Re: host alert

2019-11-05 Thread Munjo Jung
Hello Andrija, Thank you so much for your quick reply. And the issue has been solved. The root cause was DB error. There were a storage_pool and its related data duplicated on DB. after deleting storage pool id, kvm hosts have recovered their status 'up' from 'alert'. I also restarted libvirt and c

Re: host alert

2019-11-05 Thread Andrija Panic
Hi Before the steps below, I suggest (since your whole rack is affected...) to verify via telnet "telnet 8250" -that your mgmt server is reachable - confirm that there is no connectivity issue on IP level (firewall and such). Then, try the following: - stop cloudstack agent - restart libvirt (m

host alert

2019-11-05 Thread Munjo Jung
Hello, everyone, Please somebody help me or give me some advice to solve the problem of my private cloud below. cloudstack 4.8 on CentOS and KVM hosts are used in the cloud. cnode02 ~ cnode10 in Rack01 entered alert status and are not connected to the cloudstack-management server. [image: image.png