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    L2 loop?

    Hello, I have a cluster with SDN configured, EVPN for East/West communication and regular BGP towards external network elements. This was working fine for some time, but today I can't receive traffic from external network in a VM (ping to a public IP doesn't get an answer, even though the...
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    MAC learning/spoofing

    Hello!, is there any specific configuration on PVE to allow s VM to pass multiple MACs to a given port?. usecase would be having PVE over PVE with nested config, including networking (bridges and tagging).
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    [TUTORIAL] Template creation

    Hello!, You can find notes regarding creation of PVE templates from publicly available cloud images: https://iriarte.it/datacenter/2025/02/13/PVE-Cloud-Images.html Scope: - openSUSE Leap - Rocky Linux - Oracle Linux - Ubuntu - Debian
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    Proxmox Network Load Balancer?

    Thoughts?: https://bugzilla.proxmox.com/show_bug.cgi?id=6659
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    Ceph and multiple pools

    High!, Out of curiosity, how would you handle different Ceph based disk tiers or services?. Given a 4 node NVME only setup, when I'm in need of adding a cost effective backend in the form of Ceph and additional 4 nodes with mechanical disks for archival-like workloads, would you create a...
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    Removable disks

    Hi!, in PBS current state, is it possible to use USB disks in a similar way to tapes?. I would like to use a pool of media composed by disks, with PBS asking me to connect a given disk by ID/serial/label when needed and handling the rescue/rotation for me.
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    SMT and NUMA for Containers

    Hello!, I have a testing environment that's running different workloads. I need to setup a container with particular requirements: - Disable SMT - assign cores from NUMA node 1 (second CPU) - align memory assignment to memory directly connected to NUMA node 1 Given other workloads run on the...
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    xterm & selecting serial port

    Hello!, Is it possible to select the desired port for xterm to connect to on a VM that has more that one serial port?
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    PVE as FreeIPA client

    Hello!, We add all our Linux machines under FreeIPA administration (+AD trust) and would like to include over hosts too to achieve: - no root password is shared to admins - named users are always used - password expiration is handled centrally - HBAC managed centrally - sudoers managed...
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    Limit hosts on which a VM can run

    Would it be possible to limit any given VM to a subset of nodes in a cluster?. Use case: - I have a 4 node cluster, which run Ceph as a storage layer - I need to run VMs equivalent to 1 physical node with Windows Server - I will license 2 nodes for Windows Server (node1 & node2) - I want to...
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    Enabling Firewall

    Hello!, I have a cluster up & running, with several network interface, EVPN/VXLAN, external BGP peering and Ceph. Now I would like to enable PVE firewall to manage filtering. Given a complex network environment already built, I'm worried about breaking the cluster beyond repair activating the...
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    DCM & SDN/EVPN

    Hello! I wonder if anybody deployed Datacenter Manager connected to a SDN overlay segment. I'm having issues connecting virtual machines & hosts via an external node doing the leaking. EVPN/EVPN overlay BGP peering to a firewall Firewall interconnecting VLAN based segments on the switch with...
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    [SOLVED] Management plan vs VM on overlay

    Hello!, I'm trying to integrate PVE via OIDC to a Keycloak server. The thing is, the server is running as a VM on top of the same cluster and is a client of a EVPN/VXLAN VNI/Subnet. Even though the anycast GW is attached to a VRF, the traffic originated from the Management plane seems to exit...
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    eBGP & ASN

    Hello!, I'm trying to cobble together the configuration for a North/South integration of a Proxmox cluster running EVPN/VXLAN overlay. So far it's a very poor collage of forum posts spanning 2021 to 2024. My understanding is I can have an external router peering towards 4 servers, all of them...
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    No HA?

    Hello! On a new PVE 8.3 testing cluster: - 4 nodes - Ceph * 4 nodes with OSD * 3 nodes with managers & monitors * Dedicated corosync VLANs on management bond (2*10GbE) * Separate bonds for Ceph Access, Ceph Replica and VM traffic I mistakenly rebooted a node without moving the VMs beforehand...
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    Switches as exit nodes?

    hi!, I'm planning to implement another PVE solution, this time a more capabilities on the SDN front. I'm reading about the "exit on the host" option and I'm not clear about what does it mean for management vs workload traffic isolation. Reading also than an external node is recommended for...
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    Nested virtualization: ESXi 8.0 running on PVE 8

    In case anybody is looking for an easy way to run ESXi on PVE: https://iriarte.it/homelab/2023/09/05/esxi-on-proxmox-as-nested-hypervisor.html
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    non ZFS VM storage

    Hello!, I've used ZFS data stores in the past with plain SAS HBAs before and have been pretty happy with it, handling protection & compression. For a given setup, I have: - OS boot: LSI SAS HBA + 1 x KINGSTON SA400S3 + 1 x SanDisk SD5SB2-1 + ZFS Mirror. - Datastore storage: RAID controller...
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    PBS as a VM

    Hello!, As part of a little lab, I have two PVE servers that I would like to setup in a 2-nodes cluster. I have a third node that has a lot of resources that would be probably wasted with PBS (it's similar to the first two nodes). Anyhow, with PVE or PBS, I plan to run QDevice on the third node...
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    Amazon Linux 2

    Hello!, Anybody tested the qcow2 Amazon Linux 2 image?, they seem to be prepared to use cloud-init but doesn't seem to work as is with Proxmox 7. There's a seed.iso they provide and you should adjust by hand, but would like to use the stock cloud-init support in PVE. Ref...