Change swap device. [rsc] --rw-rw-r-- M 399900 glenda sys 8965 Sep 26 16:25 sys/man/3/cons /n/sourcesdump/2005/0926/plan9/sys/man/3/cons:297,313 - /n/sourcesdump/2005/0927/plan9/sys/man/3/cons:297,326 .PP The .B swap - device holds a string of the form + device holds a text block giving memory usage statistics: .IP - .IB m1 / m2 - .B memory - .IB s1 / s2 - .B swap + .EX + \fIn\fP memory + \fIn\fP pagesize + \fIn\fP kernel + \fIn\fP/\fIm\fP user + \fIn\fP/\fIm\fP swap + \fIn\fP/\fIm\fP kernel malloc + \fIn\fP/\fIm\fP kernel draw + .EE .PP - These give, for each of - internal memory and the swapping area, - the number of pages used and the total available. + These are total memory (bytes), system page size (bytes), + kernel memory (pages), user memory (pages), swap space (pages), + kernel malloced data (bytes), and kernel graphics data (bytes). + The expression + .IR n / m + indicates + .I n + used out of + .I m + available. These numbers are not blank padded. + .PP To turn on swapping, write to .B swap the textual file descriptor number of a file or device on which to swap.