Issue
- /tmp directory is mounted with noexec
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Caused by: java.lang.UnsatisfiedLinkError: /tmp/jna
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failed to map segment from shared object: Operation not permitted
Environment
- CloudBees Jenkins Enterprise
Resolution
Any of the below solutions can be used.
- Permanently Remove noexec from /tmp mount
# 1. Edit /etc/fstab
# Remove noexec from line containing /tmp mount
vi /etc/fstab
# 2. Restart
shutdown -r now
# 3. Confirm /tmp now allows executing
# /tmp should not include noexec
mount -l
# 4. Confirm Jenkins starts correctly
service jenkins start
- Change java.io.tmpdir
# 1. Edit Jenkins config file
# Add -Djava.io.tmpdir=$JENKINS_HOME/tmp to JENKINS_JAVA_OPTIONS
# Eg. JENKINS_JAVA_OPTIONS="-Djava.io.tmpdir=$JENKINS_HOME/tmp"
vi /etc/sysconfig/jenkins
# 2. Create tmp directory
mkdir $JENKINS_HOME/tmp
# 3. Make sure Jenkins is the owner
chown MY_JENKINS_USER:MY_JENKINS_GROUP $JENKINS_HOME/tmp
# 4. Restart Jenkins
service jenkins restart
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