On Mon, Jul 12, 2021 at 12:47:05PM +0800, Wenchao Hao wrote: > We deploy two SCSI disk in one SCSI host(virtio-scsi bus) for one machine, > whose ids are [0:0:0:0] and [0:0:1:0]. > > Mostly, the device letter are assigned as following after reboot: > [0:0:0:0] --> sda > [0:0:1:0] --> sdb > > While in rare cases, the device letter shown as following: > [0:0:0:0] --> sdb > [0:0:1:0] --> sda > > Could we guarantee "sda" is assigned to [0:0:0:0] and "sdb" is assigned to > [0:0:1:0] or not? > If we can, then how? Is there a stable ID that you can use in /dev/disk/by-*? Stefan
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