Very interesting. After removing TLP the problem seems to have gone away. I am now able to enjoy USB peripherals again. Thanks!
I'd love to understand why, though. On Fri, Nov 24, 2017 at 11:45 AM, Michael Shiloh < michaelshiloh1...@gmail.com> wrote: > Not powertop, but yes tlp. Very interesting. I will uninstall and see if > that solves the problem. > > Another observation I just made: If I suspend the laptop with USB devices > plugged in, they are still detected when I restart. > > I guess I could work around by leaving some small USB device plugged in > (one of those wireless mouse things) but obviously that's a real hack. > Still, the observation may be a hint as to what's going on or what I might > look at next. > > I will disable TLP and report back. > > Michael > > On Fri, Nov 24, 2017 at 2:38 AM, Efraim Flashner <efr...@flashner.co.il> > wrote: > >> On Thu, Nov 23, 2017 at 06:15:03PM +0400, Michael Shiloh wrote: >> > Hi, >> > >> > I noticed that my old mouse didn't work all the time, and figured it was >> > time to replace the mouse. Then I had trouble programming some Arduinos, >> > and figured I had a bad Arduino. It wasn't until my system failed to >> see a >> > thumb drive that I finally realized the common element here: After >> waking >> > from suspend, no devices plugged in to the USB ports are recognized. >> > >> >> Do you run powertop or tlp on your laptop? Sometimes those can cause >> issues with the USB ports. >> >> -- >> Efraim Flashner <efr...@flashner.co.il> אפרים פלשנר >> GPG key = A28B F40C 3E55 1372 662D 14F7 41AA E7DC CA3D 8351 >> Confidentiality cannot be guaranteed on emails sent or received >> unencrypted >> > >
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