59 lines
2.0 KiB
C
59 lines
2.0 KiB
C
/*-
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* Copyright (c) 2002 Poul-Henning Kamp
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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. The names of the authors may not be used to endorse or promote
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* products derived from this software without specific prior written
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* permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, 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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* $FreeBSD$
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*/
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#ifndef _GEOM_GEOM_STATS_H_
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#define _GEOM_GEOM_STATS_H_
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#define GEOM_STATS_DEVICE "geom.stats"
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/*
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* A g_stat contains the statistics we collect on consumers and
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* providers.
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*/
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struct g_stat {
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void *id;
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uint64_t nop;
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uint64_t nend;
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struct bintime it;
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struct bintime wentidle;
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struct {
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uint64_t nop;
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uint64_t nbyte;
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uint64_t nmem;
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uint64_t nerr;
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struct bintime dt;
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} ops[3];
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#define G_STAT_IDX_READ 0
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#define G_STAT_IDX_WRITE 1
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#define G_STAT_IDX_DELETE 2
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};
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#endif /* _GEOM_GEOM_STATS_H_ */
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