zpool

  1. T

    Error COMRESET failed (errno=-16) when installing Proxmox

    Hi everyone ! I made a fresh Proxmox install yesterday. The system is installed on a SSD, no issue here. After that i created a mirrored Zpool (Raid1) with 2x 1To HDD (a Toshiba and a brand new WD). When creating the zpool, it failed and the error ata6: COMRESET failed (errno=-16) appears. The...
  2. J

    zpool size problem

    Hello, I have two 1.7T hard drives each that I added to a pool named DD23. In the Shell this gives me: DD2 3.48T which is ok. But when I go to the Promox interface to add my storage, it is at 1.69T as if it only sees a hard drive. Do you know why? thank you so much
  3. P

    ZFS: howto add 'new' HDD & transfer data from old one

    Hi guys Fairly new to Proxmox/basic linux knowledge, and a little time ago I've managed to create a zpool (raidz1 raidz0) with a HDD (testdisk, 1TB) to be fully used as storage for a container and to be shared on the network. System, LXC's and VM's are on a SSD (rpool) To get this working it...
  4. B

    Zpool attach new disk as master / recovery

    I had a mirrored zfs pool called "wd" with two disks: sda and sdb on a proxmox. To expand the disk, I detached sdb, added a new disk, sdc. Resilvered it and detached the remaining old disk sda. Unfortunately I messed up and now I would like to have my old two disks sda and sdb running again...
  5. C

    [SOLVED] Zpools not mounting on boot

    Hello! I had a problem with dirs which didn't mount on boot. This is fixed. Now, since a couple weeks I have mounting problems with 2 zpools: BLACK and TANK. At the moment I do it manually: zfs mount -a -Oafter every reboot... I am on the newest pve 6. Can anyone relate or give me advice how...
  6. Toxik

    Recommended ZFS pool setup?

    Hi, I want to use an HPE Microserver for Proxmox. It can take 5 drives. I want Proxmox and my VMs on a ZFS pool with redundancy. In my understanding I could create a rpool like the following and use mirror-0 for Proxmox and raidz1-0 for the VMs: rpool mirror-0 ssd1-256GB ssd2-256GB...
  7. I

    zpool export/import "by id" on live raid SSD

    Hello I've built my zpool to use disk assignment (/dev/sda etc) I've now after setup and proxmox is live with lxc's and kvm on the disks, read and experienced that this is a bad move and that I should have used /dev/disk/by-id/ instead. Does anyone know how to convert an existing raid zpool...
  8. P

    Trouble with zfs not showing all available space in proxmox

    I just recently upgraded the drives in my zfs pool, and while in the shell zpool shows correct amount of available space (about 11tb 4x4tb in raidz2). Promox is only showing just under 7tb worth of available space in the pool. Is there a way to refresh this or reset it? Because now my virtual...
  9. J

    VM Backup/restore plan with zfs disks

    Hey folks, I have a little R410 with Proxmox 5.3 and 4 4TB spinners in a ZFS striped mirror config. There is currently only 1 Server 2016 VM running, and it is basically only acting as a fileserver. I thought that the 4 spinners in a striped mirror configuration would perform much better than...
  10. S

    Mismatch between Storage (GUI) and zpool list (CLI)

    Hi all, The output I get from the web interface under Datacenter > Summary > Storage is different from the one I get running zpool list from the CLI. Could anyone please explain this? root@pve01:~# !489 zpool list NAME SIZE ALLOC FREE EXPANDSZ FRAG CAP DEDUP HEALTH ALTROOT...
  11. D

    Expanding ZFS root file system

    Hi there. I have a Proxmox installation that I installed on a ZFS zpool. The zpool was configured with the Proxmox installation and consists of two mirrored 500 GB SSDs, like this: NAME STATE READ WRITE CKSUM rpool ONLINE 0 0 0 mirror-0...
  12. E

    zpool errors: Permanent errors have been detected in the following files:

    Hi Everybody. I have been using proxmox for about 3 years. I have about 40 proxmox dedicated servers I've created about 400 virtual servers in these 40 servers and i had no problems. I started to see errors in some of the proxmox servers last week ZFS mirror 1 two SSD Disk. and i tried...
  13. Y

    Manually create ZFS pool / tuning

    Hello, if i have to create a ZFS pool on a couple of SATA HD or SSD now i use: zpool create -f -o ashift=12 rpool mirror /dev/sda /dev/sdb Question: is it correct or have i to add some ZFS tuning option like "compression=on" to have best I/O performance ? Thanks
  14. G

    ZFS Slow boot due to many VDEVs

    Hi everyone, I have 8 VDEVs on my proxmox server, I have had to resort to delay boot via /etc/default/zfs params in order for my system to boot properly. I'm looking to enable these: #ZPOOL_IMPORT_OPTS="-c /etc/zfs/zpool.cache" #ZPOOL_CACHE="" Has anyone here enabled these settings? If so...
  15. N

    ZFS boot issue

    Hello, we have a proxmox 5 and made an upgrade. the boot is on 2 disk raidz10 and we have other disk for ceph. the machine has rebooted and entered in "grub rescue". we load a live cd and execute the following commands: zpool list zpool list import -rpool That probably means that the...
  16. Denny Fuchs

    Move rpool (raidz1) to smaller disks

    Hello, we have to migrate a rpool on a raidz, to smaller disks and asking for the best way. At the moment we use 2 x Crucial M550 1TB (953.9GB) disks and want to switch to 2 x Samsung 960 1TB (894.3GB). The Samsungs are slightly smaller, so we can't just replace them. The next problem is, that...
  17. C

    2 Different PVE Versions; 2 Different File Systems on 2 Different Drives, But Same PVE Failures

    4 months ago I installed PVE v4.4 on an eXT4 filesystem SSD. I put about 10 different containers on it and was the only user. I didn't use ceph or HA, and I had no other clusters--it was just one node with about 10 different LXCs. All containers were under 50% usage in their allotted storage...
  18. S

    Zpool gone after upgrade to 5.1?

    Hi! I am relatively new to proxmox, but I need to post a question. running proxmox prior the upgrade to 5.1 I have a zpool running of 4 4TB disks. after the update, upgrade and dist-upgrade. I can no longer mount of dins the zpool at all. Al I get is a "could not activate storage 'rpool', zfs...
  19. M

    [SOLVED] zfs: cannot import rpool after reboot

    Hey guys! Did an update last night: apt-get update apt-get dist-upgrade after that, ZFS wanted a zpool upgrade -a which required a reboot. But after the reboot, i was stuck at busybox: i tried: zpool import -c /etc/zfs/zpool.cache -N rpool exit and it worked. Than i performed the zpool...
  20. F

    migration eines bestehenden zfs pools in neue Proxmox Umgebung.

    Hallo zusammen, ich bin im Besitz eines HP MicroServer Gen8 mit 4x 3TB HDD als Z1 ZFS Raid laufend unter Ubuntu 16 auf einem USB Stick. pool: zfspool state: ONLINE scan: scrub repaired 0 in 12h11m with 0 errors on Sun Sep 10 12:35:05 2017 config: NAME...

About

The Proxmox community has been around for many years and offers help and support for Proxmox VE, Proxmox Backup Server, and Proxmox Mail Gateway.
We think our community is one of the best thanks to people like you!

Get your subscription!

The Proxmox team works very hard to make sure you are running the best software and getting stable updates and security enhancements, as well as quick enterprise support. Tens of thousands of happy customers have a Proxmox subscription. Get yours easily in our online shop.

Buy now!