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Support Article

UnsatisfiedLinkError: /tmp/



We receive an error when starting PRPC.

We are using Pega Marketing 7.1.2 on Pega 719, deployed on JBoss 6.4GA and Oracle 12c on Red Hat Enterprise Linux Server 6.6 (Santiago) .


Error Messages

13:20:54,473 ERROR [stderr] ( Caused by: java.lang.UnsatisfiedLinkError: /tmp/ /tmp/ failed to map segment from shared object: Operation not permitted

Steps to Reproduce


Root Cause

For security reasons, the Operating System prevents executable code being loaded from the system temp directory.

The Snappy 3rd party component that is used a part of Cassandra places its native code component to system temp directory,  from where the JVM attempts to access it.


The default behaviour can be overridden using the following JVM startup parameter:


Where <folder> stands for a path from where shared objects should be saved.


Published August 4, 2016 - Updated October 8, 2020

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