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Annotation of 43BSDTahoe/man/man4/drum.4, revision 1.1

1.1     ! root        1: .\" Copyright (c) 1980 Regents of the University of California.
        !             2: .\" All rights reserved.  The Berkeley software License Agreement
        !             3: .\" specifies the terms and conditions for redistribution.
        !             4: .\"
        !             5: .\"    @(#)drum.4      6.1 (Berkeley) 5/15/85
        !             6: .\"
        !             7: .TH DRUM 4 "May 15, 1985"
        !             8: .UC 4
        !             9: .SH NAME
        !            10: drum \- paging device
        !            11: .SH DESCRIPTION
        !            12: This file refers to the paging device in use by the system.
        !            13: This may actually be a subdevice of one of the disk drivers, but in
        !            14: a system with paging interleaved across multiple disk drives
        !            15: it provides an indirect driver for the multiple drives.
        !            16: .SH FILES
        !            17: /dev/drum
        !            18: .SH BUGS
        !            19: Reads from the drum are not allowed across the interleaving boundaries.
        !            20: Since these only occur every
        !            21: .BR . 5Mbytes
        !            22: or so,
        !            23: and since the system never allocates blocks across the boundary,
        !            24: this is usually not a problem.

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