[ https://issues.apache.org/jira/browse/AMBARI-17888?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
Siddharth Wagle reopened AMBARI-17888: -------------------------------------- Unit test broken. New patch fix: ---------------------------------------------------------------------- Ran 267 tests in 6.655s OK ---------------------------------------------------------------------- Total run:1034 Total errors:0 Total failures:0 OK > Create configuration flag to prevent changing of directory permissions > ---------------------------------------------------------------------- > > Key: AMBARI-17888 > URL: https://issues.apache.org/jira/browse/AMBARI-17888 > Project: Ambari > Issue Type: Task > Components: ambari-agent > Affects Versions: 2.2.2 > Reporter: Siddharth Wagle > Fix For: 2.4.0 > > > A common method of addressing failed disks, which is to set unwritable > permissions on a directory such as /hadoop10 within the root filesystem. > Once mounted, the mounted filesystem will overlay the correct permissions > structure, allowing hdfs to write to the mounted disk. > In the case of a failed mount operation, the associated /hadoop10 directory > will be unwritable by hdfs. > However, Ambari will see the visible directory with incorrect permissions, > and "fix" the permissions back to a writable directory-- resulting in the > datanode filling the root partition of a machine. > We need to prevent ambari from changing permissions on YARN local and HDFS > data dirs. -- This message was sent by Atlassian JIRA (v6.3.4#6332)