minecraft@nasedo ~/minecraft/bin (master) $ cat server.log | grep '2011-05-22 15:' | grep 'logged'
2011-05-22 15:02:13 [INFO] GrzechuPL [/87.105.35.198:59062] logged in with entity id 214402
2011-05-22 15:02:38 [INFO] layzet [/89.17.228.64:52135] logged in with entity id 214667
2011-05-22 15:06:35 [INFO] kubop21 [/83.10.129.61:1621] logged in with entity id 226117
2011-05-22 15:07:28 [INFO] kajciox [/81.190.100.32:49772] logged in with entity id 230085
2011-05-22 15:15:34 [INFO] outi [/95.160.140.22:61036] logged in with entity id 254106
2011-05-22 15:17:20 [INFO] maxior93 [/79.184.41.13:1764] logged in with entity id 262816
2011-05-22 15:21:28 [INFO] GrzechuPL [/87.105.35.198:59521] logged in with entity id 281469
2011-05-22 15:28:57 [INFO] kajciox [/81.190.100.32:49797] logged in with entity id 313684
2011-05-22 15:30:03 [INFO] krzysiek20 [/83.31.161.187:1264] logged in with entity id 319471
2011-05-22 15:31:48 [INFO] maczo3k [/213.156.116.212:37483] logged in with entity id 333457
2011-05-22 15:31:55 [INFO] maxior93 [/79.184.41.13:1798] logged in with entity id 334586
2011-05-22 15:33:23 [INFO] kajciox [/81.190.100.32:49805] logged in with entity id 352714
2011-05-22 15:34:48 [INFO] GrzechuPL [/87.105.35.198:55386] logged in with entity id 365090
2011-05-22 15:34:55 [INFO] kajciox [/81.190.100.32:49809] logged in with entity id 365369
2011-05-22 15:39:10 [INFO] MrWilku93 [/217.172.245.153:1157] logged in with entity id 385273
2011-05-22 15:52:02 [INFO] UrangutanPL [/77.255.125.76:1613] logged in with entity id 417178