[ClusterLabs] Observed Difference Between ldirectord and keepalived

Reid Wahl nwahl at redhat.com
Sat Jan 2 05:14:18 EST 2021


Hi, Eric.

To the best of my knowledge, neither ldirectord nor keepalived is part of
the ClusterLabs project. It looks like the keepalived user group is here:
https://www.keepalived.org/listes.html

Is there anything we can help you with regarding the ClusterLabs software?



On Sat, Jan 2, 2021 at 1:12 AM Eric Robinson <eric.robinson at psmnv.com>
wrote:

> We recently switched from ldirectord to keepalived. We noticed that, after
> the switch, LVS behaves a bit differently with respect to “down” services.
>
>
>
> On ldirectord, a virtual service with 2 realservers displays “Masq    0”
> when one of them is down.
>
>
>
> TCP  192.168.5.100:3002 wlc persistent 50
>
>   -> 192.168.8.53:3002            Masq    1      0          0
>
>   -> 192.168.8.55:3002            Masq    0      0          4
>
>
>
> On keepalived, it does not shown the down server at all…
>
>
>
> TCP  192.168.5.100:3002 wlc persistent 50
>
>   -> 192.168.8.53:3002            Masq    1      0          0
>
>
>
> Why is that? It makes it impossible to see when services are down.
>
>
>
>
>
>
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-- 
Regards,

Reid Wahl, RHCA
Senior Software Maintenance Engineer, Red Hat
CEE - Platform Support Delivery - ClusterHA
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