https://www.shapeblue.com/ceph-and-cloudstack-part-1/ (there are 3 parts...)
You should also read on the client-side caching, etc (on KVM hosts). Best, On Fri, 11 Jun 2021 at 14:16, Jeremy Hansen <jer...@skidrow.la> wrote: > Turns out my other two vm hosts didn’t have rbd/ceph libs installed. This > fixed my issue. > > -jeremy > > > On Jun 10, 2021, at 6:50 PM, Jeremy Hansen <jer...@skidrow.la> wrote: > > > > 2021-06-10 18:46:19,665 ERROR [kvm.storage.LibvirtStorageAdaptor] > (agentRequest-Handler-5:null) (logid:34e88890) Failed to create RBD storage > pool: org.libvirt.LibvirtException: failed to create the RBD IoCTX. Does > the pool 'rbd' exist?: No such file or directory > > 2021-06-10 18:46:19,666 ERROR [kvm.storage.LibvirtStorageAdaptor] > (agentRequest-Handler-5:null) (logid:34e88890) Failed to create the RBD > storage pool, cleaning up the libvirt secret > > > > I should mention that I’ve defined a Ceph RBD primary storage volume. > Disabling RBD allowed the vm hosts to rejoin the cluster, but I’d like to > understand what happened here as I plan on using Ceph RBD as my primary > storage. > > > > Thanks > > -jeremy > > > > > >> On Jun 10, 2021, at 6:45 PM, Jeremy Hansen <jer...@skidrow.la> wrote: > >> > >> > >> I removed all of my VMs and all volumes. I rebooted all the servers > involved in my cluster and now I see this: > >> > >> 2021-06-10 18:41:38,824 WARN [cloud.agent.Agent] > (agentRequest-Handler-2:null) (logid:4f4da278) Caught: > >> com.cloud.utils.exception.CloudRuntimeException: Failed to create > storage pool: a6768f2e-3e3c-3aad-938e-83a9efb6deab > >> at > com.cloud.hypervisor.kvm.storage.LibvirtStorageAdaptor.createStoragePool(LibvirtStorageAdaptor.java:645) > >> at > com.cloud.hypervisor.kvm.storage.KVMStoragePoolManager.createStoragePool(KVMStoragePoolManager.java:329) > >> at > com.cloud.hypervisor.kvm.storage.KVMStoragePoolManager.createStoragePool(KVMStoragePoolManager.java:323) > >> at > com.cloud.hypervisor.kvm.resource.wrapper.LibvirtModifyStoragePoolCommandWrapper.execute(LibvirtModifyStoragePoolCommandWrapper.java:42) > >> at > com.cloud.hypervisor.kvm.resource.wrapper.LibvirtModifyStoragePoolCommandWrapper.execute(LibvirtModifyStoragePoolCommandWrapper.java:35) > >> at > com.cloud.hypervisor.kvm.resource.wrapper.LibvirtRequestWrapper.execute(LibvirtRequestWrapper.java:78) > >> at > com.cloud.hypervisor.kvm.resource.LibvirtComputingResource.executeRequest(LibvirtComputingResource.java:1643) > >> at com.cloud.agent.Agent.processRequest(Agent.java:661) > >> at com.cloud.agent.Agent$AgentRequestHandler.doTask(Agent.java:1079) > >> at com.cloud.utils.nio.Task.call(Task.java:83) > >> at com.cloud.utils.nio.Task.call(Task.java:29) > >> at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264) > >> at > java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1128) > >> at > java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:628) > >> at java.base/java.lang.Thread.run(Thread.java:829) > >> > >> and too of my VM hosts are unable to connect. > >> > >> How do I resolve this situation? How did I lose a storage pool? > >> > >> Thanks > >> -jeremy > >> > >> > > > > -- Andrija Panić
