Testing has shown that Cloud Manager Orchestration grids that have more than 1210 VMs (each with an installed Orchestration Agent) and 124 Resource objects, the Orchestration Server (installed on supported SUSE Linux Enterprise Server computers) in the grid loses connection to the Audit Database Server or other devices installed on other machines. The failure is manifest following the ping command when the following error is displayed:
connect : No buffer space is available
To correct this problem, it is necessary to increase the kernel ARP threshold on the Orchestration Server (SL. This section contains the following information to help you perform this increase: