On Sun, 2010-01-03 at 12:01 -0800, Todd Lipcon wrote: > 80ms sounds like two round trips without SO_NODELAY. Does the socket > server set this socket option?
Nope, it doesn't look like it, but I modified SocketServer and SocketTransceiver locally to setTcpNoDelay(true), and it didn't make any difference. > On Sun, Jan 3, 2010 at 11:35 AM, Eric Evans <[email protected]> > wrote: > > I'm seeing some pretty bad performance which I suspect can be > pinned on > SocketServer. What is strange here is that the transaction > rate I'm > seeing is identical regardless of the number and disposition > of the > parameters passed/returned. It's always 12.5/sec, 80ms per > operation. > > I've attached a trivial example that replicates what I am > seeing on > Linux w/ OpenJDK 1.6 > > I'm happy to open a bug report, I just wanted to ping the list > first to > see if this is known issue or rings any bells. -- Eric Evans [email protected]
