[Freeswitch-users] Live Upgrade Techniques

[Michael Collins]

On Thu, Jun 11, 2009 at 10:33 AM, Michael Giagnocavo <mgg at giagnocavo.net>wrote:

>  Exactly. You probably want to have something like this anyways, so that
> when someone accidentally unplugs the system, or the disks/CPU/RAM crash,
> you’re not stuck.
>
>
>
> That is, until FreeSWITCH can record its internal state to some
> inter-machine memory so we can have hot failover. ;)
>
>
>
I think that's going to be in 1.0.5. :)

> -Michael
>
>
>
> *From:* freeswitch-users-bounces at lists.freeswitch.org [mailto:
> freeswitch-users-bounces at lists.freeswitch.org] *On Behalf Of *Anthony
> Minessale
> *Sent:* Thursday, June 11, 2009 10:55 AM
> *To:* freeswitch-users at lists.freeswitch.org
> *Subject:* Re: [Freeswitch-users] Live Upgrade Techniques
>
>
>
> or you can put a sip proxy in front of 2 boxes where you can control the
> flow of traffic.
> when you want to upgrade one, take all the traffic off of it by forcing all
> calls to the other box, upgrade it then shift the traffic to the new one.
> if that goes well, upgrade the other one too.
>
>
>  On Thu, Jun 11, 2009 at 5:47 AM, Michal Bielicki
> <michal.bielicki at halo2.pl> wrote:
>
>
> Am 11.06.2009 um 05:04 schrieb John Dalgliesh:
>
>
>
>
> Hi,
>
> I am slowly gaining confidence using FreeSWITCH in production, but there
> is one issue that I'm still wondering about: how are people upgrading
> their FreeSWITCH installation binaries without dropping all current calls?
>
> So far I have been upgrading in the dead of night, after pausing for 5
> minutes then dropping the stragglers, but this is hardly ideal.
>
> What I would like to do is to run an upgraded instance of FreeSWITCH on
> the same machine, and have it handle all new call packets, whereas the old
> instance continues to handle the existing call packets, until there are no
> more old calls left.
>
> I can think of about seven ways to accomplish this, but before I dive into
> the code I thought I'd better ask what everyone else has been doing :)
>
> (The only standard way I can think of doing this is to have a SIP proxy
> sitting in front of FS the whole time, just to handle these upgrade
> windows. It seems like a bit of a waste.)
>
> So how are you handling your FS software upgrades?
>
> {P^/
> John
>
>
>
> We use freeswitch on solaris and just upgrade it to a new zfs which gets
> remounted to the old place and freeswitch gracefully restartet. On failure
> we can allways do a rollback, which takes between 2 and 10 seconds, so the
> dwntime is pretty acceptable.
>
> Michal Bielicki
> Leiter der Niederlassung
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>
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>
> --
> Anthony Minessale II
>
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