[systemd-devel] Proposal: Add Drive Enclosure/Slot mapping to systemd

Andrei Borzenkov arvidjaar at gmail.com
Mon Mar 2 08:24:21 PST 2015

В Mon, 2 Mar 2015 09:48:51 -0600
Jordan Hargrave <jharg93 at gmail.com> пишет:

> It would be nice if systemd could discover and display enclosure/bay slot
> mappings for drives in the system.  The /dev/disk/by-path method doesn't
> quite work, for SAS drives the ID can change on hotplug.  The slot mapping
> also doesn't handle PCIe SSD devices as they are bare block devices and
> don't use SCSI midlayer.  Proposing to add support for something like
> /dev/disk/by-enclosure/encl-XXX-slot-YYY symlink for block devices.

How it should be discovered? Is there universal method that can be used
on majority of systems?

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