iscsi

  1. T

    LVM-Thin on iSCSI - how to configure it?

    Ho do I define LVM-Thin storage on iSCSI? Can this be done in GUI?
  2. S

    Shared Storage for a PVE Cluster

    We are proving a proposal to a client and would like to recommend the best option to have shared storage for their cluster(s). I have been looking through the forum during the past couple of days and found several threads on this topic. Unfortunately, I have not determined that the most...
  3. J

    iSCSI message

    Hi everyone! Sorry for the question... I configured iSCSI and delivered a LUN through 2 network cables (two Storage controllers). Apparently everything is working, as shown in the output of the command "multipath -ll" 3600d023100033f6f4b98cce0168a4056 dm-19 IFT,DS 1000 Series size=50G...
  4. U

    [SOLVED] iscsiadm not reading /etc/iscsi/iscsid.conf

    I'm putting this here so that others don't make the same mistake. In PVE's GUI, the iSCSI plugin (Datacenter > Storage > Add > iSCSI) doesn't offer a parameter to configure the username/password for Mutual CHAP authentication. I added the credentials to /etc/iscsi/iscsid.conf and tested with...
  5. T

    Choosing a storage type for LXC containers in an HA cluster

    Hello there, I've been experimenting with the Proxmox HA stack in my lab for the last few months, but I'm now at a point where I need some advice on how to move forward. For reference, I'm running a small homelab with mostly consumer-grade hardware/used server stuff from a few years back. My...
  6. R

    ZFS over iSCSI using FreeNAS

    Hello. I would like to know if anyone has been able to find a way to use ZFS over iSCSI with FreeNAS. I know that FreeNAS has switched from istgt to ctld and there is no support for ctld in Proxmox. Any ideas how this can be done? Thank you.
  7. U

    ZFS via iSCSI using LIO/targetcli

    Hi, If I see it right, proxmox currently (5.1) does not really support ZFS via iSCSI on up to date versions of Linux. "Linux" support for ZFS over iSCSI found in proxmox today means "IET", which has been deprecated for quite a while unfortunately. I've looked into how IET support has been...
  8. P

    Add storage to VM (iSCSI)

    Hi, I just started with virtualization a few weeks ago. I have got an Ubuntu VM running in Proxmox and I have added an iSCSI disk (created on my Synology NAS). I'm trying to understand the concept of iSCSI, LUN, LVM etc. I can see the iSCSI disk in my vm as /dev/sdb, can I just mount this disk...
  9. J

    Serious performance and stability problems with Dell Equallogic storage

    Hello, some time ago we switched from vmware to proxmox. Everything was smooth and fine at the beginning and we were very happy. But these days, we have about 120 VMs connected via iSCSI to the network storage that consist of two Dell PSM4110XS. For partitioning we use shared LVM. This type of...
  10. S

    Compellent and Proxmox 5.1-4

    Hello Guys I have two nodes with Proxmox 5.1-4 and the following situation happens: When add the Storage Compellent SC2020 iSCSI add the Portal IP the nodes show a sign of ? over the iSCSI Storage and five minutes later only one node is visible in the cluster. I add the two Domain of...
  11. C

    Iscsi storage lost and HA issue

    Hi guys, I recently built a Proxmox 5.1 cluster, with 5 identical HP servers. Alls theses servers are connected throught ISCSI to a storage bay, with a multipath configuration. Everything is running great, but I wanted to test several scenarios, and had an issue on the following one : What...
  12. C

    iSCSI Login negotiation failed

    Hi, We are using a ReadyNAS storage device from Netgear, which is running a Linux Kernel using the LIO iSCSI target. We are experiencing the following messages on the Netgear storage device which are logged permanently in an interval of 10 seconds: Jan 28 19:43:42 Storage01 kernel: rx_data...
  13. 9

    iSCSI format qcow2

    Hi. I want to make a VM with format qcow2 in a iSCSI target. I found in tutorials that is possible make a file system to the iscsi device,and the select qcow2 (to make snapshot possible) when creating the VM. But, i dont find how do this... how make a qcow2 format to a VM in a iSCSI target with...
  14. M

    Configuring shared storage

    I have already a cluster of 3 nodes and I would like to enable proper VM Live migration, i.e. unnoticeable downtime. Right now I have my VMs using local-lvm (LVM-thin) and therefore live migration is not allowed (you can use --with-local-disks but there's noticeable downtime). Could anyone...
  15. K

    [SOLVED] Estremely poor performance I/O performance after upgrade

    Hi guys, I am struggling since 4.4-12 to 5.1-36 upgrade (to be fair it's a new deploy) due to terrible I/O performances via iSCSI (but after some testing also NFS seems affected). The problem doesn't always show up, but I have been able to reproduce it in this manner: VM just booted up with...
  16. M

    Proxmox 5.1 Wiki passthrough tape iscsi (solved)

    Hallo, ich möchte mit Proxmox 5.1 gern LTO7 Laufwerke an eine Windows VM durchreichen. Wie unter: https://pve.proxmox.com/wiki/Tape_Drives#Installing_from_an_adapted_deb_packages_of_scst_3.1.x_for_Debian_Jessie_8.x_.28Preferred_method_and_recommended.29 beschrieben. Leider kann ich nicht...
  17. L

    iSCSI Shared Storage Resize whilst system still live

    Morning, I have successfully resize shared storage before on Proxmox BEFORE my cluster went to host many production servers. I need to expand my shared storage again and run pvresize, is this safe to do whilst VM's are still running? If not, could I live migrate all VMs to one host, resize...
  18. M

    iSCSI - Lost Coennection

    Hi I have Proxmox VE 5.0-32 and working fine, but I have two isssue. First Issue: I create a iSCSI service in FreeNAS-11.0-U4, with two network interfaces (192.168.50.15, 192.168.60.15) The iSCSI LVM partition works perfectly and is in full use, but every 10 seconds, that message appears in...
  19. R

    iSCSI help required

    using san storage with iscsi multipath, connected 3 storage drives after removing one volume, i am continuously receiving following error.. restarted multipath services but still same error. i think it should resolve after restarting iscsi service or rebooting host server, but i need a solution...
  20. P

    ISCSI SETUP NOT WORKING - duplicate uuids

    I have tried to create a LUN multiple times, following this thread (except not allowing the ISCSI target to be reach directly, and setting up LVM through the GUI). Every time I try, I end up with duplication uuids, as below from pvesm status command: <snip> WARNING: Not using lvmetad...

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