Re: [PVE-User] cluster numbers

2017-04-11 Thread Jeff Palmer
By default, in a 4 node cluster, 3 members would need to agree for quorum, not 2. In your example, if 2 hosts split from the other 2 hosts, neither side will have quorum. No split brain in that scenario. Think of quorum as a 'majority wins' vote. If the vote is a tie, there is no winner. On

Re: [PVE-User] add multiple OSDs to pve cluster

2017-03-23 Thread Jeff Palmer
Thank the ceph dudes! I'm just relaying info. I never realized you could analyze the impact of a CRUSH map change before actually doing it, so that's awesome. ___ pve-user mailing list pve-user@pve.proxmox.com

Re: [PVE-User] add multiple OSDs to pve cluster

2017-03-23 Thread Jeff Palmer
; Hi Jeff, > > On 21-3-2017 5:49, Jeff Palmer wrote: >> >> Not sure if this helped, but maybe the info is useful to you? > > > Very usefull, yes: thanks! > > I'll try adding one OSD, and see how this affects the cluster. T

Re: [PVE-User] add multiple OSDs to pve cluster

2017-03-20 Thread Jeff Palmer
There are a couple ways you can do this, and in the end, it's entirely up to you to decide which would work best in your environment. You can disable backfilling when your cluster needs I/O, you can reduce the number of backfill threads each OSD can use at a time. You can disable deep scrubbing

Re: [PVE-User] Broken cluster

2017-03-14 Thread Jeff Palmer
Check multicast. https://pve.proxmox.com/wiki/Multicast_notes On Mar 14, 2017 3:01 PM, "Kevin Lemonnier" wrote: > Hi, > > I've just been given the task of maintaning an existing "cluster" > of Proxmox 4. I'm putting quotes around the word because currently, > it doesn't

Re: [PVE-User] Ansible role for Proxmox (4.x clusters)

2017-03-08 Thread Jeff Palmer
ster to 4.4 (without automatic > reboot). > > I'm open to contributions and/or suggestions, so feel free! > > lae / Musee > ___ > pve-user mailing list > pve-user@pve.proxmox.com > http://pve.proxmox.com/cgi-bin/mailman/listinfo/pv

Re: [PVE-User] unattended PVE server installation

2017-01-09 Thread Jeff Palmer
>>> /usr/bin/apt-get -f -y install >>>> /usr/bin/apt-get dist-upgrade >>>> /usr/bin/apt-get -y --force-yes proxmox-ve ssh ksm-control-daemon >>>> open-iscsi >>>> systemd-sysv >>> >>> as the log in your other e-mail indicates, this is not a valid apt-get >>> call.. y

Re: [PVE-User] Again, Ceph: default timeout for osd?

2016-12-16 Thread Jeff Palmer
Dona il 5 PER MILLE a LA NOSTRA FAMIGLIA! > http://www.lanostrafamiglia.it/25/index.php/component/k2/item/123 > (cf 00307430132, categoria ONLUS oppure RICERCA SANITARIA) > ___ > pve-user mailing list > pve-user@pve.proxmox.com > http://pve.proxmox.com/cgi-bin/mailman/listinfo/pve-user -- Jeff Palmer https://PalmerIT.net ___ pve-user mailing list pve-user@pve.proxmox.com http://pve.proxmox.com/cgi-bin/mailman/listinfo/pve-user