IPv6 on ISCSI and Proxmox 8

I installed new proxmox node running pve8, and I have cluster of 5 nodes of pve7. I configured ISCSI and multipath to connect to my DELL MD 3820 I joined pve8 node to the cluster, it added and it show all disks on cluster normally but I see in the journal logs these erroras, I tried to disable IPv6 from interfaces using this post-up echo 1 > /proc/sys/net/ipv6/conf/eth0/disable_ipv6 but it did not…