[HEADS UP] upcoming /etc/services updating
Ceri Davies
ceri at submonkey.net
Sat Apr 29 10:02:41 UTC 2006
On Sat, Apr 29, 2006 at 08:09:35AM +0400, Michael Bushkov wrote:
> Hi!
>
> Colin Percival wrote:
> >>
> >>Now that searching through a large /etc/services file is no longer a
> >>performance bottleneck, I intend to merge most of IANA's port assignment
> >>list into our /etc/services some time in mid-May.
> >>
> >>If anyone objects to this, please let me know now.
> >
> >Would it be wise to wait until cached is enabled by default?
>
> Yes - and caching for services should be turned on in nsswitch.conf by
> default too.
Good point.
> I think, that "perform-actual-lookups" mode should also be enabled for
> "services" by default in cached.conf - so that the cache for services
> information would be the same for all users.
So "perform-actual-lookups" essentially creates a system-wide cache?
> Besides, as services
> information changes extremely rarely, I'd also suggest putting greater TTL
> values for "services" in the cached.conf.
Yes, the services cache could always be flushed by the superuser after
changing the services data source.
Ceri
--
That must be wonderful! I don't understand it at all.
-- Moliere
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