Troubleshooting
where to look and what do to if your OpenSIPS does not start at all
Memory error troubleshooting (updated for 3.x)
Section titled “Memory error troubleshooting (updated for 3.x)”How to troubleshoot certain memory manager errors you get from OpenSIPS
How to increase the memory (shared or private) that OpenSIPS uses.
How to provide more information to the OpenSIPS developers