30 lines
1.1 KiB
C
30 lines
1.1 KiB
C
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// Copyright (c) 2016-present, Facebook, Inc. All rights reserved.
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// This source code is licensed under the BSD-style license found in the
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// LICENSE file in the root directory of this source tree. An additional grant
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// of patent rights can be found in the PATENTS file in the same directory.
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#pragma once
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struct CompactionIterationStats {
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// Compaction statistics
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int64_t num_record_drop_user = 0;
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int64_t num_record_drop_hidden = 0;
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int64_t num_record_drop_obsolete = 0;
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int64_t num_record_drop_range_del = 0;
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int64_t num_range_del_drop_obsolete = 0;
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uint64_t total_filter_time = 0;
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// Input statistics
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// TODO(noetzli): The stats are incomplete. They are lacking everything
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// consumed by MergeHelper.
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uint64_t num_input_records = 0;
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uint64_t num_input_deletion_records = 0;
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uint64_t num_input_corrupt_records = 0;
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uint64_t total_input_raw_key_bytes = 0;
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uint64_t total_input_raw_value_bytes = 0;
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// Single-Delete diagnostics for exceptional situations
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uint64_t num_single_del_fallthru = 0;
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uint64_t num_single_del_mismatch = 0;
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};
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