Sun GlassFish Enterprise Server 2.1 Troubleshooting Guide

Connection Problem Caused by Lack of Semaphore Resources


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 GlassFish Enterprise Server Installation Guide for information on how to configure semmnu on your operating system.


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