[CentOS] unfsd scalability issues

Boris Epstein

borepstein at gmail.com
Sat Jun 2 14:59:13 UTC 2012

On Fri, Jun 1, 2012 at 6:46 PM, John R. Dennison <jrd at gerdesas.com> wrote:

> On Fri, Jun 01, 2012 at 03:36:09PM -0700, John R Pierce wrote:
> >
> > maybe in 2003, when Linux NFS was sketchy, this made sense.
> Unlikely back then, either.  It's a userland implementation, subject to
> all the same scheduling issues as any other userland app; filesystems
> should not be implemented in userland for efficiency reasons.
>                                                        John


A process implemented in the userland may not be as efficient as one
implemented as part of the kernel - but that doesn't mean it can't scale
well, does it?


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