Hi --
We are still seeing this occasionally. Happened earlier today -- server new connections wee locked for about 45 seconds --
saw following in log:
00:07:00000:04458:2015/07/20 11:21:12.10 server Update of syslogins failed
00:04:00000:03632:2015/07/20 11:21:12.10 server Update of syslogins failed
00:18:00000:07700:2015/07/20 11:21:12.11 server Update of syslogins failed
00:16:00000:04445:2015/07/20 11:21:12.11 server Update of syslogins failed
and
00:05:00000:05915:2015/07/20 11:21:49.53 server Unable to read in login record.
00:19:00000:04791:2015/07/20 11:21:50.28 server Unable to read in login record.
We did implement some changes per older ticket
set configuration for enable last login updates' to 0
Set lastlogincount to 0 where was null ..