74 lines
2.0 KiB
C
74 lines
2.0 KiB
C
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// Copyright (c) 2011-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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#ifndef ROCKSDB_LITE
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#include "utilities/blob_db/blob_db.h"
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namespace rocksdb {
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namespace blob_db {
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struct BlobDBOptionsImpl : public BlobDBOptions {
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// deletions check period
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uint32_t deletion_check_period_millisecs;
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// gc percentage each check period
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uint32_t gc_file_pct;
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// gc period
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uint32_t gc_check_period_millisecs;
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// sanity check task
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uint32_t sanity_check_period_millisecs;
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// how many random access open files can we tolerate
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uint32_t open_files_trigger;
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// how many periods of stats do we keep.
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uint32_t wa_num_stats_periods;
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// what is the length of any period
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uint32_t wa_stats_period_millisecs;
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// we will garbage collect blob files in
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// which entire files have expired. However if the
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// ttl_range of files is very large say a day, we
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// would have to wait for the entire day, before we
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// recover most of the space.
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uint32_t partial_expiration_gc_range_secs;
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// this should be based on allowed Write Amplification
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// if 50% of the space of a blob file has been deleted/expired,
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uint32_t partial_expiration_pct;
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// how often should we schedule a job to fsync open files
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uint32_t fsync_files_period_millisecs;
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// how often to schedule reclaim open files.
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uint32_t reclaim_of_period_millisecs;
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// how often to schedule delete obs files periods
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uint32_t delete_obsf_period_millisecs;
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// how often to schedule check seq files period
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uint32_t check_seqf_period_millisecs;
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// default constructor
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BlobDBOptionsImpl();
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explicit BlobDBOptionsImpl(const BlobDBOptions& in);
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BlobDBOptionsImpl& operator=(const BlobDBOptionsImpl& in);
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};
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} // namespace blob_db
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} // namespace rocksdb
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#endif // endif ROCKSDB
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