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add configuration for rocksdb direct-io enablement

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Signed-off-by: Jason Volk <jason@zemos.net>
This commit is contained in:
Jason Volk 2024-04-28 13:09:26 -07:00 • committed by June
parent f4a2b39d55
commit 5d76db8f19
3 changed files with 12 additions and 2 deletions
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4
conduwuit-example.toml
View file

@ -384,6 +384,10 @@ allow_profile_lookup_federation_requests = true
# Defaults to false
#rocksdb_optimize_for_spinning_disks = false
# Enables direct-io to increase database performance. This is enabled by default. Set this option to false if the
# database resides on a filesystem which does not support direct-io.
#rocksdb_direct_io = true
# RocksDB log level. This is not the same as conduwuit's log level. This is the log level for the RocksDB engine/library
# which show up in your database folder/path as `LOG` files. Defaults to error. conduwuit will typically log RocksDB errors as normal.
#rocksdb_log_level = "error"

4
src/config/mod.rs
View file

@ -218,6 +218,8 @@ pub(crate) struct Config {
pub(crate) rocksdb_log_time_to_roll: usize,
#[serde(default)]
pub(crate) rocksdb_optimize_for_spinning_disks: bool,
#[serde(default = "true_fn")]
pub(crate) rocksdb_direct_io: bool,
#[serde(default = "default_rocksdb_parallelism_threads")]
pub(crate) rocksdb_parallelism_threads: usize,
#[serde(default = "default_rocksdb_max_log_files")]
@ -703,6 +705,8 @@ impl fmt::Display for Config {
&self.rocksdb_optimize_for_spinning_disks.to_string(),
),
#[cfg(feature = "rocksdb")]
("RocksDB Direct-IO", &self.rocksdb_direct_io.to_string()),
#[cfg(feature = "rocksdb")]
("RocksDB Parallelism Threads", &self.rocksdb_parallelism_threads.to_string()),
#[cfg(feature = "rocksdb")]
("RocksDB Compression Algorithm", &self.rocksdb_compression_algo),

6
src/database/rocksdb/opts.rs
View file

@ -36,8 +36,10 @@ pub(crate) fn db_options(config: &Config, env: &mut Env, row_cache: &Cache, col_
// IO
opts.set_manual_wal_flush(true);
opts.set_use_direct_reads(true);
opts.set_use_direct_io_for_flush_and_compaction(true);
if config.rocksdb_direct_io {
opts.set_use_direct_reads(true);
opts.set_use_direct_io_for_flush_and_compaction(true);
}
if config.rocksdb_optimize_for_spinning_disks {
// speeds up opening DB on hard drives
opts.set_skip_checking_sst_file_sizes_on_db_open(true);