/sink/ (Or "synch") 1. To synchronise, to bring into synchronisation.
2. < file system > To force (" flush ") all pending buffered disk writes to the disk.
3. More generally, to force a number of competing processes or agents to a state that would be "safe" if the system were to crash, i.e. to checkpoint in the database sense.
[ Jargon File ]
(1994-11-11)