Author: toad
Date: 2008-06-24 13:00:01 +0000 (Tue, 24 Jun 2008)
New Revision: 20639
Modified:
branches/db4o/freenet/src/freenet/node/Node.java
Log:
DB4O init:
Create some indexes.
More logging.
Lazy evaluation mode.
Activation depth 1.
Modified: branches/db4o/freenet/src/freenet/node/Node.java
===================================================================
--- branches/db4o/freenet/src/freenet/node/Node.java 2008-06-24 12:58:32 UTC
(rev 20638)
+++ branches/db4o/freenet/src/freenet/node/Node.java 2008-06-24 13:00:01 UTC
(rev 20639)
@@ -30,6 +30,7 @@
import com.db4o.Db4o;
import com.db4o.ObjectContainer;
import com.db4o.ObjectServer;
+import com.db4o.config.QueryEvaluationMode;
import com.sleepycat.je.DatabaseException;
import com.sleepycat.je.Environment;
import com.sleepycat.je.EnvironmentConfig;
@@ -719,6 +720,23 @@
* We need to back it up and auto-recover. */
/* Client-server mode. Refresh objects if you have a long-lived
container! */
Db4o.configure().objectClass(freenet.client.async.PersistentCooldownQueueItem.class).objectField("key").indexed(true);
+
Db4o.configure().objectClass(freenet.client.async.RegisterMe.class).objectField("core").indexed(true);
+
Db4o.configure().objectClass(freenet.client.async.RegisterMe.class).objectField("priority").indexed(true);
+
Db4o.configure().objectClass(freenet.client.async.RegisterMe.class).objectField("addedTime").indexed(true);
+
Db4o.configure().objectClass(freenet.client.async.PersistentCooldownQueueItem.class).objectField("time").indexed(true);
+ /** Maybe we want a different query evaluation mode?
+ * At the moment, a big splitfile insert will result in one
SingleBlockInserter
+ * for every key, which means one RegisterMe for each ... this
results in a long pause
+ * when we run the RegisterMe query, plus a lot of RAM usage
for all the UIDs.
+ *
+ * Having said that, if we only run it once, and especially if
we make splitfile
+ * inserts work like splitfile requests, it may not be a big
problem.
+ */
+
Db4o.configure().queries().evaluationMode(QueryEvaluationMode.LAZY);
+ Db4o.configure().messageLevel(1);
+ Db4o.configure().activationDepth(1);
+ System.err.println("Optimise native queries:
"+Db4o.configure().optimizeNativeQueries());
+ System.err.println("Query activation depth:
"+Db4o.configure().activationDepth());
db = Db4o.openFile(new File(nodeDir, "node.db4o").toString());
System.err.println("Opened database");
