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disable wal when commiting transactions

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This commit is contained in:
NikVolf
2016-06-27 22:12:23 +03:00
parent dc79e63db7
commit f94f061f6a
2 changed files with 8 additions and 5 deletions
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9
util/src/kvdb.rs
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@@ -18,7 +18,7 @@
use std::default::Default;
use rocksdb::{DB, Writable, WriteBatch, IteratorMode, DBVector, DBIterator,
IndexType, Options, DBCompactionStyle, BlockBasedOptions, Direction};
IndexType, Options, WriteOptions, DBCompactionStyle, BlockBasedOptions, Direction};
const DB_BACKGROUND_FLUSHES: i32 = 2;
const DB_BACKGROUND_COMPACTIONS: i32 = 2;
@@ -169,6 +169,7 @@ impl Database {
opts.set_max_background_flushes(DB_BACKGROUND_FLUSHES);
opts.set_max_background_compactions(DB_BACKGROUND_COMPACTIONS);
if let Some(cache_size) = config.cache_size {
// half goes to read cache
opts.set_block_cache_size_mb(cache_size as u64 / 2);
@@ -200,7 +201,7 @@ impl Database {
opts.set_prefix_extractor_fixed_size(size);
}
let db = try!(DB::open(&opts, path));
Ok(Database { db: db })
Ok(Database { db: db, })
}
/// Insert a key-value pair in the transaction. Any existing value value will be overwritten.
@@ -215,7 +216,9 @@ impl Database {
/// Commit transaction to database.
pub fn write(&self, tr: DBTransaction) -> Result<(), String> {
self.db.write(tr.batch)
let mut write_opts = WriteOptions::new();
write_opts.disable_wal(true);
self.db.write_opt(tr.batch, &write_opts)
}
/// Get value by key.