thanks a lot slush
you helped much, i think now i understand all

2012-12-28 23:30:32,874 INFO interfaces interfaces.on_submit_share # 00000000a4779fb5d407f215ae3b8866e663305c22b50d8088574427b3eebb4f (1) valid
2012-12-28 23:31:44,111 INFO interfaces interfaces.on_submit_share # 00000000017e265469361adab6f1935d1e7af2b3728c7e491a58c034bc0be963 (171) valid
2012-12-28 23:32:12,113 INFO interfaces interfaces.on_submit_share # 00000000137d2a68b52dfe0abd1df8216f1883eccd6fb08e93154c1bb7322cad (13) valid
explain me this
this is number of shares? 1 171 and 13 ?or valid sent shares?