can not find dfs.client.datanode-restart.timeout

[#1]

I need to change dfs.client.datanode-restart.timeout  to 30 but I can not find it in Cloudera manager HDFS configuration.

any help....

[#2]

@farouk You have to set those in hdfs-site.xml. For example:

HDFS Service Advanced Configuration Snippet (Safety Valve) for hdfs-site.xml

HDFS (Service-Wide)

View as XML

Name

dfs.client.datanode-restart.timeout

Value

30

Description

Description

Final

Or something like below: 

<property><name>dfs.client.datanode-restart.timeout</name><value>30</value></property>

[#3]

thanks, 

i am already did that but I get