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  1. Tapio Lehtonen

    vzdump backups to CIFS -mounted storage sometimes fail for large backups

    # pveversion pve-manager/6.4-4/337d6701 (running kernel: 5.4.106-1-pve) I keep getting errors when backing up to CIFS mounted storage. This on dedicated host rented from Hetzner. # cat /etc/pve/storage.cfg dir: local path /var/lib/vz content vztmpl,iso shared 0 zfspool...
  2. Tapio Lehtonen

    Sending e-mail from Proxmox to guest fails, Connection timed out

    This used to work, but stopped working on Thursday morning when I rebooted host (and guests). Now mails stay in mailq. I can send e-mails to GMail, though. So port 25 is open to Internet but maybe it is closed between host and guest? I can ping guests. Telnet to guest port 25 outputs "Trying...
  3. Tapio Lehtonen

    Packet loss on some guests

    Recently installed Proxmox VE 6.3. Two guests work OK, two have > 50 % packet loss so not really useful. I can not understand what is wrong with the two problem hosts. Both of them I moved today from Proxmox 5.4-15, dumped and restored on this newer proxmox. Of the two working hosts one I...
  4. Tapio Lehtonen

    Proxmox on top of Debian 10, lvmthin for data?

    On Hetzner dedicated server I installed Debian 10 using installimage, and then apt-get install proxmox-ve per Hetzner instructions Now /var/lib/vz is on root partition, which is small and most of the NVMe disk is unused. root@hetrauta ~ # pveversion pve-manager/6.3-3/eee5f901 (running kernel...
  5. Tapio Lehtonen

    ZFS type does not allow backup storage

    I try to add ZFS storage, and want to write backups there. But only allowed contents are Disk Image and Container. Where do I put the backups? cat /etc/pve/storage.cfg dir: local path /var/lib/vz content snippets,vztmpl,images,backup,rootdir maxfiles 0 shared 0 zfspool: vmpool...
  6. Tapio Lehtonen

    Problem with OVH ZFZ install

    How have you OVH users installed proxmox 5 ZFS? I tried the installation model provided by ovh.com, but although it offers possibility to customize partitions, it ignores the size I give and uses all of disk for the ZFS rpool (except UEFI partion and a third small partition for something)...
  7. Tapio Lehtonen

    VM does not get net when host boots

    I rebooted Proxmox server with 12 VMs. Guests that run only name service or otherwise small hosts booted up OK, but bigger hosts with database, web server and e-mail booted up with no network settings and services down. I logged into each from console and started network with ifup, then started...
  8. Tapio Lehtonen

    Start failed: command /usr/bin/kvm

    Fresh installed Proxmox 5.2 from OVH Hosting provided image. Starting the created VM fails, VM/CT 100 Console Error: Failed to run vncproxy VM 100 - Start Error: start failed: command '/usr/bin/kvm -id 10 -name ..... I created that VM with all defaults. root@rautaantenni:~# pveversion -v...
  9. Tapio Lehtonen

    Fake LE Intermediate X1

    Fresh installed Proxmox 5.2. I did not notice the GUI had button for Certificates, so followed Let's Encrypt instructions in the wiki: https://pve.proxmox.com/wiki/Certificate_Management Seems I managed to create certificate first with the staging server, and now I can not figure out how to...
  10. Tapio Lehtonen

    Getting new host, how to use SSD disk?

    The OVH host currently used has gotten too slow in the disk department. I plan to get a new host with SSD or NVMe disks and ZFS file system for Proxmox 5.2. But I'm hesitant on how to use the non-rotating disk. Current host with Proxmox 4.4, same as the below new host except no SSD disks and...
  11. Tapio Lehtonen

    Very low fsync by pveperf

    I tested pveperf on OVH Mini HG host: Base Board Information Manufacturer: Intel Corporation Product Name: S2600CW root@rauta:~# lspci | grep SATA 00:11.4 SATA controller: Intel Corporation C610/X99 series chipset sSATA Controller [AHCI mode] (rev 05) 00:1f.2 SATA controller...
  12. Tapio Lehtonen

    cannot add to 'rpool': one or more devices is currently unavailable

    I'm trying to add ZIL to ZFS, but it fails with error message in topic. root@pve:~# zpool status -v pool: rpool state: ONLINE scan: none requested config: NAME STATE READ WRITE CKSUM rpool ONLINE 0 0 0 mirror-0 ONLINE 0 0 0...
  13. Tapio Lehtonen

    proxmox-ve: not correctly installed

    I have recently installed Proxmox 4.3 from .iso file downloaded. I happened to notice pveversion says proxmox-ve is not correctly installed. Everything seems to work OK, so I am confused what is wrong. root@rauta:~# pveversion -v | head proxmox-ve: not correctly installed (running kernel...
  14. Tapio Lehtonen

    How to migrate virtual hosts from proxmox 2 to proxmox 3?

    I have two hosts, older running proxmox 2 and new where I installed proxmox 3. I plan to get rid of the old host once all virtual hosts are successfully running on the new.I can take hosts offline, so live migration is not needed. I managed to sort of get one virtual host moved to the new host...
  15. Tapio Lehtonen

    apt-get install wants to remove essential packages

    Have I messed up my proxmox 3.1 installation? Trying to install some packages makes APT wantto remove packages that seem quite essential. I did install several other packages, they installednicely without side effects. # apt-get install netcat-openbsd Reading package lists... Done Building...

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