Subject: Re: writing data all the way to disk
To: David Seifert <email@example.com>
From: Bill Sommerfeld <firstname.lastname@example.org>
Date: 06/11/1998 16:32:00
> For filesystems, obviously the sync(2) family need to force data
> all the way to non-volatile memory. That's the whole purpose of
> the calls.
> For non-filesystem things (e.g. databases using raw partitions)
> things aren't quite as simple. Maybe add an argument to write(2)?
> An ioctl to force the device into non-caching mode? Either way
> things are ugly and assorted nasty issues come up.
fsync() on the descriptor open to the device, perhaps?