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// 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
#include <cstdint>
#include "rocksdb/rocksdb_namespace.h"
namespace ROCKSDB_NAMESPACE {
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;
// Deletions obsoleted before bottom level due to file gap optimization.
int64_t num_optimized_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;
// Blob related statistics
uint64_t num_blobs_read = 0;
uint64_t total_blob_bytes_read = 0;
uint64_t num_blobs_relocated = 0;
uint64_t total_blob_bytes_relocated = 0;
};
} // namespace ROCKSDB_NAMESPACE
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