Hello,
In the Message;
Subject : Re: External USB disks not recognized - Leap 15.3
Message-ID :
Date & Time: Tue, 26 Apr 2022 12:44:18 +0100
[PS] == Peter Suetterlin has written:
PS> Not sure if that is somehow related, but I do have some external SSD cases
PS> that behave weird: They often (not always, but most of the time) need very
PS> long (30s to a minute) to actually show up on the USB bus after being plugged
PS> in. I cannot really find anything going on during that wait time, kernel log
PS> is silent. They tend to come up properly (i.e.: right away) when connected
PS> via a powered hub. Maybe try that (if you have one)?
There are several possibilities.
Be sure to make a backup before you begin!
Now then, how about doing this for now?
In the Message;
Subject : Re: External USB disks not recognized - Leap 15.3
Message-ID : <878rrwqt0c.wl-nomiya@galaxy.dti.ne.jp>
Date & Time: Sat, 23 Apr 2022 14:16:19 +0900
[MN] == Masaru Nomiya has written:
[...]
MN> You may got a power problem caused by the auto-suspend feature.
MN> Maybe, you will get '2' by this;
MN> $ cat /sys/module/usbcore/parameters/autosuspend
MN> This means that auto-suspend is enabled.
MN> If so,
MN> 1. edit /etc/default/grub
MN> add "sbcore.autosuspend=-1" to GRUB_CMDLINE_LINUX_DEFAULT line.
MN> 2, then
MN> $ sudo grub2-mkconfig -o /boot/grub2/grub.cfg
MN> 3, reboot
If you are using a Mac, try resetting the SMC as well.
Regards & Good Night.
---
┏━━┓彡 Masaru Nomiya mail-to: nomiya @ galaxy.dti.ne.jp
┃\/彡
┗━━┛ "No Windows, no gains!" ..... "Why, I am wrong?"
-- Bill --