Interesting results for getservbyname() performance (and possible changes for /etc/services)

Nils Philippsen nphilipp at
Thu Jan 12 15:36:54 UTC 2006

On Thu, 2006-01-12 at 14:21 +0100, Ralf Ertzinger wrote:
> On Thu, Jan 12, 2006 at 02:10:22PM +0100, Nils Philippsen wrote:
> > Well, it can't be done this way because NS modules are running with the
> > user's privileges. This would have to be handed off to a daemon with the
> > privileges necessary.
> Isn't this exactly what nscd is for?

nscd can't (or at least doesn't) take advantage of knowing about local
file changes, it caches information for a certain time period and it
doesn't seem to cache services, only passwd, group, hosts.

     Nils Philippsen    /    Red Hat    /    nphilipp at
"They that can give up essential liberty to obtain a little temporary
 safety deserve neither liberty nor safety."     -- B. Franklin, 1759
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