ML job error : Failed to launch autodetect for job

[richcollier]

Please see this for the possible solution:

Machine Learning: Could not create job

Communications between the elasticsearch JVM and the autodetect process (which ML runs) is done via named pipes, these pipes are created in /tmp. In the log there is a message that you posted, it mentions that a file in ES_HOME/tmp cannot be read. This /tmp directory must be readable, if it is mounted with no_exec then autodetect cannot start. /tmp is the default temporary directory the JVM uses but you can change this with the JVM option: -Djava.io.tmpdir=/var/data/elasticsearch/tmp You cou…