[ale] Hypervisors and such

[Ted W.]

If you're looking to have container support I'd stick with Ubuntu,
personally. I manage docker/kubernetes stuff on CentOS for my day job
and it's a very special brand of pain.

For VMs, use KVM. For containers, use Docker. Manage it with Rancher.

On Fri, Apr 06, 2018 at 04:17:10PM -0400, Kyle Brieden via Ale wrote:
> >But containers aren't hypervisors, so it seems the requirements need
> >revisiting for clarification.
> 
> Yes, fair point!  I didn't mean to imply that I was looking for a hvz to run
> containers.  I simply meant that ProxMox has some value add in that it
> manages containers as well as VMs through it's GUI.
> 
> As far as virt-manager, I do recall learning to use that wwwaaaayyyy back in
> 2011 or 2012ish.  I'll give that another look.  I'm fine with spinning up a
> VM that is a docker-host.  No issues there.  I just had draw to proxmox,
> again, because it was pretty and all in one place.
> 
> If you have multiple VM host machines, does virt-manager/libvirt/KVM handle
> migrations between devices and such, or is that value add that another
> tool/product provides while utilizing KVM under the hood?  I don't think it
> did back in the day, but time flies and things change.
> 
> ---
> Very respectfully,
> Kyle Brieden
> 
> On 06-04-2018 13:45, DJ-Pfulio via Ale wrote:
> >I'm full of something, including opinions.
> >
> >But containers aren't hypervisors, so it seems the requirements need
> >revisiting for clarification.
> >
> >;)
> >
> >I switched from Xen to KVM around 2010-ish.  Never regretted that.
> >virt-manager is bonehead easy to use. No root required.  If you have
> >fewer than 50 VMs, I'd suggest that any heavier solution isn't worth it.
> >
> >I don't have any clue about Docker support in libvirt, but I would be
> >shocked if it wasn't there or in the short-list plans.
> >
> >Some people have reported issues with using CentOS + oVirt to run Ubuntu
> >Server VMs and having the Ubuntu VMs lock up every few weeks.  I'm not
> >seeing that, but not using CentOS as a host.
> >
> >I thought that running all containers inside a full VM was the current
> >"best practice" for security.  Has that changed?
> >
> >
> >On 04/06/2018 01:19 PM, Kyle Brieden via Ale wrote:
> >>Hey all,
> >>
> >>I'm looking to redo my hypervisor at home, and having some trouble
> >>landing on a decision, so I'd like some input from y'all.  Something
> >>just tells me there's gotta be some strong opinions on this floating
> >>around this list.
> >>
> >>Background:
> >>Current HVZ is Xen 4.4.2, with Dom0 being Ubuntu 14.04 because, at the
> >>time back in 2015, that was the LTS that had the most up to date Xen
> >>packages.  I do most everything via CLI, from creating config files to
> >>setting up LVM volumes for backing each machine.  VM system storage is
> >>local to the hypervisor, and larger storage is NFS exported to VMs from
> >>my FreeNAS box.
> >>
> >>Wants:
> >>I am kind of tired of doing everything via CLI.  I'm getting lazier
> >>these days, so I want something that has a usable, understandable GUI. 
> >>I was considering ProxMox for it's additional container management, but
> >>they're LXC containers.  I've nothing against LXC containers, but I use
> >>docker daily, and it doesn't behoove me to learn a second technology
> >>just for at home, especially when Docker has the momentum and community
> >>that it has.
> >>
> >>I also want something that I can keep up to date without having to do a
> >>fresh install with a new major version.  Insert jokes about Arch Linux
> >>rolling release model here.
> >>
> >>Thanks for the opinions, everyone!
> >>
> >>---
> >>Very respectfully,
> >>Kyle Brieden
> >_______________________________________________
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> >Ale at ale.org
> >https://mail.ale.org/mailman/listinfo/ale
> >See JOBS, ANNOUNCE and SCHOOLS lists at
> >http://mail.ale.org/mailman/listinfo

> pub   rsa4096 2017-03-16 [SC]
>       BBDE95CDBEA858A23140071A7BFC2BC289C9D831
> uid           TxMoose <kyle at txmoose.com>
> sub   rsa4096 2017-03-16 [E]




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