Increase the write timeout (5s -> 10s) to see how the test reacts (or if it's a deadlock somewhere), I see some significant spikes in my own testing if I put some load on my computer.

git-svn-id: https://svn.apache.org/repos/asf/tomcat/trunk@1576363 13f79535-47bb-0310-9956-ffa450edef68