860     prev_write_nanos = IOSTATS(write_nanos);  in ProcessKeyValueCompaction()
861     prev_fsync_nanos = IOSTATS(fsync_nanos);  in ProcessKeyValueCompaction()
862     prev_range_sync_nanos = IOSTATS(range_sync_nanos);  in ProcessKeyValueCompaction()
863     prev_prepare_write_nanos = IOSTATS(prepare_write_nanos);  in ProcessKeyValueCompaction()
864     prev_cpu_write_nanos = IOSTATS(cpu_write_nanos);  in ProcessKeyValueCompaction()
865     prev_cpu_read_nanos = IOSTATS(cpu_read_nanos);  in ProcessKeyValueCompaction()
1058         IOSTATS(write_nanos) - prev_write_nanos;  in ProcessKeyValueCompaction()
1060         IOSTATS(fsync_nanos) - prev_fsync_nanos;  in ProcessKeyValueCompaction()
1062         IOSTATS(range_sync_nanos) - prev_range_sync_nanos;  in ProcessKeyValueCompaction()
1064         IOSTATS(prepare_write_nanos) - prev_prepare_write_nanos;  in ProcessKeyValueCompaction()
1066         (IOSTATS(cpu_write_nanos) - prev_cpu_write_nanos +  in ProcessKeyValueCompaction()
1067          IOSTATS(cpu_read_nanos) - prev_cpu_read_nanos) /  in ProcessKeyValueCompaction()
1451   RecordTick(stats_, COMPACT_READ_BYTES, IOSTATS(bytes_read));  in RecordCompactionIOStats()
1453       ThreadStatus::COMPACTION_BYTES_READ, IOSTATS(bytes_read));  in RecordCompactionIOStats()
1455   RecordTick(stats_, COMPACT_WRITE_BYTES, IOSTATS(bytes_written));  in RecordCompactionIOStats()
1457       ThreadStatus::COMPACTION_BYTES_WRITTEN, IOSTATS(bytes_written));  in RecordCompactionIOStats()