TTY DMASIZE

From VSI OpenVMS Wiki
Jump to navigation Jump to search
The printable version is no longer supported and may have rendering errors. Please update your browser bookmarks and please use the default browser print function instead.

TTY_DMASIZE is a system parameter that specifies a number of characters in the output buffer. Below this number, character transfers are performed; above this number, DMA transfers occur if the controller is capable of DMA I/O. TTY_DMASIZE is a DYNAMIC parameter.