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Annotation of cci/usr/src/man/man4/drum.4, revision 1.1.1.1

1.1       root        1: .TH DRUM 4 5/11/81
                      2: .UC 4
                      3: .SH NAME
                      4: drum \- paging device
                      5: .SH DESCRIPTION
                      6: This file refers to the paging device in use by the system.
                      7: This may actually be a subdevice of one of the disk drivers, but in
                      8: a system with paging interleaved across multiple disk drives
                      9: it provides an indirect driver for the multiple drives.
                     10: .SH FILES
                     11: /dev/drum
                     12: .SH BUGS
                     13: Reads from the drum are not allowed across the interleaving boundaries.
                     14: Since these only occur every
                     15: .BR . 5Mbytes
                     16: or so,
                     17: and since the system never allocates blocks across the boundary,
                     18: this is usually not a problem.

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