Asif Khatri created LIVY-977:
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Summary: Livy can not be started if HDFS is still in safe mode
Key: LIVY-977
URL: https://issues.apache.org/jira/browse/LIVY-977
Project: Livy
Issue Type: Bug
Components: Server
Affects Versions: 0.7.0
Reporter: Asif Khatri
Assignee: Rajshekhar Muchandi
When services are started by {{cdp environments start-environment}}, sometimes
HDFS is started too close to Livy and this may lead to
{noformat}
Caused by: org.apache.hadoop.hdfs.server.namenode.SafeModeException: Cannot
create directory /user/livy/recovery. Name node is in safe mode.
The reported blocks 407318 has reached the threshold 0.9990 of total blocks
407318. The number of live datanodes 4 has reached the minimum number 1. In
safe mode extension. Safe mode will be turned off automatically in 18 seconds.
NamenodeHostName:bpicdpdev-datahub-de-master0.bpicdpde.ggj4-2xqj.cloudera.site
...
at org.apache.hadoop.fs.FileContext.mkdir(FileContext.java:812)
at
org.apache.livy.server.recovery.FileSystemStateStore.<init>(FileSystemStateStore.scala:62)
at
org.apache.livy.server.recovery.FileSystemStateStore.<init>(FileSystemStateStore.scala:42)
{noformat}
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