> On 5 Jan 2018, at 7:54 AM, Matt G <email address hidden> wrote:
> 
> So, 'echo freeze | sudo tee /sys/power/state' seems to work quite
> smoothly. Is there any reason NOT to use this from here on out instead
> of 'systemctl suspend'. Could quite well solve my issue.
> 

`freeze` (aka modern standby or s2idle) doesn’t touch system firmware (BIOS).
CPU is in lower power mode but doesn’t get turned off, so it will draw slightly more power.

> -- 
> You received this bug notification because you are subscribed to linux
> in Ubuntu.
> https://bugs.launchpad.net/bugs/1740175
> 
> Title:
>  Ubuntu 17.10 not resuming from suspend, freezing on shut down
> 
> Status in linux package in Ubuntu:
>  Confirmed
> 
> Bug description:
>  I'm on an Acer Espire with intel microcode running dual boot Xorg
>  17.10 using Gnome. I'd say it's usually 50/50 that i'm able to suspend
>  and successfully resume. Same goes for shutting down now, where it
>  will freeze on the purple Ubuntu screen. When I suspend, the monitor
>  will go out but the hard drive will still be running and I have to
>  hard power off. Here's a pm-suspend log:
> 
>  Initial commandline parameters:
>  Fri Dec 22 16:24:14 EST 2017: Running hooks for suspend.
>  Running hook /usr/lib/pm-utils/sleep.d/000kernel-change suspend suspend:
>  /usr/lib/pm-utils/sleep.d/000kernel-change suspend suspend: success.
> 
>  Running hook /usr/lib/pm-utils/sleep.d/000record-status suspend suspend:
>  /usr/lib/pm-utils/sleep.d/000record-status suspend suspend: success.
> 
>  Running hook /usr/lib/pm-utils/sleep.d/00logging suspend suspend:
>  Linux qs-ubuntu 4.14.8-041408-generic #201712200555 SMP Wed Dec 20 10:57:38 UTC 2017 x86_64 x86_64 x86_64 GNU/Linux
>  Module                  Size  Used by
>  msr                    16384  0
>  ccm                    20480  6
>  binfmt_misc            20480  1
>  nls_iso8859_1          16384  1
>  ath3k                  20480  0
>  uvcvideo               86016  0
>  videobuf2_vmalloc      16384  1 uvcvideo
>  videobuf2_memops       16384  1 videobuf2_vmalloc
>  videobuf2_v4l2         24576  1 uvcvideo
>  btusb                  45056  0
>  btrtl                  16384  1 btusb
>  videobuf2_core         40960  2 uvcvideo,videobuf2_v4l2
>  btbcm                  16384  1 btusb
>  videodev              176128  3 uvcvideo,videobuf2_core,videobuf2_v4l2
>  media                  40960  2 uvcvideo,videodev
>  cmdlinepart            16384  0
>  btintel                16384  1 btusb
>  bluetooth             540672  6 btrtl,btintel,btbcm,ath3k,btusb
>  ecdh_generic           24576  1 bluetooth
>  intel_spi_platform     16384  0
>  intel_spi              20480  1 intel_spi_platform
>  spi_nor                32768  1 intel_spi
>  joydev                 20480  0
>  mtd                    57344  4 spi_nor,intel_spi,cmdlinepart
>  intel_rapl             20480  0
>  x86_pkg_temp_thermal    16384  0
> 
>  I attached the dmesg.log.
> 
>  I'm pretty new to linux, so please let me know if there's another log I should get for more details. I upgraded to kernel 4.14.8-041408-generic last week, which didn't help.
>  ---
>  ApportVersion: 2.20.7-0ubuntu3.6
>  Architecture: amd64
>  CurrentDesktop: GNOME
>  DistroRelease: Ubuntu 17.10
>  InstallationDate: Installed on 2017-09-16 (101 days ago)
>  InstallationMedia: Ubuntu 16.10 "Yakkety Yak" - Release amd64 (20161012.2)
>  Package: linux (not installed)
>  ProcEnviron:
>   TERM=xterm-256color
>   PATH=(custom, no user)
>   XDG_RUNTIME_DIR=<set>
>   LANG=en_US.UTF-8
>   SHELL=/bin/bash
>  Tags:  artful
>  Uname: Linux 4.14.8-041408-generic x86_64
>  UnreportableReason: The running kernel is not an Ubuntu kernel
>  UpgradeStatus: Upgraded to artful on 2017-10-20 (66 days ago)
>  UserGroups: adm cdrom dip lpadmin plugdev sambashare sudo
>  _MarkForUpload: True
> 
> To manage notifications about this bug go to:
> https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1740175/+subscriptions