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  1. M

    How to backup MS Exchange properly

    Hello, how do you backup MS Exchange properly? This might be out-of-scope here but i dunno where else to ask. The VM based Backups are nice to have, but they are not consistent in the matter of the Exchange DB transaction log. Also such features as Mailbox/Mail Restore is (of course) not...
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    [SOLVED] How to rename pbs Backup Target Name

    Hello, how can i rename my backup target? It started as a test but is now live :) Content: /etc/pve/storage.cfg pbs: proxmox-backup-test datastore Backup-Cluster5a server 10.10.50.200 content backup .... When i change it to "pbs: proxmox-backup" in...
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    Problems with NAT/MASQ

    Solution seems to be: iptables -t raw -I PREROUTING 1 -i fwbr+ -j CT --zone 1 https://pve-user.pve.proxmox.narkive.com/1xw9toDr/nat-problems-with-pve-firewall
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    Problems with NAT/MASQ

    Hello, i have a Node with one physical nic. My Config is below. I have Problems with the Firewall. If i enable the Proxmox Firewall the VM Packets seem to never reach my NAT rule. In my external interface i just the the non-natted packet: tcpdump -i eno1 -n icmp tcpdump: verbose output...
  5. M

    Restore as clone

    Hello, can i restore a backup as clone somehow? Sometimes i want to test or look something up and it would be great if i cloud restore the Live system as copy/clone/id or something alike without touching the live system. Cheers, Michael
  6. M

    VM IO hickup when restarting ceph osds

    what do you think about those steps to perform a smooth upgrade/maintanance: 1.) set noout first 2.) change set the primary-affinity to 0 on the affected OSDs ( https://ceph.io/geen-categorie/ceph-primary-affinity/ ) 3.) do the maintanance (network changed, upgrades or whatever) 4.) change set...
  7. M

    VM IO hickup when restarting ceph osds

    Hello, i run proxmox with ceph. When doing maintance (like Updates, changes on the network, etc..) i somtimes need to restart the OSDs. There are no VMs on the Node where i do the Maintance. I think i read somewhere, that when you have replica/size 3, one file/block(?) is always the primary...
  8. M

    Rollback needs all IO ressources (ceph storage)

    Hello, my cluster struggles with IO if i rollback a VM. Is there a way to IO Limit Rollback (ceph storage)? Cheers, Mario
  9. M

    need hardware recommendation for 3 Node Cluster

    Hello, does someone have a nice hardware recommendation for a 3 Node Cluster. Right now we have such nodes: 1U Rackmount / Supermicro SuperServer 1019P-WTR 1x CPU Intel Xeon Silver 4114 10C - 2.2 GHz Intel Xeon Silver 4114, 2.20GHz, 10C/20T, LGA 3647, tray 6x Stk 16GB Samsung DDR4-2666 CL19...
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    LDAP User Auth with proxmox 6.1.7

    proxmox-ve: 6.1-2 (running kernel: 5.3.18-2-pve) pve-manager: 6.1-7 (running version: 6.1-7/13e58d5e) pve-kernel-helper: 6.1-6 pve-kernel-5.3: 6.1-5 pve-kernel-5.3.18-2-pve: 5.3.18-2 ceph: 14.2.9-pve1 ceph-fuse: 14.2.9-pve1 corosync: 3.0.3-pve1 criu: 3.11-3 glusterfs-client: 5.5-3 ifupdown...
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    LDAP User Auth with proxmox 6.1.7

    Hello, i am trying to user LDAP User auth (realm): The tcp connection itself works: root@cluster6-node02:~# telnet 192.168.150.7 7389 Trying 192.168.150.7... Connected to 192.168.150.7. Escape character is '^]'. If i try to auth at the login, i dont see the host/node asking my ldap server...
  12. M

    Ceph stuck at: objects misplaced (0.064%)

    Hello, i am running 5.4-15 with ceph and i am stuck here wirh 0.064% misplaced since days and i dunno why. root@node01:~ # ceph -s cluster: id: 251c937e-0b55-48c1-8f34-96e84e4023d4 health: HEALTH_WARN 1803/2799972 objects misplaced (0.064%) mon node02 is...
  13. M

    Ceph Octopus

    Snapshot based mirror will be awsome!
  14. M

    How to add a 2nd Corosync Link

    okay, thank you. i even added a 3rd ring now: root@cluster5-node02:~# /usr/sbin/corosync-cfgtool -s Printing link status. Local node ID 3 LINK ID 0 addr = 172.16.30.213 status: nodeid 1: link enabled:1 link connected:1 nodeid 2...
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    How to add a 2nd Corosync Link

    I did restart corosync on all nodes now. Now i am "only" left with link enabled:0 on nodeid 1: root@cluster5-node01:~# /usr/sbin/corosync-cfgtool -s Printing link status. Local node ID 1 LINK ID 0 addr = 172.16.30.212 status: nodeid 1: link enabled:1...
  16. M

    How to add a 2nd Corosync Link

    Feb 17 15:56:28 cluster5-node01 corosync[3077]: [KNET ] link: host: 3 link: 0 is down Feb 17 15:56:28 cluster5-node01 corosync[3077]: [KNET ] host: host: 3 (passive) best link: 0 (pri: 1) Feb 17 15:56:28 cluster5-node01 corosync[3077]: [KNET ] host: host: 3 has no active links Feb 17...
  17. M

    How to add a 2nd Corosync Link

    ssh cluster5-node01 "corosync-cfgtool -sb" Printing link status. Local node ID 1 LINK ID 0 addr = 172.16.30.212 status = 333 ssh cluster5-node02 "corosync-cfgtool -sb" Printing link status. Local node ID 3 LINK ID 0 addr = 172.16.30.213 status = 333 LINK...