"George Pavlov" <gpavlov@xxxxxxxxxxxxxx> writes: >> "George Pavlov" <gpavlov@xxxxxxxxxxxxxx> writes: >>>>> 2006-11-08 12:38:34 PST [3739]: [3-1] LOG: could not truncate directory >>>>> "pg_multixact/members": apparent wraparound >>>> During crash recovery? >>> no crashes, just normal DB operation... >> >> Hmm ... what is in pg_multixact/members/ again? > Now there is only a file named 0010 the date on which changes about > every 4-5 minutes or so. AFAICS this must indicate that TruncateMultiXact() computed a bogus oldestOffset, but it's hard to see how that would happen in the middle of an unexceptional run. Alvaro, any ideas? Could there be a race condition involved in filling in the "members" entries? regards, tom lane