Re: MULTIPROCESSOR OPTION 7.13

Allen Jantzen <allenj@ndr.com> wrote in article <327fa20d.27552573@news.netline.net>... > The Informix DSA Administrators Guide, version 7.1, page 10-18 says > > "On some two-processor computers, you should only run one CPU virtual > processor because the overhead of synchronizing the two virtual > processors offsets the benefit of distributing the processing" > > -- stuff deleted -- This does seem kind of strange, since I would guess that the majority of "SMP" systems out there are only two-processor. Anyway, we've been running on an NCR 3430 dual-Pentium box, and going to dual processor dramatically increased our performance. Our software is for OLTP, and we've written it to process transactions in parallel. Our throughput went up by almost 100% after going to multi-CPU. Hope that helps. Paul Leskinen Consolidated Systems of Florida