Description: Number of physical disk drives for parallel I/O operations. A value greater than one enables parallel I/O for PCGLSS solver operations. The number of disks specified should correspond to physical devices defined using the FILESPECi and FILEPFACTORi directives. See also FILESPEC1 - FILESPEC4 and FILEPFACTOR1 - FILEPFACTOR4 above.
Option/Type: 0 < Integer ≤ 64
Default: 1