can be required for other services
# 3 or 5 hosts is required if 2 namenodes configured
[zookeepernodes]
# optional
# required if 2 namenodes configured
[journalnodes]
# optional
# required if hivemetastore, oozie or hue configured
[postgresql]
# optional
# required if impala-store-catalog configured
[hivemetastore]
# optional
[impala-store-catalog]
# optional
[hbasemaster]
# optional
[solr]
#optional
[spark]
# optional
[oozie]
# optional
[hue]
# please do not edit the groups below
[hadoop:children]
namenodes
datanodes
journalnodes
yarnresourcemanager
hivemetastore
impala-store-catalog
hbasemaster
solr
spark
oozie
hue
[java:children]
hadoop
zookeepernodes
[monitoring:children]
java