hyperthreading enabled - does it hurt when with total of vCPU > total...
Hi,I'm new to Proxmox. I have a question now, wish your help I'm about to build a dual processor computer with total 12 physical cores with hyper-threading (so it has 24 logical cores). I want to use...
View ArticleLXC nested doesn't work in Proxmx 4 beta 1 (problem with Cgroups)
Hello, I'm testing new Promox 4 beta 1 and I have problems with running nested LXC and Docker in Proxmox LXC Ubuntu 14.04/Debian 8 container. File /usr/share/lxc/config/ubuntu.common.conf uncommented...
View Articleproxmox cluster 2 nodes how to remove one node and use only one
hi i just bought a new server and want to migrate all vm from old to new... so i have created a cluster with 2 nodes (no HA) and migrated the VMs with GUI. Now i need to remove the old server and want...
View ArticleResize zfs partition
Hi All! I install proxmox with zfs(raid1). How i can resize root fs? I need to create partition for drbd. I'm newbie, so don't criticise
View ArticleVPS is randomly crashing without "warning" before
Hi there, I'm using Proxmox to get some VPS which are running Debian 7.8 with LAMP. Now for any reason, I don't get why, these boxes are freezing randomly. If they do I can not connect via SSH. All...
View ArticleTemplate and backing on different storage?
Hello, people. :) First: My setup. 6 proxmox 3.4 servers in cluster - fast but small local storage. (ssd) Fileserver (shared storage) large, but slower on NFS. Single GBit network Intending to run 30...
View ArticleNUMA and CPU hotplugging - best practices
Hi,We have a dual socket Xeon E5-2620v2 based server running proxmox 3.4-6 with HT, 12 cores, 24 threads max, it has a NUMA enabled BIOS.I'd like to know if we should enable NUMA for each of our guest...
View ArticleGUI reports occasionally failed nodes
Hi, I have some weird behaviours with PVE 3.3-5. Occasionally, GUI reports failed/red nodes in our PVE cluster. After some minutes all nodes return to green state again. This behaviour typically...
View ArticleEnable no license PVE
Hi forum, During 5 last years I have used PVE-Subscription but I will not use anymore. I disabled subscription repositories and I know that nodes will not work If everyone has or has not the license...
View ArticlePlanning PVE/CEPH cluster - recommendation
Hi all, I am planning new HA Proxmox/Ceph cluster ( on Supermicro HW) Can anybody see this setup and tell me if there will be any performance problem? 2x CEPH only nodes: 1xCPU Xeon 2603v3 1.6 GHz 32GB...
View ArticleRecovering VM with snapshots
Hi everyone, one of my clients was running proxmox v3.2 i think. The operating system hard drive crashed but the vm images were stored on another file system. I have now replaced the drive and...
View ArticleCustomising Root ZFS Partition Size
Hi, I'd like to know if it possible to specify the size of the root partition the installer uses in a ZFS configuration? For various reasons I would prefer this not to take up the whole size of the...
View ArticleWeb GUI Quit
I installed proxmox few months ago in January with community license. Now suddenly I get ERR_EMPTY_RESPONSE when I try to go too IP:8006 to manage it. Any ideas?
View Articledelayed write failed vm->vm
I have a file server (win 2k12 r2) and a rds server (win2k8r2) and we've been having an issue with a dbase app when it tries to write to a specific database. In the event viewer it's throwing a 140...
View ArticlePVE 4.0 - Backups over the internet
I want to back up my VMs over the internet to a machine that's at least serving SSH, could serve NFS or iSCSI if necessary. What's my best strategy here?
View Articlepve-root 100% after backup failed
Hello all , I did run a backup task for a container with this status: Code: INFO: starting new backup job: vzdump 109 --remove 0 --mode snapshot --compress lzo --storage ExternalDisk --node node1 INFO:...
View ArticleAfter Upgrade ZFS pool gone
Hello, yesterday I made an apt-get update/upgrade where a new version of zfsutils had been installed, also new pve kernel. After reboot my zfs pool where the vms are stored is gone. If I try to import:...
View ArticleError backup openvz
Since I updated proxmox to 3.4, same backups failed... INFO: starting new backup job: vzdump 804 --remove 0 --mode snapshot --compress lzo --storage FTP-BACKUP --node sd-52153 INFO: filesystem type on...
View ArticleCeph remain in HEALTH_WARN after osd remove
I have a cluster of 3 servers with cepth storage over 9 disks (3 each server). One osd is going down/out and so I "remove" it, after that system start to rebalance data over the remainig osd but after...
View ArticleCve-2015-5154
Hello, do you have update for fix CVE-2015-5154 ? http://openwall.com/lists/oss-security/2015/07/27/3
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