http://dl.openvm.eu/cloudstack/centos/x86_64/
-- Sent from the Delta quadrant using Borg technology! Nux! www.nux.ro ----- Original Message ----- > From: "Muhammad Adeel Zahid" <16030...@lums.edu.pk> > To: "users" <users@cloudstack.apache.org> > Sent: Thursday, 23 March, 2017 14:43:21 > Subject: Re: Cloudstack and KVM installation with IP addresses allocated by > DHCP > Hi Guys, > > Are there any free templates available for CentOs 7.x for kvm? I can't seem to > find such thing on internet. I have come across this > list<http://templates.repo.onapp.com/Linux/> however. But when I try to add a > template for CentOs 7.2, it says that url format is invalid for qcow2. I tried > selecting other options as well from ACS management UI but could not import > any > template successfully. > > > Regards > > Adeel > > ________________________________ > From: Muhammad Adeel Zahid > Sent: Thursday, March 23, 2017 7:21:44 PM > To: users@cloudstack.apache.org > Subject: Re: Cloudstack and KVM installation with IP addresses allocated by > DHCP > > > > ________________________________ > From: Muhammad Adeel Zahid > Sent: Thursday, March 23, 2017 6:47:25 PM > To: users@cloudstack.apache.org > Subject: Re: Cloudstack and KVM installation with IP addresses allocated by > DHCP > > > Hi Boris, > > I have attached the log file from management server. In fact, I get exception > everytime, I try to create snapshot from volume. So no special scenario or use > case here. However, I make sure to stop the VM before creating snapshot. > > > You can find exceptions around 4 AM to 4:20 AM in 23rd March > > > Regards > > Adeel > > ________________________________ > From: Boris Stoyanov <boris.stoya...@shapeblue.com> > Sent: Thursday, March 23, 2017 3:38:37 PM > To: users@cloudstack.apache.org > Subject: Re: Cloudstack and KVM installation with IP addresses allocated by > DHCP > > Hi Adeel, > There could be many reasons for an exception to appear, could you please: > > 1. tail the management.log on the management server > 2. Recreate the scenario that throws the exception > 3. send back the exception and the steps you’ve executed to recreate the > error. > Thanks, > Boris Stoyanov > > boris.stoya...@shapeblue.com > www.shapeblue.com<http://www.shapeblue.com> > 53 Chandos Place, Covent Garden, London WC2N 4HSUK > @shapeblue > > > > On Mar 23, 2017, at 11:59 AM, Muhammad Adeel Zahid > <16030...@lums.edu.pk<mailto:16030...@lums.edu.pk>> wrote: > > Hi Dag, > > > Thanks for continued feedback [??] > > I was able to find the option of Volume snapshot. But, I encountered error > when > creating volume snapshot. However, I was able to create template from Root > directory of my VM. I would attach the logs of management server when I am on > the other machine. Basically, creating template from volume is good enough for > me. But I am just curious why creating snapshot from volume throws an > exception. > > > Regards > > Adeel > > ________________________________ > From: Dag Sonstebo > <dag.sonst...@shapeblue.com<mailto:dag.sonst...@shapeblue.com>> > Sent: Thursday, March 23, 2017 4:41:28 AM > To: users@cloudstack.apache.org<mailto:users@cloudstack.apache.org> > Subject: Re: Cloudstack and KVM installation with IP addresses allocated by > DHCP > > Hi Adeel, > > With KVM you can still take volume snapshots (of single volumes) – but you > can’t > take full VM snapshots (as you mention these are available only on XenServer > and VMware) – please note the functionality of these are different (see > http://docs.cloudstack.apache.org/projects/cloudstack-administration/en/4.9/virtual_machines.html#virtual-machine-snapshots > and > http://docs.cloudstack.apache.org/projects/cloudstack-administration/en/4.9/storage.html?highlight=volume%20snapshot#working-with-volume-snapshots > ). With volume snapshots you can still create a template from your completed > instance root volume, so you should be good here > (http://docs.cloudstack.apache.org/projects/cloudstack-administration/en/4.9/templates.html). > > With regards to your second hypervisor your choice depends on a few factors. > In > short – XenServer is easy to set up and open source, so low cost, VMware > requires a few more steps (including vCenter) and comes in at a higher cost > due > to licensing. Functionality wise you can do most things with XenServer – > Vmware > does have a few more bells and whistles though. > > Regards, > Dag Sonstebo > Cloud Architect > ShapeBlue > > On 22/03/2017, 21:35, "Muhammad Adeel Zahid" > <16030...@lums.edu.pk<mailto:16030...@lums.edu.pk>> wrote: > > Hi Dag, > > > I have been able to arrange a switch and create a new subnet of my own > behind > that switch. That way, I am able to install KVM and cloudstack on single > machine. Haven't tried the second machine. I think, it should work too. > > > Now, I am basically interested in snapshot capability of instances, that > is, I > want to create an instance, install bulk of things on it and then take a > snapshot of it. Later on, I would want to use the same snapshot to create > new > instances. Is it possible with KVM? I have read somewhere that this > functionality is only available with xenserver and vmware? If that is so, > can I > have another host added to same zone that uses a different virtualization > technology (xenserver or vmware) than my first host (KVM, also the same node > running ACS management)? Can you recommend any of them please? I am looking > at > this whole thing from R&D paradigm and scalability is not a problem at the > moment and I want to go with easier-to-setup solution. > > > Regards > > Adeel > > ________________________________ > From: Muhammad Adeel Zahid > <16030...@lums.edu.pk<mailto:16030...@lums.edu.pk>> > Sent: Wednesday, March 22, 2017 11:19:34 PM > To: users@cloudstack.apache.org<mailto:users@cloudstack.apache.org> > Subject: Re: Cloudstack and KVM installation with IP addresses allocated by > DHCP > > Hi Dag, > > > Thanks for the insight. Let me have a look at alternatives & I will get back > [??] > > ________________________________ > From: Dag Sonstebo > <dag.sonst...@shapeblue.com<mailto:dag.sonst...@shapeblue.com>> > Sent: Wednesday, March 22, 2017 6:32:05 PM > To: users@cloudstack.apache.org<mailto:users@cloudstack.apache.org> > Subject: Re: Cloudstack and KVM installation with IP addresses allocated by > DHCP > > Hi Adeel, > > This would most likely get you into trouble with your red tape admins – if > you > simply set the IP address 10.103.72.65 statically and let’s say your DHCP > lease > time is 24 hours – then after 24 hours the DHCP server will not have seen > any > DHCP renewals (DHCP starts the renewal process after half the lease time – > i.e. > in this case 12 hours), and therefore assumes the address is no longer in > use. > Another host may therefore pick up the same IP and you end up with IP > conflicts. > > Regards, > Dag Sonstebo > Cloud Architect > ShapeBlue > > On 22/03/2017, 12:39, "Muhammad Adeel Zahid" > <16030...@lums.edu.pk<mailto:16030...@lums.edu.pk>> wrote: > > Hi Dag, > > > DHCP and its settings are beyond my control. I will have to go through > some > procedures (aka red tape) to get the exclusions static IPs bound to ACS > and > KVM. For now, what I am thinking to do is, connect to network and get > an IP > 10.103.72.65 and declare it as static in network settings of my > computer (say > ACS management server) and rely on the fact that IP wouldn't change as > long as > I don't reconnect. > > Once the testing is done, we can go through the approval procedures for > MAC > binding and IP addresses exclusion from DHCP. > > > Would it work as I think? > > > Regards > > Adeel > > ________________________________ > From: Dag Sonstebo > <dag.sonst...@shapeblue.com<mailto:dag.sonst...@shapeblue.com>> > Sent: Wednesday, March 22, 2017 5:31:12 PM > To: users@cloudstack.apache.org<mailto:users@cloudstack.apache.org> > Subject: Re: Cloudstack and KVM installation with IP addresses > allocated by DHCP > > Hi Muhammed, > > This is done externally to CloudStack and depends on what DHCP > infrastructure > you have in place. All DHCP implementations have the option to reserve > an > address, i.e. a setting that confirms your MAC address – e.g. > 01:02:03:AA:BB:CC > is always handed out the same IP address – in your case e.g. > 10.103.72.65/23. > Once you have set this on your DHCP server(s) you can safely set the IP > address > statically on your servers if you don’t want to rely on DHCP – this > means you > will never have an IP conflict between a statically configured IP > address and > your DHCP scope. > > Please note though – you will most likely need more IP addresses for > CloudStack > than the 1 (2?) you already have – CloudStack needs more IP addresses > for it’s > system range. As a result you are much better off using a subnet > without DHCP – > or configure an exclusion in your DHCP scope, e.g. something > 10.103.72.1-10.103.72.99, such that you can safely use this excluded > range for > CloudStack. > > Regards, > Dag Sonstebo > Cloud Architect > ShapeBlue > > On 22/03/2017, 12:22, "Muhammad Adeel Zahid" > <16030...@lums.edu.pk<mailto:16030...@lums.edu.pk>> wrote: > > Thanks Boris and Dag for quick reply. > > > @Dag How do I utilize static IP addresses in combination with DHCP > reservations? > > > I have just installed CentOs and connected to the network on wire. > DHCP has > given me 10.103.72.65/23 IP address. What do I need to do from now > on? > > > Regards > > ________________________________ > From: Dag Sonstebo > <dag.sonst...@shapeblue.com<mailto:dag.sonst...@shapeblue.com>> > Sent: Wednesday, March 22, 2017 4:41:26 PM > To: users@cloudstack.apache.org<mailto:users@cloudstack.apache.org> > Subject: Re: Cloudstack and KVM installation with IP addresses > allocated by DHCP > > Hi Muhammed, > > This may be possible if your DNS infrastructure is rock solid and > is guaranteed > to work from all CloudStack networks (you would possibly also have > to set your > TTL on your DNS entries low) – but all in all I would recommend > you utilize > static IP addresses, alternatively in combination with DHCP > reservations to > ensure you don’t have IP conflicts in your infrastructure. > > Regards, > Dag Sonstebo > Cloud Architect > ShapeBlue > > On 22/03/2017, 11:26, "Muhammad Adeel Zahid" > <16030...@lums.edu.pk<mailto:16030...@lums.edu.pk>> wrote: > > Hello guys, > > > I have two systems and both of them are connected to a network > that allocates IP > addresses using DHCP. I want to install cloudstack management > server on the one > system and KVM (hypervisor) on the other system. > > Can I do this? What steps would differ from normal (with static > IPs) ACS and > KVM installation? > > > Regards > > Adeel > > > > dag.sonst...@shapeblue.com<mailto:dag.sonst...@shapeblue.com> > > www.shapeblue.com<http://www.shapeblue.com><http://www.shapeblue.com> > 53 Chandos Place, Covent Garden, London WC2N 4HSUK > @shapeblue > > > > > > > dag.sonst...@shapeblue.com<mailto:dag.sonst...@shapeblue.com> > www.shapeblue.com<http://www.shapeblue.com><http://www.shapeblue.com> > 53 Chandos Place, Covent Garden, London WC2N 4HSUK > @shapeblue > > > > > > > dag.sonst...@shapeblue.com<mailto:dag.sonst...@shapeblue.com> > www.shapeblue.com<http://www.shapeblue.com><http://www.shapeblue.com> > 53 Chandos Place, Covent Garden, London WC2N 4HSUK > @shapeblue > > > > > > > dag.sonst...@shapeblue.com<mailto:dag.sonst...@shapeblue.com> > www.shapeblue.com<http://www.shapeblue.com/><http://www.shapeblue.com<http://www.shapeblue.com/>> > 53 Chandos Place, Covent Garden, London WC2N 4HSUK > @shapeblue
