Hi, All I can find right now is this, which doesn't specifically mention local storage, so will need to be tested. https://github.com/apache/cloudstack-documentation/pull/14
By the sound of it it leverages underlying libvirt capabilities. HTH -- Sent from the Delta quadrant using Borg technology! Nux! www.nux.ro ----- Original Message ----- > From: "Razvan Rosca" <razvan.ro...@gmail.com> > To: "users" <users@cloudstack.apache.org> > Sent: Friday, 3 May, 2019 11:23:37 > Subject: Re: Restricting IP usage & Upgrading CloudStack & Live storage > migration > Hey, > >> you can only connect a VM into one network, so if you want to have a 2nd > "private" network, that's not yet possible with Cloudstack > This will not be an issue, the vast majority of users don't need any, or if > they need, one will suffice. > >> it was possible to have local live migrations with KVM > I couldn't find any information about that, as most "live migrations" are > handled by the hypervisor. Can you please point me in the right direction? > > Thank you, > Razvan Rosca > > Skype: razvan.rosca > Tel: +40 731 059 660 > Linkedin: https://www.linkedin.com/in/razvanrosca/ > Facebook: https://fb.com/razvanrosca.com > > > On Fri, May 3, 2019 at 1:15 PM Nux! <n...@li.nux.ro> wrote: > >> Hi, >> >> In Proxmox you could use the "IP Filter" option + "Firewall in" options to >> restrict IP address stealing. /offtopic >> >> If you go for a Cloudstack Advanced Zone with Security Groups, then your >> VMs can get 1 or more public IP addresses and this is enforced >> automatically via iptables and ebtables; other VMs won't be able to use the >> IPs. >> Beware of limitations though, IPv6 support is not really there yet and you >> can only connect a VM into one network, so if you want to have a 2nd >> "private" network, that's not yet possible with Cloudstack. >> >> If you go for a vanilla Advanced Zone then you connect your VMs into a >> network (own VLAN) that is served by a virtual appliance (virtual router >> running debian, doing NAT etc basically). IP stealign is also not possible. >> You can connect the VM in as many networks you want, but do bare in mind >> you'll likely be dealing with private IPs and NAT a lot, but you have more >> options here. >> >> Last I checked it was possible to have local live migrations with KVM, I >> guess that would be your target platform. >> >> Do take your time and test, there is a learning curve to this, more than >> with Proxmox, but less than with Openstack. >> >> HTH >> >> -- >> Sent from the Delta quadrant using Borg technology! >> >> Nux! >> www.nux.ro >> >> ----- Original Message ----- >> > From: "Paul Angus" <paul.an...@shapeblue.com> >> > To: "users" <users@cloudstack.apache.org> >> > Sent: Wednesday, 1 May, 2019 20:19:17 >> > Subject: RE: Restricting IP usage & Upgrading CloudStack & Live storage >> migration >> >> > - The models are 'native' if you like, definitely not workarounds. >> > >> > - CloudStack is an orchestrator, it largely relies on the abilities of >> the >> > hypervisors that it orchestrates. We add a little secret sauce here and >> there, >> > but when it comes to basic hypervisor functions, we leave it up to the >> > hypervisor. >> > >> > >> > paul.an...@shapeblue.com >> > www.shapeblue.com >> > Amadeus House, Floral Street, London WC2E 9DPUK >> > @shapeblue >> > >> > >> > >> > >> > -----Original Message----- >> > From: Razvan Rosca <razvan.ro...@gmail.com> >> > Sent: 01 May 2019 19:57 >> > To: users@cloudstack.apache.org >> > Subject: Re: Restricting IP usage & Upgrading CloudStack & Live storage >> > migration >> > >> > Hey Paul, >> > >> > Thank you for your fast reply! >> > >> >> There are a few different models that you can use. >> > Do any of these models work "by default", or they are "workarounds" >> > (similar to Proxmox / LXC)? Aka is this a native/direct solution that >> can be >> > applied in the VM creation flow? >> > >> >> Yes CloudStack does support Xen Live Storage migration >> > I was referring to something *similar* with Xen Live Storage migration, >> not Xen >> > Live Storage "per se". Aka migrate a VM from a CloudStack node to another >> > CloudStack node, natively, live, without using a central storage. >> > >> > Thank you, >> > Razvan Rosca >> > >> > Skype: razvan.rosca >> > Tel: +40 731 059 660 >> > Linkedin: https://www.linkedin.com/in/razvanrosca/ >> > Facebook: https://fb.com/razvanrosca.com >> > >> > >> > On Wed, May 1, 2019 at 9:50 PM Paul Angus <paul.an...@shapeblue.com> >> wrote: >> > >> >> Hi Razvan, >> >> >> >> - There are a few different models that you can use. But in short - >> 'yes' >> >> you can have a model where an IP is allocated to a VM and the VM keeps >> it. >> >> - No, we spend a lot of time making sure that upgrades between all >> >> versions work. Our versioning system requires that the API is backward >> >> compatible and we can only break that with a major version upgrade >> >> (say 4.x to 5.x )and that hasn't happened under Apache yet >> >> - Yes CloudStack does support Xen Live Storage migration - >> >> http://docs.cloudstack.apache.org/en/latest/adminguide/storage.html?hi >> >> ghlight=live%20storage#storage-overview >> >> >> >> Cheers >> >> >> >> Paul. >> >> >> >> >> >> >> >> paul.an...@shapeblue.com >> >> www.shapeblue.com >> >> Amadeus House, Floral Street, London WC2E 9DPUK @shapeblue >> >> >> >> >> >> >> >> >> >> -----Original Message----- >> >> From: Razvan Rosca <razvan.ro...@gmail.com> >> >> Sent: 01 May 2019 17:28 >> >> To: users@cloudstack.apache.org >> >> Subject: Restricting IP usage & Upgrading CloudStack & Live storage >> >> migration >> >> >> >> Hello, >> >> >> >> We're thinking about switching from our current Xen+Proxmox setup into >> >> something more "advanced", and we're really considering CloudStack as >> one >> >> of our best/main candidates. >> >> >> >> Right off the bat here are the first questions: >> >> >> >> - in our current setup users can freely use each other's IP address, >> >> because the software stack doesn't enforce any limits (or requires >> us to >> >> manually edit stuff each time a VM is created). Does CloudStack have >> the >> >> same behavior? What we need is kinda simple: allow a specific VM to >> use >> >> a >> >> specific IP, and only that IP. >> >> - does CloudStack have the same "no-upgrade" policy as OpenStack? >> >> Ugrading OpenStack was/is nearly impossible, so I'm wondering if >> this is >> >> the case with CloudStack as well. >> >> - does CloudStack support "live-migration" between local storages? >> Xen >> >> does it, and does it really well. Again, I'm referring to local >> storage >> >> (local HDD/SSD/NVMe), not a central Ceph/Gluster/NFS store. >> >> >> >> Thank you, >> >> Razvan Rosca >> >> >> >> Skype: razvan.rosca >> >> Tel: +40 731 059 660 >> >> Linkedin: https://www.linkedin.com/in/razvanrosca/ >> >> Facebook: https://fb.com/razvanrosca.com
