Re: Netplan and high availability

2018-10-16 Thread Daniel Axtens
Hi, From a netplan point of view, it's a bit of a tricky one. (Note that I'm a netplan contributor but *not* a netplan maintainer or architect, so take this as unofficial.) I haven't tested pacemaker specifically, but I can replicate the disappearance of addresses easily[*]. I think it's systemd

Re: Netplan and high availability

2018-10-16 Thread James Hebden
On Wed, Oct 17, 2018 at 01:24:03AM +0200, Harald Weidner wrote: > Hello, > > > Currently netplan removes interfaces it does not manage on any > > change (netplan apply). > > > > Please point me to some recommendations for implementing a high > > availability cluster or pair in Bionic with IP fail

Re: Netplan and high availability

2018-10-16 Thread Harald Weidner
Hello, > Currently netplan removes interfaces it does not manage on any > change (netplan apply). > > Please point me to some recommendations for implementing a high > availability cluster or pair in Bionic with IP fail over. I think the easiest solution is to replace Netplan by ifupdown(2) or s

Re: Netplan and high availability

2018-10-16 Thread cdmiller
Replying to myself :) Looks like newer versions of keepalived actively put back floating VIPs if something else rudely removes them: https://answers.launchpad.net/ubuntu/+question/670475 https://launchpad.net/~hnakamur/+archive/ubuntu/keepalived Any plans on a newer version of keepalived to appe

Netplan and high availability

2018-10-16 Thread cdmiller
Hello, We have some systems still using keepalived or corosync/pacemaker for high availability with IP fail over. Easiest case would be a haproxy or nginx fail over pair. Currently netplan removes interfaces it does not manage on any change (netplan apply). Please point me to some recommendatio

Ubuntu Server development summary - 16 Oct 2018

2018-10-16 Thread Joshua Powers
Hello Ubuntu Server, The purpose of this communication is to provide a status update and highlights for any interesting subjects from the Ubuntu Server Team. If you would like to reach the server team, you can find us at the #ubuntu-server channel on Freenode. Alternatively, you can sign up and us