[SR-Users] recompute distribution list

[David Villasmil]

I’m not using those algorithms, I’m using hash over username.

On Mon, 8 Aug 2022 at 22:34, Henning Westerholt <hw at gilawa.com> wrote:

> Hello,
>
>
>
> I still might not 100% understand your scenario.
>
>
>
> If, on the other hand, we recompute (reshuffle) the list ignoring the
> inactive servers, the traffic would be properly evenly distributed. This
> is what I’m looking for.
>
>
>
> But does dispatcher e.g. with a hash based distribution or round-robin
> does not fulfil this requirement already?
>
>
>
> Cheers,
>
>
>
> Henning
>
>
>
> *From:* David Villasmil <david.villasmil.work at gmail.com>
> *Sent:* Monday, August 8, 2022 10:30 PM
> *To:* Kamailio (SER) - Users Mailing List <sr-users at lists.kamailio.org>
> *Cc:* Henning Westerholt <hw at gilawa.com>
> *Subject:* Re: [SR-Users] recompute distribution list
>
>
>
> Difference is if you are distributing based off the username hash and a
> server goes down, it is simply set as “inactive”, but all calls that were
> going to that serve will now go to the next in the list, so all those calls
> will land on the next server basically doubling the traffic.
>
>
>
> If, on the other hand, we recompute (reshuffle) the list ignoring the
> inactive servers, the traffic would be properly evenly distributed. This is
> what I’m looking for.
>
>
>
>
>
> Thanks!
>
>
>
> On Mon, 8 Aug 2022 at 22:03, Kaufman <bkaufman at bcmone.com> wrote:
>
> With either module (Dispatcher or Carrierroute) , what would be the
> functional difference between ‘reloading’ and ‘recalculating’?
>
>
>
> Both modules can be controlled via RPC:
>
>
>
> Dispatcher can be set to send OPTIONS messages to the hosts in it’s tables
> to monitor endpoint status and dynamically bring the record in and out of
> service.  Additionally any target’s state can be changed administratively
> to disabled.  Finally, if you update your datasource, dispatcher can be
> reloaded.
>
>
>
> Carrierroute doesn’t have any keepalive options, but supports adding and
> removing hosts, activating  and deactivating hosts, and replacing hosts.
> Additionally, if carrierroute’s data is updated (i.e. if reading from
> database) it can be completely reloaded.
>
>
>
>
>
> *Kaufman*
>
>
>
> *From:* sr-users <sr-users-bounces at lists.kamailio.org> *On Behalf Of *David
> Villasmil
> *Sent:* Monday, August 8, 2022 1:39 PM
> *To:* Henning Westerholt <hw at gilawa.com>
> *Cc:* Kamailio (SER) - Users Mailing List <sr-users at lists.kamailio.org>
> *Subject:* Re: [SR-Users] recompute distribution list
>
>
>
> Hey Henning, thanks for replying. Quick question: Adding (or removing) in
> memory recalculates without reloading?
>
>
>
> On Mon, 8 Aug 2022 at 19:47, Henning Westerholt <hw at gilawa.com> wrote:
>
> Hello,
>
>
>
> this is possible with carrierroute by RPC command:
> https://kamailio.org/docs/modules/5.5.x/modules/carrierroute.html#carrierroute.rpc.replace_host
> <https://nam11.safelinks.protection.outlook.com/?url=https%3A%2F%2Fkamailio.org%2Fdocs%2Fmodules%2F5.5.x%2Fmodules%2Fcarrierroute.html%23carrierroute.rpc.replace_host&data=05%7C01%7Cbkaufman%40bcmone.com%7Cdd11512c3b7f48deb52508da796d5884%7Cafc1818e7b6848568913201b9396c4fc%7C1%7C0%7C637955807795997743%7CUnknown%7CTWFpbGZsb3d8eyJWIjoiMC4wLjAwMDAiLCJQIjoiV2luMzIiLCJBTiI6Ik1haWwiLCJXVCI6Mn0%3D%7C3000%7C%7C%7C&sdata=qtcVZl8iGypaFPL5lQ0UxMPKy1ipi%2B3WmJ1MkgXdNys%3D&reserved=0>
>
>
>
> With dispatcher you could of course just adding one host two times by some
> script and reload the module, as a simple idea.
>
>
>
> Cheers,
>
>
>
> Henning
>
>
>
> *From:* sr-users <sr-users-bounces at lists.kamailio.org> *On Behalf Of *David
> Villasmil
> *Sent:* Monday, August 8, 2022 5:05 PM
> *To:* Kamailio (SER) - Users Mailing List <sr-users at lists.kamailio.org>
> *Subject:* [SR-Users] recompute distribution list
>
>
>
> Hello guys,
>
>
>
> Is it possible to have dispatcher recompute the distribution list? i.e.
> one server goes down, all traffic for that server goes to the next one,
> doubling traffic on that one. Is there a way of, when a host becomes
> unreachable, recompute the whole list?
>
>
> Regards,
>
>
>
> David Villasmil
>
> email: david.villasmil.work at gmail.com
>
> phone: +34669448337
>
> --
>
> Regards,
>
>
>
> David Villasmil
>
> email: david.villasmil.work at gmail.com
>
> phone: +34669448337
>
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> --
>
> Regards,
>
>
>
> David Villasmil
>
> email: david.villasmil.work at gmail.com
>
> phone: +34669448337
>
-- 
Regards,

David Villasmil
email: david.villasmil.work at gmail.com
phone: +34669448337
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