rocksdb/db/compaction_iteration_stats.h
Siying Dong 8673a8c567 Change RocksDB License
Summary: Closes https://github.com/facebook/rocksdb/pull/2589

Differential Revision: D5431502

Pulled By: siying

fbshipit-source-id: 8ebf8c87883daa9daa54b2303d11ce01ab1f6f75
2017-07-26 11:31:01 -07:00

34 lines
1.1 KiB
C

// Copyright (c) 2016-present, Facebook, Inc. All rights reserved.
// This source code is licensed under both the GPLv2 (found in the
// COPYING file in the root directory) and Apache 2.0 License
// (found in the LICENSE.Apache file in the root directory).
#pragma once
struct CompactionIterationStats {
// Compaction statistics
// Doesn't include records skipped because of
// CompactionFilter::Decision::kRemoveAndSkipUntil.
int64_t num_record_drop_user = 0;
int64_t num_record_drop_hidden = 0;
int64_t num_record_drop_obsolete = 0;
int64_t num_record_drop_range_del = 0;
int64_t num_range_del_drop_obsolete = 0;
uint64_t total_filter_time = 0;
// Input statistics
// TODO(noetzli): The stats are incomplete. They are lacking everything
// consumed by MergeHelper.
uint64_t num_input_records = 0;
uint64_t num_input_deletion_records = 0;
uint64_t num_input_corrupt_records = 0;
uint64_t total_input_raw_key_bytes = 0;
uint64_t total_input_raw_value_bytes = 0;
// Single-Delete diagnostics for exceptional situations
uint64_t num_single_del_fallthru = 0;
uint64_t num_single_del_mismatch = 0;
};