Connection Problem Caused by Lack of Semaphore Resources

Description

This problem is accompanied by a message in the history file:

HADB-E-05521: Operation on semaphore with key "46025" failed, 
OS status=28 : No space left on devicewhere:

You must configure more semaphore unso structures on the host computer. See the “Preparing for HADB Setup” chapter in the Sun Java System Application Server 8.2 Installation Guide for information on how to configure semmnu on your operating system.

Solution

Stop the affected HADB node, reconfigure and reboot the affected host, restart the HADB node. HADB will be available during the process.