BTW... today phoenix using api2 seems to work. For one hour no problems so far.
The pool still sucks using phoenix and api2.
./phoenix.py -u "http://user:pass@api2.bitcoin.cz:8332" DEVICE=1 BFI_INT WORKSIZE=128 VECTORS AGGRESSION=11 FASTLOOP=false -k phatk
[12/08/2011 10:32:43] Phoenix r111 starting...
[12/08/2011 10:32:43] Currently on block: 140641
[12/08/2011 10:32:43] Connected to server
[12/08/2011 10:32:53] Result: 7b145455 accepted
[12/08/2011 10:32:54] Result: 1fd13f97 accepted
[12/08/2011 10:33:03] Result: 809d9498 rejected
[12/08/2011 10:33:15] Result: f02cc554 accepted
[12/08/2011 10:33:23] Result: d7edce60 accepted
[12/08/2011 10:33:31] Result: b01616c9 accepted
[12/08/2011 10:33:43] Result: 1698d3e7 accepted
[12/08/2011 10:34:11] Result: 528c2c7d accepted
[12/08/2011 10:34:44] Result: cbb82ba1 accepted
[12/08/2011 10:35:11] Result: 6dbcefad accepted
[12/08/2011 10:35:17] Currently on block: 140642
[12/08/2011 10:35:25] Result: a630214a accepted
[12/08/2011 10:35:36] Result: 4e58ad83 rejected
[12/08/2011 10:35:52] Result: 872ae13b rejected
[12/08/2011 10:35:55] Result: bedd737a accepted
[12/08/2011 10:36:17] Currently on block: 140643
[12/08/2011 10:36:39] Result: 3bf1a85a rejected
[12/08/2011 10:36:43] Result: 9d0b9654 accepted
[12/08/2011 10:36:44] Result: f67d9828 accepted
[12/08/2011 10:36:52] Currently on block: 140644
[12/08/2011 10:37:13] Result: 7ac9325f rejected
[12/08/2011 10:37:16] Currently on block: 140645
[12/08/2011 10:37:17] Result: e6e54250 rejected
[12/08/2011 10:37:27] Result: d900f6fd rejected
[12/08/2011 10:37:39] Result: d0c3e85d accepted
[12/08/2011 10:37:40] Result: eb252648 accepted
[12/08/2011 10:37:42] Result: 4ff24a8c accepted
[12/08/2011 10:37:45] Result: f45a19e9 accepted
[12/08/2011 10:38:02] Result: d7a25cc4 rejected
[12/08/2011 10:38:02] Result: df19e5c4 rejected
[12/08/2011 10:38:08] Result: 543c6e43 accepted
[12/08/2011 10:38:15] Result: 49ff2aae rejected
[12/08/2011 10:38:48] Result: d4687d32 rejected
[12/08/2011 10:38:54] Result: 605d9e2b accepted
[12/08/2011 10:38:58] Result: bf0044f9 accepted
[12/08/2011 10:39:47] Result: 47a82039 accepted
[12/08/2011 10:40:00] Result: e30dc810 accepted
[12/08/2011 10:40:04] Result: c283b230 accepted
[361.69 Mhash/sec] [23 Accepted] [11 Rejected] [RPC]
23 Accepted vs. 11 Rejected. This is almost 50%. Something is really wired with your pool. Same for cgminer (lastest git). Other pool do not have such problems.