Reproducing the Multpath I/O Issue With Ubuntu 22.04
Problem Statement In the previous two articles, I described the issue I was running into when installing Ubuntu 22.04 on a Dell VRTX server. After some research, I suspect it's related to the incorrect configuration of the multipath I/O function. How to fixed it? Reproducing the Issue with VMware To reproduce and fix the multipath issue, I decided to set up a testing environment with a VM running inside VMware ESXi. If we can create a VM with two virtual SCSI HBA cards, and connect the same virtual hard drive file to them. The Linux VM should be able to see the same hard drive twice via two SCSI paths. Multipath I/O Config In VMware ESXi First Try With VMware ESXi, when adding a SCSI card to a VM, there is one option to configure if the SCSI bus is sharing. The default configuration is None. In order to share the same virtual hard drive to the VM twice via those two SCSI cards, I set them to "Physical". Ideally, setting to "Virtual" should also work. ...