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  1. vmbr0 suddenly stopped working on 2 nodes out of 3 Urgent request for help

    We have a productive cluster suddenly networking on vmbr0 stopped on 2 member nodes node 1 is ok. how to get this back to work ? any hints are welcome ! auto lo iface lo inet loopback iface enp69s0f0 inet manual mtu 9000 iface enp204s0f0 inet manual mtu 9000 iface...
  2. cannot migrate vm with local cd/dvd but i have NO local resources

    I have no glue why live migration is NOT possible, vm has NO local resources. any help is appreciated qm config 100 agent: 1 boot: order=scsi0;net0 cores: 2 memory: 16384 name: AD net0: virtio=E2:9D:97:20:F8:8F,bridge=vmbr0,firewall=1 numa: 0 onboot: 1 ostype: win8 parent: voruseranlegen...
  3. Desaster recovery of a ceph storage, urgent help needed

    Sorry for cross posting, but got no response to my original posting... Original post any help would be highly appreciated Gerhard
  4. Crushmap vanished after Networking error

    Hi I have a worst case, osd's in a 3 node cluster each 4 nvme's won't start we had a ip config change in public network, and mon's died so we managed mon's to come back with new ip's. corosync on 2 rings is fine, all 3 mon's are up osd's won't start how to get back to the pool, already...
  5. nvmedisk move to other slot

    Hi Followers, We made a mistake in physically placing nvme disks on our machine. currently 7 nvme per node, but all are tied to cpu#1 I search for a best practice to move half of them to disk-slots tied to cpu#2 my first approach from theory :) on each storage node: move.sh: (param: 1)...
  6. Ceph-iscsi howto ?

    Hi cant find ceph-iscsi for luminous in proxmox repros .... according to: http://docs.ceph.com/docs/master/rbd/iscsi-target-cli/
  7. cluster replication between two locations

    Hi Folks, I plan a proxmox cluster for a customer, he has a dedicated line between two location, but only 10 Mbit/s synchronous. vm's will be (windows ad terminalserver , exchange, m$-sql server) clients connect via rdp on Terminalserver . We want to setup a cluster on both sites , so in case...
  8. Container no Disk stats

    just running a sysbench within a container (debian9) Gui does not graph Disk I/O ! working fine for KVM (linux/windows) guests how to get these Stats ? back
  9. virtio disk driver windows2016 rate limited ?

    Hi Folks, Just migrated ceph totally to bluestore a test with windows2016 Server has good results, but i think limiting component is virtio driver! see also https://forum.proxmox.com/threads/virtio-ethernet-driver-speed-10gbite.35881/ concering Ethernet speed ... I see no "tunables" to...
  10. Migrating to bluestore now ? or later ?

    Hi Folks, shall i migrate from filestore to bluestore following this article ? http://docs.ceph.com/docs/master/rados/operations/bluestore-migration/ or wait for ceph 12.2.x ? currenty pve has 12.1.2 luminous rc ... but how long to wait ? any release plans for 12.2 ? regards
  11. recent update this morning breaks ceph

    Hi I installed v5 beta and then v5 release. i had no problems with updates so far, exept this morning. I scanned for new updates, and alot of ceph updates popped up.... i installed them on all 4 machines .. now i have no active mgr in gui, i suppose i shredded ceph completly.... osds an mons...
  12. proxmox gui datacenter Storage is twice ceph storage ?

    Hi Folks, Datacenter summary view ./. Ceph status view cat /etc/pve/storage.cfg dir: local path /var/lib/vz content iso,backup,vztmpl lvmthin: local-lvm thinpool data vgname pve content rootdir,images rbd: vmstorage monhost 192.168.100.141...
  13. node restart and automatically migrate VM's (HA)

    Hi Folks, I for any reason a Node will perform a (controlled) restart... no one of running VM's are migrated to best effort free node on cluster, even VM is in a HA group ! I think this is not the behavior intended by HA . am I wrong or may I have missed some vital information's ? regards...
  14. Virtio Ethernet Driver speed >10GbitE ?

    Hi Folks We have Mellanox with 56 GbitE , but I only can pass 10GigE to Vm's with virtio driver who to accomplish VFIO with kvm on proxmox 5 ? Driver may have this capability (SR-IOV) Capabilities: [9c] MSI-X: Enable+ Count=128 Masked- Vector table: BAR=0...
  15. template storage on ceph ? howto ?

    Hi Folks, I you have as only shared storage ceph on your cluster, how to accomplish templates on ceph ? I see no solution in documentation .... regards Gerhard
  16. Cluster restart (best practice)

    Hi Folks, I wonder not seeing any posts about this. Scenario: You update/dist-upgrade each node and need a restart because of kernel enhancements... I stop all vm's and containers on all nodes, and restart all nodes with reboot on cli in timely short sequenze ... this always cause some heavy...
  17. Proxmox V5 displays Beta after Upgrading from Beta2 to release!

    in web-gui: Virtual Environment 5.0-23/af4267bf BETA pveversion -v proxmox-ve: 5.0-15 (running kernel: 4.10.15-1-pve) pve-manager: 5.0-23 (running version: 5.0-23/af4267bf) pve-kernel-4.10.15-1-pve: 4.10.15-15 pve-kernel-4.10.11-1-pve: 4.10.11-9 libpve-http-server-perl: 2.0-5 lvm2...
  18. ceph performance 4node all NVMe 56GBit Ethernet

    Hi Folks, Whis performanche shoud i expect for this cluster ? are my settings ok ? 4 nodes: system: Supermicro 2028U-TN24R4T+ 2 port Mellanox connect x3pro 56Gbit 4 port intel 10GigE memory: 768 GBytes CPU DUAL Intel(R) Xeon(R) CPU E5-2690 v4 @ 2.60GHz ceph: 28 osds 24 Intel Nvme 2000GB...
  19. unexpected restart of node ?

    Hi Folks, I have a strange problem, Fresh install of 4.4 on 4 nodes all NVMe last morning and today a vm has been stopped automatically and migrated to next node I can't find errors in logs, how to debug this strange behavior ? Worst of all vm has a mysql instance as slave after second...
  20. ceph journaldisk multi partitions on NVMe nightmare

    Hi Folks, Just got my new cluster machines all NVMe I have one Journaldisk Fast NVMe with 1.5 TB you can not partion this on gui so i did this in cli... parted /dev/nvme0n1 mkpart journal01 1 250G mkpart journal02 250G 500G mkpart journal03 500G 750G mkpart journal04 750G 1000G mkpart...

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