Re: [ceph-users] nova instance cannot boot after remove cache tier--help

2016-02-12 Thread Квапил , Андрей
Good news, while I wrote the previous letter I found the solution, to recovery back my vm's: ceph osd tier remove cold-storage I've been thinking how it can affect what happened. But I still do not understand why overlay option has so strange behavior. I know that overlay option sets overlay

Re: [ceph-users] nova instance cannot boot after remove cache tier--help

2016-02-12 Thread Квапил , Андрей
Hi, at this night I had same issue on Hammer LTS. I think that this is a ceph bug. My history: Ceph version: 0.94.5 (9764da52395923e0b32908d83a9f7304401fee43) Distro: Debian 7 (Proxmox 3.4) Kernel: 2.6.32-39-pve We have 9x 6TB SAS Drives in main pool and 6x 128GB PCIe SSD in cache pool on 3

[ceph-users] nova instance cannot boot after remove cache tier--help

2015-09-25 Thread Xiangyu (Raijin, BP&IT Dept)
Hi, I have a ceph cluster as the nova backend storage, and I enabled the cache tier with readonly cache-mode for the nova_pool, now the nova instance cannot boot after remove the nova_pool cache tier, The instance show the error is "boot failed:not a bootable disk" I used the below command to