If your Windows 2000 performance is degrading due to a leak in the system nonpaged pool, you can reclaim some of the leaked memory by running CHKDSK <Drive:> /F. This will eliminate the need to shutdown to reclaim the pool memory.
NOTE: The /F switch requires a non-boot partition to function without an shutdown.
NOTE: Besides degraded performance, a nonpaged pool leak to cause your 'server' from accepting new network connections.
Your computer may post an:
Event ID 2019
Description: The server was unable to allocate from the system nonpaged pool because the pool was empty.