The relevent part seems to be: 2011-04-04 19:23:52.480:DBUG::EOF org.eclipse.jetty.io.EofException Apr 4, 2011 7:23:53 PM java.util.prefs.FileSystemPreferences checkLockFile0ErrorCode WARNING: Could not lock User prefs. Unix error code 2. Apr 4, 2011 7:23:53 PM java.util.prefs.FileSystemPreferences syncWorld WARNING: Couldn't flush user prefs: java.util.prefs.BackingStoreException: Couldn't get file lock.
Which has nothing to do with socket.io. But, to be sure, run jstack against the process and post the output. That'll tell us if any of the threads are stuck in Socket.IO code. -Tad On Mon, Apr 4, 2011 at 1:33 PM, Yuri Z <vega...@gmail.com> wrote: > I have noticed that sometimes the waveinabox.net:9898 server gets > "stuck",for example - when you click on a wave digest - the wave never > loads. This usually happens when there's a load on the server and the wave > is relatively "big". > > When I inspect the logs, I usually see something like this: > > NFO: websocket disconnected[ERROR] > 2011-04-04 19:23:43.282:DBUG::async request [GET / > > socket.io/xhr-polling/OVDamJ8EVIwVFm5X_VF3/1301945007147]@21628801org.eclipse.jetty.server.Request@14a0781 > 2011-04-04 19:23:43.282:DBUG::REQUEST / > socket.io/xhr-polling/OVDamJ8EVIwVFm5X_VF3/1301945007147 on > org.eclipse.jetty.server.nio.SelectChannelConnector$2@c31af > 2011-04-04 > > 19:23:43.282:DBUG::sessionManager=org.eclipse.jetty.server.session.HashSessionManager@13887c2 > 2011-04-04 > > 19:23:43.282:DBUG::session=org.eclipse.jetty.server.session.HashSessionManager$Session:erbq7q0xddoa1lgck5o3q5q83@12314633 > 2011-04-04 > > 19:23:43.283:DBUG::servlet=org.waveprotocol.box.server.rpc.ServerRpcProvider$WaveSocketIOServlet-28515363 > 2011-04-04 19:23:43.283:DBUG::servlet holder= > > org.waveprotocol.box.server.rpc.ServerRpcProvider$WaveSocketIOServlet-28515363 > 2011-04-04 19:23:43.283:DBUG::chain= null > 2011-04-04 19:23:43.283:DBUG::RESPONSE / > socket.io/xhr-polling/OVDamJ8EVIwVFm5X_VF3/1301945007147 200 > 2011-04-04 19:23:43.444:DBUG::REQUEST /search/ on > org.eclipse.jetty.server.nio.SelectChannelConnector$2@c31af > 2011-04-04 19:23:43.444:DBUG::Got Session ID erbq7q0xddoa1lgck5o3q5q83 from > cookie > 2011-04-04 > > 19:23:43.444:DBUG::sessionManager=org.eclipse.jetty.server.session.HashSessionManager@13887c2 > 2011-04-04 > > 19:23:43.444:DBUG::session=org.eclipse.jetty.server.session.HashSessionManager$Session:erbq7q0xddoa1lgck5o3q5q83@12314633 > 2011-04-04 > > 19:23:43.444:DBUG::servlet=org.waveprotocol.box.server.rpc.SearchServlet-27635615 > 2011-04-04 19:23:43.444:DBUG::servlet holder= > org.waveprotocol.box.server.rpc.SearchServlet-27635615 > 2011-04-04 19:23:43.444:DBUG::chain= null > Apr 4, 2011 7:23:43 PM org.waveprotocol.box.server.waveserver.WaveMap > search > 2011-04-04 19:23:43.445:DBUG::RESPONSE /search/ 200 > 2011-04-04 19:23:43.583:DBUG::REQUEST / > socket.io/xhr-polling/OVDamJ8EVIwVFm5X_VF3/1301945027452 on > org.eclipse.jetty.server.nio.SelectChannelConnector$2@c31af > 2011-04-04 19:23:43.583:DBUG::Got Session ID erbq7q0xddoa1lgck5o3q5q83 from > cookie > 2011-04-04 > > 19:23:43.583:DBUG::sessionManager=org.eclipse.jetty.server.session.HashSessionManager@13887c2 > 2011-04-04 > > 19:23:43.583:DBUG::session=org.eclipse.jetty.server.session.HashSessionManager$Session:erbq7q0xddoa1lgck5o3q5q83@12314633 > 2011-04-04 > > 19:23:43.583:DBUG::servlet=org.waveprotocol.box.server.rpc.ServerRpcProvider$WaveSocketIOServlet-28515363 > 2011-04-04 19:23:43.583:DBUG::servlet holder= > > org.waveprotocol.box.server.rpc.ServerRpcProvider$WaveSocketIOServlet-28515363 > 2011-04-04 19:23:43.583:DBUG::chain= null > 2011-04-04 19:23:43.584:DBUG::RESPONSE / > socket.io/xhr-polling/OVDamJ8EVIwVFm5X_VF3/1301945027452 200 > 2011-04-04 19:23:43.584:DBUG::*return with suspended request* > 2011-04-04 19:23:52.480:DBUG::EOF org.eclipse.jetty.io.EofException > Apr 4, 2011 7:23:53 PM java.util.prefs.FileSystemPreferences > checkLockFile0ErrorCode > WARNING: Could not lock User prefs. Unix error code 2. > Apr 4, 2011 7:23:53 PM java.util.prefs.FileSystemPreferences syncWorld > WARNING: Couldn't flush user prefs: java.util.prefs.BackingStoreException: > Couldn't get file lock. > > It seems like the request gets suspended. Any ideas what can be wrong and > how this can be solved? > > Thanks > Yuri >
