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solana-with-rpc-optimizations
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Fix Blocktree Config (#7399)

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carllin 2019-12-12 23:27:24 -08:00 committed by GitHub
parent f7a87d5e52
commit b7d6ff6770
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1 changed files with 9 additions and 2 deletions
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11
ledger/src/blocktree_db.rs
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@ -711,8 +711,15 @@ fn get_cf_options() -> Options {
// 256 * 8 = 2GB. 6 of these columns should take at most 12GB of RAM
options.set_max_write_buffer_number(8);
options.set_write_buffer_size(MAX_WRITE_BUFFER_SIZE as usize);
options.set_target_file_size_base(MAX_WRITE_BUFFER_SIZE / 10);
options.set_max_bytes_for_level_base(MAX_WRITE_BUFFER_SIZE);
let file_num_compaction_trigger = 4;
// Recommend that this be around the size of level 0. Level 0 estimated size in stable state is
// write_buffer_size * min_write_buffer_number_to_merge * level0_file_num_compaction_trigger
// Source: https://docs.rs/rocksdb/0.6.0/rocksdb/struct.Options.html#method.set_level_zero_file_num_compaction_trigger
let total_size_base = MAX_WRITE_BUFFER_SIZE * file_num_compaction_trigger;
let file_size_base = total_size_base / 10;
options.set_level_zero_file_num_compaction_trigger(file_num_compaction_trigger as i32);
options.set_max_bytes_for_level_base(total_size_base);
options.set_target_file_size_base(file_size_base);
options
}