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SubjectRe: SLOW SLOW SLOW tar with 2.2.0
On Tue, 2 Feb 1999, Mark Lord wrote:

> Thierry Danis wrote:
> > We have here at work a group NIS map with ~ 1000 entries.
> > To make things go faster (logging, su, ls, etc.), we
> > removed 'nisplus' and 'nis' from the group line in
> > nsswitch.conf and run :
> >
> > $ cp -f /etc/group-orig /etc/group+
> > $ ypcat group >>/etc/group+
> > $ mv -f /etc/group+ /etc/group
> >
> > each time the group NIS map is modified (and regularly
> > every night through a cron).
> >
> > If we don't do that, each file access last a long time,
> > with a lot of request towards our NIS server (Note that
>
> I noticed the same problem 4-5 years ago,
> and ended up hacking libc to be more clever
> about things -- maintaining a local cache of
> recently looked-up entries. I have long since
> lost the hacks, though.
>
> HP-UX used to have the same problem.

FYI the latest versions of glibc have a daemon to cache requests.

Gerhard


--
gmack@imag.net

As a computer I find your faith in technology amusing.


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