I am regularly getting errors like the following
[2012-07-02 18:56:08] Pool 0 communication failure, caching submissions
[2012-07-02 18:56:11] Pool 0 communication resumed, submitting work
[2012-07-02 18:56:13] Pool 0 communication failure, caching submissions
[2012-07-02 18:56:16] Pool 0 communication resumed, submitting work
[2012-07-02 18:56:18] Pool 0 communication failure, caching submissions
[2012-07-02 18:56:27] LONGPOLL from pool 1 detected new block
[2012-07-02 18:56:31] Share became stale while retrying submit, discarding
[2012-07-02 18:56:32] LONGPOLL from pool 0 requested work restart
[2012-07-02 18:56:38] Share became stale while retrying submit, discarding
[2012-07-02 18:56:57] Share became stale while retrying submit, discarding
[2012-07-02 18:57:03] Pool 0 not providing work fast enough
[2012-07-02 18:58:03] Pool 0
http://pool.coinsauce.org:8999 not responding!