Ok, so here's my tests in terms of filling up a 64gig card.
All tests run at 1728 x 972 16:9 all tests run with MLV SOUND ON.
5D mkII tests
Jan 16 nightly
skip/stop at 10'7" 40,800MB (41 GB)
Jan 14 by a.d.
skips/stops approx 10 min 40,859MB
Jan 8 nightly
skip/stop at 10'6" 40,721 (41.4 GB)
Jan 6 nightly - MLV_REC + Jan 14 a.d. -MLV_SND
OK CONTINUOUS FILLS UP CARD.
Jan 6 a.d. all modules.
OK CONTINUOUS FILLS UP CARD.
Jan 6 a.d -MLV_REC + Jan 14 a.d. - MLV_SND, FILE_MAN, MLV_PLAY
OK CONTINUOUS FILLS UP CARD.
7D tests.
Jan 16 TL
skips/stop at 10'11" 40,929MB (39.9 GB)
Jan 14 TL
skips/stops 10'10" 40,907MB (39.9GB)
Jan 9 TL
skips/stops 10'11" 40,929MB (39.9GB)
Jan 8 TL (incomplete audio features in Audio tab ML menu - did not run test)
Jan 7 TL
OK CONTINUOUS FILLS UP CARD.
Jan 6 TL
OK CONTINUOUS FILLS UP CARD.
So I guess something was wrong starting from Jan 8 builds?