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  1. ssaman

    Node aus CEPH und Cluster entfernen

    Hallo zusammen, wir sind gerade dabei unseren Cluster Stück für Stück abzubauen. Es ist ein 5 Node-Cluster. Davon wollen wir 2 entfernen. Bisher haben wir keine Erfahrung mit der Entfernung von Nodes, deshalb wollten wir auf Nummer sicher gehen und fragen hier nach. Wir würden wie folgt...
  2. ssaman

    Bandwidth very low - 2,3 MB/sec

    Hello together, we have a big problem with our ceph configuration. Since 2 weeks the Bandwidth dropped extreme low. Has anybody an idea how we can fix this?
  3. ssaman

    slow requests are blocked - very slow VMs

    Hi all, since today, we have an issue with our proxmox / ceph. We already activated ceph balancer I hope someone can help us.
  4. ssaman

    [SOLVED] can't remove VM - storage does not exists

    Hello there, I am trying to remove a leftover Testing-VM. I get this message: We already removed this ceph storage. We don't know how to securly remove this VM. Maybe it would be enough to remove /etc/pve/qemu-server/<VMID>.conf Thank you and best regard.
  5. ssaman

    [SOLVED] Ceph Health - backfillfull / OSDs marked as out and down

    Hello proxmox community, today we noticed our heath error with the message: HEALTH_ERR 1 backfillfull osd(s); 1 nearfull osd(s); 1 pool(s) backfillfull; Degraded data redundancy: 99961/8029671 objects degraded (1.245%), 19 pgs degraded, 19 pgs undersized; Degraded data redundancy (low space)...
  6. ssaman

    [SOLVED] Ceph Health Warning

    Current state: Background: we had a wrong calculated pool for node1. after we added two nodes to the cluster. We created a new pool with those settings you see. After that, we moved all VM-Disks to the new pool and destoreyed the old one. Sadly we have now this warning. I hope someone can...
  7. ssaman

    can't start cman

    Today we noticed that one of our nodes stopped cman from nothing. it fails to start again: # /etc/init.d/cman start Starting cluster: Checking if cluster has been disabled at boot... [ OK ] Checking Network Manager... [ OK ] Global setup... [ OK ] Loading kernel modules... [...
  8. ssaman

    Update instruction for Proxmox/Ceph 4.4(jewel) to 5.x (luminous)

    Hello Proxmox Support, we want to safe upgrade our system to the newest version. The challenge ist to upgrade 5 nodes at once with the smallest downtime. We are afraid that something may go wrong. we have over 30 Server that are all running. we also read that there is a new (blue)storage. So...
  9. ssaman

    Calculating Journal Size - ceph

    Hello Support, we wonder how we could calculate the journal size. in the documentation we found this: "osd journal size = 2 * expected throughput * filestore max sync interval" we have a server with 16 Slots. Currently we have a 1TB SSD and 6 HDDs. 2 of the HDDs are used for the System. At...
  10. ssaman

    [SOLVED] KVM Guest - Network Issues

    Hello, We have set up an proxmox cluster with 5 nodes by Hetzner. After we installed the first VM we had our first issue that we could not ping all Servers. The strange point is that we can ping some IPs and some not. for Example. We can ping: 8.8.8.8 213.133.98.98 we can ping our gateway...
  11. ssaman

    DRBD9 (8.9) dual-primary mode - Proxmox (4.x) Jessie (8.2)

    Hi, is it possible to run drbd "9" in dual-primary mode or does it already use it? if i run drbdmanage list-nodes it shows at my first node +--------------------------------------------------------------------------------------------+ | Name | Pool Size | Pool Free | Site |...
  12. ssaman

    Proxmox 4.x Jessie 8.2 - drbd global_common.conf

    Hello, I have a problem, when i try to execute. drbdadm create-md res-node1 i get this output drbd.d/res-node2.res:1: conflicting use of resource section 'res-node1' ... drbd.d/res-node1.res:1: resource section 'res-node1' first used here. my global_common.conf looks like this similar to...
  13. ssaman

    Proxmox 4.x Clean installation 8.2 Jessie - dpkg error

    Hello, We are trying to install Proxmox 4 like in "wiki/Install_Proxmox_VE_on_Debian_Jessie" and have a problem to install apt install proxmox-ve ntp ssh postfix ksm-control-daemon open-iscsi this is our output: Job for pve-cluster.service failed. See 'systemctl status pve-cluster.service'...
  14. ssaman

    Proxmox 4 quorum tow node cluster

    Hello, I've some issues.. 1. after I installed Proxomox 4 and logged into the webinterface, I can choose between my two nodes. When I click on the second node the "login" popup appears again and again every 2-3 seconds, this happens all the time until I restart the browser session. 2. I'm...

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