[PHP] SSH2, Reading Streams and Timing Out

I have a system that is using PHP to SSH(2) and administrate remote systems. It is set up to both sftp and run commands. The trouble I am having is that it has been very unreliable. While it always connects without trouble, it will often hang while reading or writing to a stream. (When executing

[PHP] PHP Reports False/Inconsistent Errors.

Sometimes when we make a change to php scripts we begin to recieve error messages that have nothing to do with what we changed. You hit refresh, then possibly it is a totally different error. Then refresh again and possibly the error goes away. You keep browsing and then the error comes back.