Re: On PATH_MAX

[Michal Suchanek]

On 11/8/05, Jonathan S. Shapiro <address@hidden> wrote:
> On Tue, 2005-11-08 at 17:18 +0100, Michal Suchanek wrote:
> > On 11/8/05, Christopher Nelson <address@hidden> wrote:
> > > > And why does the server need to check the filename? In what way?
> > >
> > > Assuming that the server's service requires the filename (perhaps it is
> > > a filesystem server, or perhaps it is a photo album server... Both
> > > services are equivalent in this example.) then of course it has to
> > > process the filename.  At some point someone has to actually process the
> > > filename.  Otherwise there's no point in having it.
> >
> > The name is for you to know what is in the file. The server does not
> > need the name to know that.
>
> Perhaps. But in order to store the name the server must allocate storage
> and copy the name. Even if the only "processing" is the copy step, this
> is still a step with no known operational bound on latency.

Yes, but this also applies to the file data. Are we talking about a
server that only allows one open file at a time? Perhaps a single-file
server?

Thanks

Michal

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