> -----Original Message----- > From: Edison Su [mailto:edison...@citrix.com] > Sent: Wednesday, July 25, 2012 10:51 AM > To: Rohit Yadav; cloudstack-dev@incubator.apache.org > Subject: RE: Development with multiple devclouds > > > > > -----Original Message----- > > From: Rohit Yadav > > Sent: Wednesday, July 25, 2012 2:44 AM > > To: Edison Su; cloudstack-dev@incubator.apache.org > > Subject: Development with multiple devclouds > > > > Hi Edison and everyone, > > > > Devcloud works fine as one hypervisor/xen host. But, in order to > > develop/test certain features of CS such as migration among hosts in > a > > cluster, you would require at least two hypervisor hosts. > > > > To solve this problem, using VBox's NAT and host-only adapter I tried > > various combinations, but none of them are working. > > > > I tried VBox's; 1. host-only adapter in place of NAT, keeping the > same > > gateway and network (my system crashed); 2. the default NAT + one > > host-only adapter; with another devcloud vm which is only used as a > > hypervisor/xen host. > > The last method(NAT + one host-only adapter) should work: > > > > > @Edison: On the wiki page, you mention not to reinitialize the NAT. > Is > > the NAT's mac and dom0/xen's IP values tightly coupled with the > present > > devcloud image? > > If the MAC address is changed, then the default eth0 will be disabled, > as there is a udev rule > In devcloud, which binds eth0 on a specific MAC address. I will remove > the rule in the next devcloud release. > FYI, the rule is in /etc/udev/rules.d/70-persistent-net.rules, you can > remove it by yourself, then restart devcloud, > Eth0 will be enabled again. > > > > > How can I run run multiple devclouds/vms on VBox such that only one > is > > used for management/storage/xen and the others are just used as xen > > hosts (as within a cluster the hypervisors hosts should be homogenous, > > using the same devcloud vm should be fine). > > > > To solve this problem, now I've two separate Citrix XenServer vms on > > VBox and trying to setup a management server/nfs-storage running on a > > third Ubuntu desktop VM on VBox. > > Comment/suggestions on this issue and my approach now? > > The following combination should work: > 1. one devcloud VM has one NAT nic + one host-only nic > 2. another one devcloud VM has one host-only nic, which uses the same > host-only network as above devcloud. > > The first devcloud VM acts as both mgt server and xen host, the second > one just as a xen host. > The changes need to make in both VMs: > In first devcloud VM, put xenbr0 on eth1(I assume it's the host-only > network), instead of eth0.
One more thing...: Need to join both vm1 and vm2 into a cluster with "xe pool-join" I'll have a try by myself at first, then give you a detailed instruction. > > > > > Thanks. > > > > Best regards, > > Rohit
