38c5890428
The devstat API expects us to reuse one devinfo for many invocations of devstat_getstats. In particular, it allocates and resizes memory referenced by devinfo.
41 lines
642 B
C
41 lines
642 B
C
#include <devstat.h>
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#include <fcntl.h>
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#include <libgeom.h>
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#include <limits.h>
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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typedef struct {
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uint64_t read;
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uint64_t write;
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uint64_t free;
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} Bytes;
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typedef struct {
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uint64_t other;
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uint64_t read;
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uint64_t write;
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uint64_t free;
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} Transfers;
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typedef struct {
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double other;
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double read;
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double write;
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double free;
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} Duration;
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typedef struct {
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char device[DEVSTAT_NAME_LEN];
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int unit;
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Bytes bytes;
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Transfers transfers;
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Duration duration;
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long busyTime;
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uint64_t blocks;
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} Stats;
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int _get_ndevs();
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int _get_stats(struct devinfo *info, Stats **stats);
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