59 lines
2.5 KiB
C
59 lines
2.5 KiB
C
/* $NetBSD: dkstats.h,v 1.4 2002/01/28 02:15:16 simonb Exp $ */
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/*
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* Copyright (c) 1996 John M. Vinopal
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* 3. All advertising materials mentioning features or use of this software
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* must display the following acknowledgement:
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* This product includes software developed for the NetBSD Project
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* by John M. Vinopal.
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* 4. The name of the author may not be used to endorse or promote products
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* derived from this software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
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* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
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* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
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* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
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* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
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* BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
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* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
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* AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
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* OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*/
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#include <sys/time.h>
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#include <sys/sched.h>
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#include <unistd.h>
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/* poseur disk entry to hold the information we're interested in. */
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struct _disk {
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int *dk_select; /* Display stats for selected disks. */
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char **dk_name; /* Disk names (sd0, wd1, etc). */
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u_int64_t *dk_xfer; /* # of transfers. */
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u_int64_t *dk_seek; /* # of seeks (currently unused). */
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u_int64_t *dk_bytes; /* # of bytes transfered. */
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struct timeval *dk_time; /* Time spent in disk i/o. */
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u_int64_t tk_nin; /* TTY Chars in. */
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u_int64_t tk_nout; /* TTY Chars out. */
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u_int64_t cp_time[CPUSTATES]; /* System timer ticks. */
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};
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extern struct _disk cur;
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extern char **dr_name;
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extern int *dk_select, dk_ndrive;
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int dkinit(int);
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void dkreadstats(void);
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void dkswap(void);
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