I tried the same config on a lab but does not work. I think its not possible to have HA without proper fencing. Im On Jul 7, 2014 12:40 PM, "Angel Docampo" <[email protected]> wrote:
> What do you mean by "it works"? > Without fence mechanism, the cluster won't be aware there a node down, and > then you can continue writing modifications in both sides and finish with a > split brain. > > > > El 05/07/14 21:49, Gilberto Nunes escribió: > > WOW > > Even with just 2 nodes HA works fine!!!! > > I have tested some minutes ago... > > Is there something improvement on HA Code?? > > I would like to know... > > Thanks > > > 2014-07-05 16:37 GMT-03:00 Gilberto Nunes <[email protected]>: > >> Hi >> >> Today I have deploy a tree node plus storage scenario in a lab. >> First at all, I image that I need configure fence device, as docs >> demand... >> So, I decide to use a MAnaged Switch (DLikn DES-3028). >> But, I realize that even without fence configuratio HA works properly >> and NICE, I might add.. >> >> Here's the configuration: >> >> <?xml version="1.0"?> >> <cluster config_version="18" name="CLUSTER"> >> <cman expected_votes="3" >> keyfile="/var/lib/pve-cluster/corosync.authkey"/> >> <quorumd allow_kill="0" interval="3" label="quorum" tko="10" votes="1"> >> <heuristic interval="3" program="ping 10.90.90.100 -c1 -w1" score="1" >> tko="4"/> >> <heuristic interval="3" program="ip addr | grep eth0 | grep -q UP" >> score="2" tko="3"/> >> </quorumd> >> <totem token="54000"/> >> <clusternodes> >> <clusternode name="pve01" nodeid="1" votes="1"> >> </clusternode> >> <clusternode name="pve02" nodeid="2" votes="1"> >> </clusternode> >> <clusternode name="pve03" nodeid="3" votes="1"> >> </clusternode> >> </clusternodes> >> <rm> >> <failoverdomains> >> <failoverdomain name="serverfailover" ordered="1" restricted="0"> >> <failoverdomainnode name="pve1" priority="1"/> >> <failoverdomainnode name="pve2" priority="2"/> >> <failoverdomainnode name="pve3" priority="3"/> >> </failoverdomain> >> </failoverdomains> >> <pvevm autostart="1" vmid="100"/> >> </rm> >> </cluster> >> >> >> I always though that I need fence device in order to make HA work... >> >> Thanks >> >> -- >> Gilberto Ferreira >> > > > > -- > Gilberto Ferreira > > > _______________________________________________ > pve-user mailing > [email protected]http://pve.proxmox.com/cgi-bin/mailman/listinfo/pve-user > > > -- > > > > *Angel Docampo * > *Datalab Tecnologia, s.a.* > Castillejos, 352 - 08025 Barcelona > Tel. 93 476 69 14 - Ext: 706 > Mob. 670.299.381 > > _______________________________________________ > pve-user mailing list > [email protected] > http://pve.proxmox.com/cgi-bin/mailman/listinfo/pve-user > >
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