multipath

Hello all. I have a cluster with 4 nodes and shared storage. The storage is connected to the cluster by iscsi with multipathing. Every works correctly, but I found some problem after testing. After rebooting one of the clusters, I can't perform migration back the vm's. The error that I get...

Hello all , I have been running a 3par cluster for some time now and some times I dont feel we have it optimised as well as we could . we have 4 x10ge using openvswitch soft-slb and 4 peers active on the 3par. What multipath optimisations have other people been using defaults {...

Dear all, I was trying to install Proxmox 5 to an Intel Modular Server. Before I used to follow the guide line at these page: https://pve.proxmox.com/wiki/Intel_Modular_Server Now, seems that the page in enpty. Is there anyone that has a backup of that page, or that know how to setup a shared...

Hi everyone! Sorry for the question... I configured iSCSI and delivered a LUN through 2 network cables (two Storage controllers). Apparently everything is working, as shown in the output of the command "multipath -ll" 3600d023100033f6f4b98cce0168a4056 dm-19 IFT,DS 1000 Series size=50G...

using san storage with iscsi multipath, connected 3 storage drives after removing one volume, i am continuously receiving following error.. restarted multipath services but still same error. i think it should resolve after restarting iscsi service or rebooting host server, but i need a solution...

Hello I'm trying to create a ceph osd on multipath device /dev/mapper/mpathX, but I get this error each time I try to run pveceph createosd /dev/mapper/mpathX => "unable to get device info for dm-3". ls -l /dev/mapper/mpathb lrwxrwxrwx 1 root root 7 août 21 16:26 /dev/mapper/mpathX ->...

Hello I have 50 vps installed in 40 micro servers (microblade with atom C2750 and 8G of RAM), the microblade is connected to an QNAP ES1640DC-V2 (dual controller with 4 SSD cache and 12 SAS Near-line 6T) for storage VMs. All servers have 2,5Gbs/ network interfaces and are connected to NAS with...

Hello, I am setting up Multipath on Proxmox 4.4 following an online guide. I have got to a point where I have logged in to my iscsi session and confimed that my SAN's virtual disks have mounted. I have created /etc/multipath.conf and entered the following: defaults {...

Dear All, I'm using Intel Modular Server and ProxmoxVe 4.4. I created a shared lun for all the server and setup the multipath as showed in the wiki: https://pve.proxmox.com/wiki/Intel_Modular_Server#Configure_Multi-Path_for_ProxMox_4.x I am trying now to be able to use the shared volume to...

Hello, We have 8 proxmox machines in a cluster, four of them were installed with the 4.2 ISO and the other four were installed with the 4.4 ISO. We updated the 4.2 to 4.4 using the community updates. These four machines sv1n1 to sv1n4 are having issues booting up, the Emergency mode message...

Hallo, ich nutze Proxmox in der aktuellsten Version (public) auf einem Intel Modular Server mit 4 Servern. Die haben alle eine 10GB Platte für sich ("pve") und einen gemeinsamen Storage ("vmdisks") für den HA-Betrieb. Beides ist redundant über 2 Controller angebunden und mit multipath...

i want to use my iscsi target as volumegroup using multipath i configured multipath and "systemctl status multipath-tools" says "active (running)" but will not create the /dev/mapper/ devices i "fixed" it by adding "systemctl restart open-iscsi.service" in the rc.local how can i be sure that...

Liebes Forum! Wir haben immer wieder Probleme mit unseren PVE's und Multipath. Wenn wir eine PVE neu starten, läuft zunächst kein Multipath. $ ssh root@xxxxx $ qm list VMID NAME STATUS MEM(MB) BOOTDISK(GB) PID 10110 xenokrates stopped...

Hello community. (this is my first post :)). I was working with ProxmoxVE from the 3.0 version. I always followed the guidelines, wikis and forums, and so I was able to solve problems without major complications. Thus tasks such as updating, re-installing nodes, configuration of different types...

Hi I configure iSCSI with multipath, and LVM volume groups. When i try restore a QEMU backup on LVM partition (in iSCSI) , the proxmox freezy at 60-80% D: Syslog: ==> /var/log/syslog <== Jun 22 10:38:16 punisher multipathd: Jaeger: sdb - directio checker reports path is up Jun 22 10:38:16...

Hi all, while working on a small cluster with shared storage on iSCSI, I've noticed a problem with multipath that I can consistently reproduce. I've done some tests with a single (non clustered) node to exclude problems related to the cluster setup. I've tried with and without multipath and the...