https://kb.sos-berlin.com/display/PKB/YADE+Parameter+Reference+-+Atomicity
YADE uses a temporary (atomic) prefix and/or suffix to mask the presence of a file being transferred until the transfer has completed.
<Atomicity> <AtomicPrefix>{0,1}</AtomicPrefix> <AtomicSuffix>{0,1}</AtomicSuffix> </Atomicity>