On Fri, Apr 27, 2012 at 7:38 PM, Dave Chinner <david@xxxxxxxxxxxxx> wrote: > preferred minimum IO size (mp->m_readio_log/mp->m_writeio_log) This discussion about i/o sizes is very interesting. For network file system (at least for SMB2 to all known servers, and for cifs mounts to Samba, but probably for recent NFS), ideal i/o sizes are often well over a megabyte ... but how to indicate that to the application... > That's why I'd prefer specific optimal IO hints - we don't have to > overload st_blksize with lots of meanings to pass what is relatively > trivial information back to the application. > > Cheers, > > Dave. > -- > Dave Chinner Yes. -- Thanks, Steve -- To unsubscribe from this list: send the line "unsubscribe linux-nfs" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html