... it's getting worse, it feels as if some cache of dupe shares is growing with every devfee session or something. heres the latest devfee session and all accepted/rejected shares after it (1503/23 is now 1.5% wasted hashrate)
[23:43:26] INFO - Start devfee session
[23:44:00] INFO - Start user session
[23:44:17] INFO - 1477/14 Accepted : diff=2514565 : 70.15KH/s
[23:44:29] INFO - 1478/14 Accepted : diff=4254965 : 70.15KH/s
[23:44:31] INFO - 1478/15 Rejected : diff=3107198, reason: Duplicate share2
[23:45:24] INFO - 1479/15 Accepted : diff=9943071 : 70.15KH/s
[23:45:33] INFO - 1480/15 Accepted : diff=1526505 : 70.15KH/s
[23:45:34] INFO - 1480/16 Rejected : diff=1995470, reason: Duplicate share2
[23:45:49] INFO - 1481/16 Accepted : diff=6100783 : 70.15KH/s
[23:45:50] INFO - 1482/16 Accepted : diff=3564395 : 70.15KH/s
[23:46:02] INFO - 1483/16 Accepted : diff=9404347 : 70.15KH/s
[23:46:47] INFO - 1484/16 Accepted : diff=1574540 : 70.15KH/s
[23:47:10] INFO - 1485/16 Accepted : diff=4827008 : 70.15KH/s
[23:47:48] INFO - 1485/17 Rejected : diff=1707333, reason: Duplicate share2
[23:47:51] INFO - 1485/18 Rejected : diff=45380214, reason: Duplicate share2
[23:48:10] INFO - 1486/18 Accepted : diff=5513997 : 70.15KH/s
[23:48:32] INFO - 1487/18 Accepted : diff=3738519 : 70.15KH/s
[23:48:41] INFO - 1488/18 Accepted : diff=16101789 : 70.15KH/s
[23:49:35] INFO - 1489/18 Accepted : diff=2454525 : 70.15KH/s
[23:49:50] INFO - 1490/18 Accepted : diff=2369070 : 70.15KH/s
[23:50:08] INFO - 1491/18 Accepted : diff=5169119 : 70.15KH/s
[23:50:19] INFO - 1491/19 Rejected : diff=31286175, reason: Duplicate share2
[23:50:35] INFO - 1492/19 Accepted : diff=7178882 : 70.15KH/s
[23:50:37] INFO - 1492/20 Rejected : diff=1798143, reason: Duplicate share2
[23:51:19] INFO - 1492/21 Rejected : diff=3132001, reason: Duplicate share2
[23:51:50] INFO - 1493/21 Accepted : diff=9671138 : 70.15KH/s
[23:51:53] INFO - 1494/21 Accepted : diff=2608553 : 70.15KH/s
[23:52:14] INFO - 1495/21 Accepted : diff=1965863 : 70.15KH/s
[23:52:17] INFO - 1496/21 Accepted : diff=2277337 : 70.15KH/s
[23:52:29] INFO - 1496/22 Rejected : diff=1741662, reason: Duplicate share2
[23:52:47] INFO - 1497/22 Accepted : diff=1929785 : 70.15KH/s
[23:53:19] INFO - 1498/22 Accepted : diff=5289919 : 70.15KH/s
[23:53:20] INFO - 1499/22 Accepted : diff=2230582 : 70.15KH/s
[23:53:26] INFO - 1500/22 Accepted : diff=2419414 : 70.15KH/s
[23:53:50] INFO - 1501/22 Accepted : diff=1556715 : 70.15KH/s
[23:54:08] INFO - 1501/23 Rejected : diff=2105250, reason: Duplicate share2
[23:54:13] INFO - 1502/23 Accepted : diff=1619847 : 70.15KH/s
[23:54:31] INFO - 1503/23 Accepted : diff=22358617 : 70.15KH/s