I got timouts on a lot of channels, for example:
2012/02/27 18:51:56 579590 c dvbapi (0963&000000/CCBF/62:A47A): timeout (0 ms) - DMAX
2012/02/27 18:52:00 579590 c dvbapi: [ADD PID 0] CAID: 0960 ECM_PID: 0504 PROVID: 000000
2012/02/27 18:52:00 579590 c dvbapi: [ADD PID 1] CAID: 0961 ECM_PID: 0504 PROVID: 000000
2012/02/27 18:52:00 579590 c dvbapi: [ADD PID 2] CAID: 0963 ECM_PID: 0504 PROVID: 000000
2012/02/27 18:52:00 579590 c dvbapi: new program number: CCC4 (0960:CCC4 unknown)
2012/02/27 18:52:02 579590 c dvbapi: try pids again #1
2012/02/27 18:52:02 579590 c dvbapi (0963&000000/CCC4/62:62A2): timeout (1204 ms) - DMAX +1
2012/02/27 18:52:02 579590 c dvbapi: try pids again #2
2012/02/27 18:52:02 579590 c dvbapi (0963&000000/CCC4/62:F824): timeout (1204 ms) - DMAX +1
2012/02/27 18:52:02 579590 c dvbapi: try pids again #3
2012/02/27 18:52:02 579590 c dvbapi: can't decode channel
2012/02/27 18:52:02 579590 c dvbapi (0963&000000/CCC4/62:F824): timeout (0 ms) - DMAX +1
2012/02/27 18:52:04 579590 c dvbapi: [ADD PID 0] CAID: 0960 ECM_PID: 0505 PROVID: 000000
2012/02/27 18:52:04 579590 c dvbapi: [ADD PID 1] CAID: 0961 ECM_PID: 0505 PROVID: 000000
2012/02/27 18:52:04 579590 c dvbapi: [ADD PID 2] CAID: 0963 ECM_PID: 0505 PROVID: 000000
2012/02/27 18:52:04 579590 c dvbapi: new program number: CCC9 (0960:CCC9 unknown)
2012/02/27 18:52:05 579590 c dvbapi: try pids again #1
2012/02/27 18:52:05 579590 c dvbapi (0963&000000/CCC9/62:DF04): timeout (1204 ms) - DMAX +2
2012/02/27 18:52:05 579590 c dvbapi: try pids again #2
2012/02/27 18:52:05 579590 c dvbapi (0963&000000/CCC9/62:DF04): timeout (0 ms) - DMAX +2
2012/02/27 18:52:05 579590 c dvbapi: try pids again #3
2012/02/27 18:52:05 579590 c dvbapi: can't decode channel
2012/02/27 18:52:05 579590 c dvbapi (0963&000000/CCC9/62:DF04): timeout (0 ms) - DMAX +2
2012/02/27 18:52:29 579590 c dvbapi: [ADD PID 0] CAID: 0963 ECM_PID: 0524 PROVID: 000000
2012/02/27 18:52:29 579590 c dvbapi: [ADD PID 1] CAID: 0961 ECM_PID: 0524 PROVID: 000000
2012/02/27 18:52:29 579590 c dvbapi: [ADD PID 2] CAID: 0960 ECM_PID: 0524 PROVID: 000000
2012/02/27 18:52:29 579590 c dvbapi: new program number: 178F (Challenge)
2012/02/27 18:52:30 579590 c dvbapi: Start descrambling PID #0 (CAID: 0963) 1
2012/02/27 18:52:30 579590 c dvbapi (0963&000000/178F/62:85A7): found (168 ms) by sky-uk - Challenge
2012/02/27 18:52:33 579590 c dvbapi (0963&000000/178F/62:03A2): found (260 ms) by sky-uk - Challenge
2012/02/27 18:52:38 579590 c dvbapi: new program number: 0F0F (0000:0F0F unknown)
2012/02/27 18:52:54 579590 c dvbapi: [ADD PID 0] CAID: 0960 ECM_PID: 0503 PROVID: 000000
2012/02/27 18:52:54 579590 c dvbapi: [ADD PID 1] CAID: 0961 ECM_PID: 0503 PROVID: 000000
2012/02/27 18:52:54 579590 c dvbapi: [ADD PID 2] CAID: 0963 ECM_PID: 0503 PROVID: 000000
2012/02/27 18:52:54 579590 c dvbapi: new program number: CCBF (0960:CCBF unknown)
2012/02/27 18:52:56 579590 c dvbapi: try pids again #1
2012/02/27 18:52:56 579590 c dvbapi (0963&000000/CCBF/62:18EE): timeout (1203 ms) - DMAX
2012/02/27 18:52:56 579590 c dvbapi: try pids again #2
2012/02/27 18:52:56 579590 c dvbapi (0963&000000/CCBF/62:18EE): timeout (0 ms) - DMAX
...
2012/02/27 19:05:57 579590 c dvbapi (0963&000000/13F0/62:99FF): timeout (1204 ms) - Sky 2
2012/02/27 19:05:57 579590 c dvbapi: try pids again #2
2012/02/27 19:05:57 579590 c dvbapi (0963&000000/13F0/62:99FF): timeout (0 ms) - Sky 2
2012/02/27 19:05:57 579590 c dvbapi: try pids again #3
2012/02/27 19:05:57 579590 c dvbapi: can't decode channel
2012/02/27 19:05:57 579590 c dvbapi (0963&000000/13F0/62:99FF): timeout (0 ms) - Sky 2
....
2012/02/27 19:07:58 579590 c dvbapi: [ADD PID 0] CAID: 0960 ECM_PID: 050D PROVID: 000000
2012/02/27 19:07:58 579590 c dvbapi: [ADD PID 1] CAID: 0961 ECM_PID: 050D PROVID: 000000
2012/02/27 19:07:58 579590 c dvbapi: [ADD PID 2] CAID: 0963 ECM_PID: 050D PROVID: 000000
2012/02/27 19:07:58 579590 c dvbapi: new program number: C47C (0960:C47C unknown)
2012/02/27 19:08:00 579590 c dvbapi: try pids again #1
2012/02/27 19:08:00 579590 c dvbapi (0963&000000/C47C/62:601E): timeout (1204 ms) - Comedy Central +1
2012/02/27 19:08:00 579590 c dvbapi: try pids again #2
2012/02/27 19:08:00 579590 c dvbapi (0963&000000/C47C/62:601E): timeout (0 ms) - Comedy Central +1
2012/02/27 19:08:00 579590 c dvbapi: try pids again #3
2012/02/27 19:08:00 579590 c dvbapi: can't decode channel
2012/02/27 19:08:00 579590 c dvbapi (0963&000000/C47C/62:601E): timeout (0 ms) - Comedy Central +1
....
2012/02/27 19:08:29 579590 c dvbapi: new program number: 1537 (Comedy Central Extra)
2012/02/27 19:08:30 579590 c dvbapi: try pids again #1
2012/02/27 19:08:30 579590 c dvbapi (0963&000000/1537/62:ED23): timeout (1204 ms) - Comedy Central Extra
2012/02/27 19:08:31 579590 c dvbapi: try pids again #2
2012/02/27 19:08:31 579590 c dvbapi (0963&000000/1537/62:FA5C): timeout (1204 ms) - Comedy Central Extra
2012/02/27 19:08:31 579590 c dvbapi: try pids again #3
2012/02/27 19:08:31 579590 c dvbapi: can't decode channel
2012/02/27 19:08:31 579590 c dvbapi (0963&000000/1537/62:FA5C): timeout (1 ms) - Comedy Central Extra
affected channels:
all DMAX (see log), Gold, Gold+1, Pick and Pick+1, Sky2, Watch+1, ComedyCentral+1, ComedyCental X