MULTIPROCESSOR

onconfig.std
value

0

if not present

Platform dependent

range of values

0 = No multiprocessor
1 = Multiprocessor available

takes effect

When shared memory is initialized

refer to

CPU virtual processors in the chapter on virtual processors and threads in the IBM Informix: Administrator's Guide

If MULTIPROCESSOR is set to 0, the AFF_NPROCS and AFF_SPROC parameters are ignored.

MULTIPROCESSOR specifies whether the database server or coserver performs locking in a manner that is suitable for a single-processor computer or a multiprocessor computer.