On Wed, 11 Jun 1997 18:42:39 +0200 (MET DST) 
 Peter Svensson <petersv@df.lth.se> wrote:

 > It does give a nice performance boost on most filesystems (on Solaris we
 > see a 20-40% gain on our newsserver). I have not checked the kernel
 > sources, but the linux man pages say that they support sychronous writes
 > on ext2fs, if mounted with that option.

Right... Linux can either do "all sync" or "all async".

NetBSD can do:

	all async
	sync metadata, async data   <- default
	all sync

Jason R. Thorpe                                       thorpej@nas.nasa.gov
NASA Ames Research Center                               Home: 408.866.1912
NAS: M/S 258-6                                          Work: 415.604.0935
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