Checks whether lightweight pooling is disabled on the server. Setting lightweightpooling to 1 causes SQL Server to switch ...

Checks whether lightweight pooling is disabled on the server. Setting lightweightpooling to 1 causes SQL Server to switch to fiber mode scheduling. Fiber mode is intended for certain situations when the context switching of the UMS workers are the critical bottleneck in performance. Because this situation is unusual, fiber mode rarely enhances performance or scalability on the typical system.