MPI is often compared with Parallel Virtual Machine (PVM), which is a popular distributed environment and message passing system developed in 1989, and which was one of the systems that motivated the need for standard parallel message passing.
Festus is a city in Jefferson County, Missouri, United States. The population was 11,602 at the 2010 census. Festus and its neighbor Crystal City are often collectively known as the Twin Cities; however, they are incorporated separately.
Pettis County is a county located in west central U.S. state of Missouri. As of the 2010 census, the population was 42,201. Its county seat is Sedalia. The county was organized January 24, 1833, and named after former U.S. Representative Spencer Darwin Pettis. Pettis County comprises the Sedalia, MO Micropolitan Statistical Area. The county is home to the site of the Missouri State Fair in Sedalia.