[Bug 1789324] Re: software updater will not upgrade due to lack of space on /boot and sudo apt autoremove will not release sufficient space

[Humphrey van Polanen Petel]

~$ ls -l /boot
total 207354
-rw-r--r-- 1 root root  1537455 Aug 11 10:58 abi-4.15.0-32-generic
-rw-r--r-- 1 root root  1537455 Aug 16 07:00 abi-4.15.0-33-generic
-rw-r--r-- 1 root root  1251923 Aug 16 03:48 abi-4.4.0-134-generic
-rw-r--r-- 1 root root   216868 Aug 11 10:58 config-4.15.0-32-generic
-rw-r--r-- 1 root root   216913 Aug 16 07:00 config-4.15.0-33-generic
-rw-r--r-- 1 root root   190624 Aug 16 03:48 config-4.4.0-134-generic
drwxr-xr-x 5 root root     1024 Aug 28 09:38 grub
-rw-r--r-- 1 root root 61820781 Aug 20 10:22 initrd.img-4.15.0-32-generic
-rw-r--r-- 1 root root 61882768 Aug 28 09:40 initrd.img-4.15.0-33-generic
-rw-r--r-- 1 root root 47732775 Aug 27 19:38 initrd.img-4.4.0-134-generic
drwx------ 2 root root    12288 Dec 13  2017 lost+found
-rw-r--r-- 1 root root   182704 Jan 28  2016 memtest86+.bin
-rw-r--r-- 1 root root   184380 Jan 28  2016 memtest86+.elf
-rw-r--r-- 1 root root   184840 Jan 28  2016 memtest86+_multiboot.bin
-rw-r--r-- 1 root root        0 Aug 11 10:58 retpoline-4.15.0-32-generic
-rw-r--r-- 1 root root        0 Aug 16 07:00 retpoline-4.15.0-33-generic
-rw-r--r-- 1 root root      255 Aug 16 03:48 retpoline-4.4.0-134-generic
-rw------- 1 root root  4041510 Aug 11 10:58 System.map-4.15.0-32-generic
-rw------- 1 root root  4041375 Aug 16 07:00 System.map-4.15.0-33-generic
-rw------- 1 root root  3902867 Aug 16 03:48 System.map-4.4.0-134-generic
-rw------- 1 root root  8108696 Aug 15 03:33 vmlinuz-4.15.0-32-generic
-rw------- 1 root root  8108600 Aug 17 04:58 vmlinuz-4.15.0-33-generic
-rw------- 1 root root  7161824 Aug 16 03:48 vmlinuz-4.4.0-134-generic

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https://bugs.launchpad.net/bugs/1789324

Title:
  software updater will not upgrade due to lack of space on /boot and
  sudo apt autoremove will not release sufficient space

Status in ubuntu-release-upgrader package in Ubuntu:
  Incomplete

Bug description:
  Custom install of 16.04 offered 500Mb for /boot.
  /boot ran out of space several times since install.
  sudo apt autoremove so far each time released sufficient space to run software-update.

  ProblemType: Bug
  DistroRelease: Ubuntu 16.04
  Package: ubuntu-release-upgrader-core 1:16.04.25
  ProcVersionSignature: Ubuntu 4.15.0-33.36~16.04.1-generic 4.15.18
  Uname: Linux 4.15.0-33-generic x86_64
  NonfreeKernelModules: nvidia_uvm nvidia_drm nvidia_modeset nvidia
  ApportVersion: 2.20.1-0ubuntu2.18
  Architecture: amd64
  CrashDB: ubuntu
  CurrentDesktop: Unity
  Date: Tue Aug 28 12:32:44 2018
  InstallationDate: Installed on 2017-12-13 (257 days ago)
  InstallationMedia: Ubuntu 16.04.3 LTS "Xenial Xerus" - Release amd64 (20170801)
  PackageArchitecture: all
  SourcePackage: ubuntu-release-upgrader
  Symptom: ubuntu-release-upgrader
  UpgradeStatus: Upgraded to xenial on 2018-08-28 (0 days ago)
  VarLogDistupgradeTermlog:

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