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    cluster at hetzner, 4 nodes

    We have rented 4 hosts (AX101) to set up a proxmox lab, three nodes will be pve hosts and one will be used as storage (nfs or iscsi). One of the pve hosts has two public ip's, to mount a vm with vyos to use it as vpn. I had thought of using 3 Hetzner vSwitches, for corosync, lan and storage...
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    restore vm backup from cluster version 7 to another cluster with version 6

    We have several clusters with different versions pve6 and pve7, but for production reasons we have not yet been able to upgrade everything to version 7. We have encountered the problem that we can not import a backup of a vm from a host with version pve7 on a host with version pve6.4. We get...
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    Use of memory ballooning for pruduction environment

    Hi promox, I have previously managed virtualization environments with hyper-v and VMware. In these I always had as a recommendation or good practice not to use ballooning memory as much as possible in production environments. We only used it for test environments or when the host was very...
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    Can't expand debian9 kvm vm disk

    Hello colleagues, I'm making a vm to use it later as a template, but I have a little problem, it doesn't let me expand the disk. In Proxmox VE everything goes fine, but in the system it doesn't do anything. It is a debian 9.3, this is what I do: root@debian:/home/debian# lsblk NAME...
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    PVE is using all swap with lot of RAM available

    We have several nodes, where swap consumption is high, but they have a lot of free ram. If I do a: swapoff -a && swapon -a, it frees correctly but after a few days the problem returns. To what point is this normal?
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    web-gui does not load directory content

    Good morning, I have a problem that I've been thinking about lately and I can't find a solution. I am backing up my pve nodes to a S3 bucket, in fact I mount the bucket with s3fs, in a directory. It has its entry in /etc/fstab. In the console it works perfectly, the bucket is mounted and I...
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    corosyn network in a vlan?

    Hello, We are going to set up a cluster of 6 hosts and we have in each of them a bond with two gigabit interfaces. We were planning to use another nic, for the corosync network, but we have had an error when ordering the nics and they don't work (low profile instead of high profile). Is it...
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    corosyn error on syslog

    Hi, We have a cluster with 10 nodes, all of them with the version 6.2-12 and in two nodes we have observed that these messages appear in the syslog: Dec 28 18:51:01 pve10 corosync[19393]: [TOTEM ] Retransmit List: 5fcf43 Dec 28 18:51:01 pve10 corosync[19393]: [TOTEM ] Retransmit List...
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