In the past, I made a mistake : using the same 10G network to run proxmox cluster AND Ceph cluster. I know, that's bad practice.
Now, I'm trying to migrate corosync (aka pvecm) on a dedicated 1G link, recently added.
All my hosts are configured on a new subnet (10.152.13.0/24) and ping...
We're trying to setup a Supermicro X11SSW-F with X520-DA2 10Gbps NIC on a RSC-W-68-P riser card.
But the card isn't detected, not even shown on lspci output.
The motherboard is based on a C236 chipset but it doesn't seems really well detected. lspci shows :
00:00.0 Host bridge: Intel...
We just added 2 PVE 5.1 hosts into our 'old' 4.2 cluster in order to migrate and upgrade old nodes.
This old nodes are ipv4 only and new ones are dual-stacked (ipv4 & ipv6). We have setup a dedicated 10Gbps network between all nodes for DRBD replication. It would be great to use it for...
We just activate firewall on a Proxmox 4.4 installation.
We observed that proxmox automatically add a masquerade rule :
# iptables-save |grep MASQ
-A POSTROUTING -o vmbr0 -j MASQUERADE
So we need to delete this rule at every reboot or the VMs are seeing connections from the hypervisor...