ref: d42b5ae9b1b41d92fb88cffa6bdb930c2b476570
dir: /partitioner/partitioner.h/
typedef struct {
char *path;
int fd;
size_t offset, size;
enum { unknown, bad, disk, part, file } type;
enum { undecided, none, arena, index, bloom, indexbloom, fossil } use;
/* Random read latency; unit: average microseconds to read one 512-byte block */
uint32_t randlatency;
/* Sequential read speed; unit: MiB/s when reading 4K blocks */
uint32_t seqspeed;
/* The number of drives that must fail to bring down this region */
uint16_t redundancy;
/* The reason the region is being used the way it is */
char *why;
/* device-specific unique identifier */
char *uuid;
} Region;
enum{
/* Minimum size for a partition to be considered for usage */
MinSize = 16 * 1024 * 1024,
};
void proberegiontype(Region *r);
void proberegionredundancy(Region *r);