Slow write performance with Win 98 and Samba (fwd)
Christopher R. Hertel
crh at nts.umn.edu
Wed Jun 20 20:41:26 GMT 2001
> "Christopher R. Hertel" wrote:
> > Scott Prather wrote:
> > > > There are two reasons
> > > > this is slow. The small packet size is all that Windows 98 can send before
> > > > having to wait for a reply. The flush command causes the remote file
> > > > system to write the bytes to disk before the flush reply can be sent back.
> > We work around the latter with "strict sync" and "sync always", but it's
> > just a work-around.
> Just to clarify what Chris is saying here, by default we *don't* force
> a disk write before the reply is sent. This isn't the source
> of the slowness.
Right. The source of the slowness is the rabbit-poop writes. What I need
to figure out is what Samba is doing to cause Windows Explorer to go into
rabbit-poop mode. Somehow we are triggering this problem.
Christopher R. Hertel -)----- University of Minnesota
crh at nts.umn.edu Networking and Telecommunications Services
Ideals are like stars; you will not succeed in touching them
with your hands...you choose them as your guides, and following
them you will reach your destiny. --Carl Schultz
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