ChaoHong Guo <[EMAIL PROTECTED]> wrote:
> >> I mean a transfer of 10 files total 1GB takes around 3 mn on windows and
> >> 1 1/2 hour in solaris.
> >> Is there any explanation / workaround ?
> >>
> >
> > You most likely run USB-1.1 only.
> >
> > You need to check why...
> >
> > Jörg
> >
> If we follow ufs and zfs, and enable pcfs_getpage() to inline
> pnv_getpages(), maybe
> we get better performance ? Or read-ahead before page fault is useful ?
The speed is much too low to let this kind of change be helpful.
You could run readcd -scanbus and then
readcd dev=<some value> f=/dev/null
to read the USB drive and get the best possible read speed.
I am sure this is much less than 1 MB/s.
Jörg
--
EMail:[EMAIL PROTECTED] (home) Jörg Schilling D-13353 Berlin
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