testing 0.2.3,about 15mins,got errors:
[2013-08-20 01:09:42] Stratum from pool 0 detected new block
 [2013-08-20 01:38:21] BLT19: Comms error (werr=-7 amt=0)
 [2013-08-20 01:38:21] BLT12: Comms error (werr=-7 amt=0)
 [2013-08-20 01:38:21] BLT16: Comms error (werr=-7 amt=0)
 [2013-08-20 01:38:22] AMU2: Comms error (werr=-7 amt=0)
 [2013-08-20 01:38:22] AMU1: Comms error (werr=-7 amt=0)
 [2013-08-20 01:38:22] AMU0: Comms error (werr=-7 amt=0)
 [2013-08-20 01:38:25] BLT21: Comms error (werr=-7 amt=0)
 [2013-08-20 01:38:29] Accepted 1094395b Diff 15/2 BLT 19 pool 0

minepeon died.