Sounds good. If I use the external file, will HAProxy reload it if the
modification timestamp changes? Or do I need to explicitly send a reload
signal?


On Sat, Aug 15, 2015 at 3:39 AM, Baptiste <bed...@gmail.com> wrote:

> Hi,
>
> there is no performance drop of loading from a file or directly in the
> config file.
> That said, if you have multiple ACLs with the same name loading many
> IPs, then you'll perform as many lookups as you have ACLs... While
> loading content from a file would perform a single lookup.
> Anyway, there should not be any noticeable performance impact, since
> IP lookup is very quick in HAProxy (a few hundred of nano second in a
> tree of 1.000.000 IPs).
>
> Concerning comments, any string after a dash '#' is considered as a
> comment and not loaded in the ACL.
>
> Baptiste
>
>
> On Sat, Aug 15, 2015 at 8:28 AM, Nathan Williams <nath.e.w...@gmail.com>
> wrote:
> > We use a file for about 40 cidr blocks, and don't have any problems with
> > load speed. Presumably large means more than that, though.
> >
> > We use comments as well, but they have to be at the beginning of their
> own
> > line, not tagged on after the address.
> >
> >
> > On Fri, Aug 14, 2015, 9:09 PM CJ Ess <zxcvbn4...@gmail.com> wrote:
> >>
> >> When doing a large number of IP based ACLs in HAProxy, is it more
> >> efficient to load the ACLs from a file with the -f argument? Or is just
> as
> >> good to use multiple ACL statements in the cfg file?
> >>
> >> If I did use a file with the -f parameter, is it possible to put
> comments
> >> in the file?
> >>
> >
>

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