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hi Firebat, i think this can help you: https://forum.proxmox.com/threads/nfs-multipath-or-at-least-failover.69493/

I have lvm over iscsi, i can't snapshot at LVM layer, but when backup the snapshot is at virtualization layer as aaron said; so backup are consistent.

remember to install Qemu Guest Agent for snapshot the VM disk on the virtualization layer... ;)

I don't think that proxmox with LVM support snapshot... https://pve.proxmox.com/wiki/Storage:_LVM

remember that if you use proxmox 6 or more for multipath configuration you need to adjust multipath.conf https://forum.proxmox.com/threads/multipath-iscsi-dev-mapper-device-is-not-created-proxmox-6.57272/#post-264048

https://pve.proxmox.com/wiki/ISCSI_Multipath

if you use more of one network adapter for iscsi you need to configure multipath.......

how many network adapter you have for iscsi??

in 6.x version of proxmox the multipath configuration is change..... this is mine: defaults { find_multipaths no polling_interval 2 path_selector "round-robin 0" path_grouping_policy multibus uid_attribute ID_SERIAL...

hi, i'm testing PBS, and i have same test Virtual Machine. if the virtual machine is shutdown i see that the backup is full, if the virtual machine is start the backup use incremental mode (dirty-bitmap).... Is this correct???

great news!!

a good start point can be this: https://icicimov.github.io/blog/virtualization/Adding-iSCSI-shared-volume-to-Proxmox-to-support-Live-Migration/

Hi saphirblanc, after you have mount Iscsi Lun, add a LVM on it by GUI. Remember to select the "shared" options.

hi saphirplanc, you can mount multiple ISCSI LUN on an host. But if You use in a Cluster, you have to use LVM over iscsi for multiple access. So you don't have data corruption.

https://vmpete.com/2011/09/06/using-the-dell-equallogic-hit-for-linux/

https://www.dell.com/community/EqualLogic/Caution-conditions-TCP-retransmittions/td-p/4682674 maybe this ca help you....

Hi Danilo, but you have only "tcp retrasmissions" message, or you have other problem? Like slow performance or other????

hi Danilo, proxmox is debian based, so i think you can search in this way....

https://forum.proxmox.com/threads/proxmox-synology-iscsi-mulitpath.66704/ https://forum.proxmox.com/threads/multipath-iscsi-dev-mapper-device-is-not-created-proxmox-6.57272/#post-264048 for reference

if this can help you, thi is mine: defaults { find_multipaths no polling_interval 2 path_selector "round-robin 0" path_grouping_policy multibus uid_attribute ID_SERIAL rr_min_io 100 failback...