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configurable cache size

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This commit is contained in:
Nikolay Volf
2016-06-20 13:42:04 +03:00
parent bf6308312e
commit 7e452ab2e0
15 changed files with 88 additions and 19 deletions
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5
ethcore/src/trace/config.rs
View File

@@ -48,6 +48,8 @@ pub struct Config {
pub enabled: Switch,
/// Traces blooms configuration.
pub blooms: BloomConfig,
/// Database cache-size if not default
pub db_cache_size: Option<usize>,
}
impl Default for Config {
@@ -57,7 +59,8 @@ impl Default for Config {
blooms: BloomConfig {
levels: 3,
elements_per_index: 16,
}
},
db_cache_size: None,
}
}
}

9
ethcore/src/trace/db.rs
View File

@@ -22,7 +22,7 @@ use std::sync::{RwLock, Arc};
use std::path::Path;
use bloomchain::{Number, Config as BloomConfig};
use bloomchain::group::{BloomGroupDatabase, BloomGroupChain, GroupPosition, BloomGroup};
use util::{H256, H264, Database, DBTransaction};
use util::{H256, H264, Database, DatabaseConfig, DBTransaction};
use header::BlockNumber;
use trace::{BlockTraces, LocalizedTrace, Config, Switch, Filter, Database as TraceDatabase, ImportRequest,
DatabaseExtras, Error};
@@ -118,7 +118,12 @@ impl<T> TraceDB<T> where T: DatabaseExtras {
pub fn new(config: Config, path: &Path, extras: Arc<T>) -> Result<Self, Error> {
let mut tracedb_path = path.to_path_buf();
tracedb_path.push("tracedb");
let tracesdb = Database::open_default(tracedb_path.to_str().unwrap()).unwrap();
let tracesdb = match config.db_cache_size {
None => Database::open_default(tracedb_path.to_str().unwrap()).unwrap(),
Some(db_cache) => Database::open(
&DatabaseConfig::with_cache(db_cache),
tracedb_path.to_str().unwrap()).unwrap(),
};
// check if in previously tracing was enabled
let old_tracing = match tracesdb.get(b"enabled").unwrap() {