> After making more tests (load / performance),
> I reached a point where firebird is crashing and database becomes
> corrupt. This is not the first times that it happens.
> Database file size was 287MB, but was almost empty.
> Memory consumption was very high (150MB-200MB).

Could you repeate this starting from healthy database ?
Could you prepare and send to me reproducible test case ?

Thanks,
Vlad