diff options
Diffstat (limited to 'src/include/pgstat.h')
| -rw-r--r-- | src/include/pgstat.h | 27 |
1 files changed, 21 insertions, 6 deletions
diff --git a/src/include/pgstat.h b/src/include/pgstat.h index 6475889c58c..7cd9396aced 100644 --- a/src/include/pgstat.h +++ b/src/include/pgstat.h @@ -343,28 +343,42 @@ typedef enum IOContext #define IOCONTEXT_NUM_TYPES (IOCONTEXT_VACUUM + 1) +/* + * Enumeration of IO operations. + * + * This enum categorizes IO operations into two groups, depending on if + * byte operations are supported. + * + * Ensure IOOP_EXTEND is the first and IOOP_WRITE is the last ones in the + * tracked in bytes group and that the groups stay in that order. + */ typedef enum IOOp { + /* IOs not tracked in bytes */ IOOP_EVICT, - IOOP_EXTEND, IOOP_FSYNC, IOOP_HIT, - IOOP_READ, IOOP_REUSE, - IOOP_WRITE, IOOP_WRITEBACK, + + /* IOs tracked in bytes */ + IOOP_EXTEND, + IOOP_READ, + IOOP_WRITE, } IOOp; -#define IOOP_NUM_TYPES (IOOP_WRITEBACK + 1) +#define IOOP_NUM_TYPES (IOOP_WRITE + 1) typedef struct PgStat_BktypeIO { + uint64 bytes[IOOBJECT_NUM_TYPES][IOCONTEXT_NUM_TYPES][IOOP_NUM_TYPES]; PgStat_Counter counts[IOOBJECT_NUM_TYPES][IOCONTEXT_NUM_TYPES][IOOP_NUM_TYPES]; PgStat_Counter times[IOOBJECT_NUM_TYPES][IOCONTEXT_NUM_TYPES][IOOP_NUM_TYPES]; } PgStat_BktypeIO; typedef struct PgStat_PendingIO { + uint64 bytes[IOOBJECT_NUM_TYPES][IOCONTEXT_NUM_TYPES][IOOP_NUM_TYPES]; PgStat_Counter counts[IOOBJECT_NUM_TYPES][IOCONTEXT_NUM_TYPES][IOOP_NUM_TYPES]; instr_time pending_times[IOOBJECT_NUM_TYPES][IOCONTEXT_NUM_TYPES][IOOP_NUM_TYPES]; } PgStat_PendingIO; @@ -604,10 +618,11 @@ extern PgStat_CheckpointerStats *pgstat_fetch_stat_checkpointer(void); extern bool pgstat_bktype_io_stats_valid(PgStat_BktypeIO *backend_io, BackendType bktype); extern void pgstat_count_io_op(IOObject io_object, IOContext io_context, - IOOp io_op, uint32 cnt); + IOOp io_op, uint32 cnt, uint64 bytes); extern instr_time pgstat_prepare_io_time(bool track_io_guc); extern void pgstat_count_io_op_time(IOObject io_object, IOContext io_context, - IOOp io_op, instr_time start_time, uint32 cnt); + IOOp io_op, instr_time start_time, + uint32 cnt, uint64 bytes); extern PgStat_IO *pgstat_fetch_stat_io(void); extern const char *pgstat_get_io_context_name(IOContext io_context); |