[Bug 1737592] Re: no zfs module in initramfs

[Scott Moser]

closer.
still need artful to be updated. but seems like next build would do that.

$ for f in *-initrd; do echo == $f ==; lsinitramfs $f | grep zfs; done
== artful-20180109-initrd ==
== bionic-20180115.1-initrd ==
lib/modules/4.13.0-25-generic/kernel/zfs
lib/modules/4.13.0-25-generic/kernel/zfs/spl
lib/modules/4.13.0-25-generic/kernel/zfs/spl/spl.ko
lib/modules/4.13.0-25-generic/kernel/zfs/unicode
lib/modules/4.13.0-25-generic/kernel/zfs/unicode/zunicode.ko
lib/modules/4.13.0-25-generic/kernel/zfs/nvpair
lib/modules/4.13.0-25-generic/kernel/zfs/nvpair/znvpair.ko
lib/modules/4.13.0-25-generic/kernel/zfs/zcommon
lib/modules/4.13.0-25-generic/kernel/zfs/zcommon/zcommon.ko
lib/modules/4.13.0-25-generic/kernel/zfs/zfs
lib/modules/4.13.0-25-generic/kernel/zfs/zfs/zfs.ko
lib/modules/4.13.0-25-generic/kernel/zfs/avl
lib/modules/4.13.0-25-generic/kernel/zfs/avl/zavl.ko
== xenial-20180112-initrd ==
lib/modules/4.4.0-109-generic/kernel/zfs
lib/modules/4.4.0-109-generic/kernel/zfs/spl
lib/modules/4.4.0-109-generic/kernel/zfs/spl/spl.ko
lib/modules/4.4.0-109-generic/kernel/zfs/unicode
lib/modules/4.4.0-109-generic/kernel/zfs/unicode/zunicode.ko
lib/modules/4.4.0-109-generic/kernel/zfs/nvpair
lib/modules/4.4.0-109-generic/kernel/zfs/nvpair/znvpair.ko
lib/modules/4.4.0-109-generic/kernel/zfs/zcommon
lib/modules/4.4.0-109-generic/kernel/zfs/zcommon/zcommon.ko
lib/modules/4.4.0-109-generic/kernel/zfs/zfs
lib/modules/4.4.0-109-generic/kernel/zfs/zfs/zfs.ko
lib/modules/4.4.0-109-generic/kernel/zfs/avl
lib/modules/4.4.0-109-generic/kernel/zfs/avl/zavl.ko
== yakkety-20170719.1-initrd ==
== zesty-20171219-initrd ==

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https://bugs.launchpad.net/bugs/1737592

Title:
  no zfs module in initramfs

Status in maas-images:
  Fix Committed
Status in initramfs-tools package in Ubuntu:
  Invalid

Bug description:
  zfs support exists in Ubuntu kernels for 16.04 and later, but the
  default initramfs build does not include this module.

  Other common filesystems are included.

  As a small piece of information:
  $ du -hs /lib/modules/4.13.0-17-generic/kernel/zfs/
  3.2M	/lib/modules/4.13.0-17-generic/kernel/zfs/


  ProblemType: Bug
  DistroRelease: Ubuntu 18.04
  Package: initramfs-tools-core 0.125ubuntu12
  ProcVersionSignature: Ubuntu 4.13.0-17.20-generic 4.13.8
  Uname: Linux 4.13.0-17-generic x86_64
  NonfreeKernelModules: zfs zunicode zavl zcommon znvpair
  ApportVersion: 2.20.8-0ubuntu3
  Architecture: amd64
  CurrentDesktop: ubuntu:GNOME
  Date: Mon Dec 11 13:05:15 2017
  EcryptfsInUse: Yes
  InstallationDate: Installed on 2015-07-23 (872 days ago)
  InstallationMedia: Ubuntu 15.10 "Wily Werewolf" - Alpha amd64 (20150722.1)
  PackageArchitecture: all
  ProcEnviron:
   TERM=xterm-256color
   PATH=(custom, no user)
   XDG_RUNTIME_DIR=<set>
   LANG=en_US.UTF-8
   SHELL=/bin/bash
  SourcePackage: initramfs-tools
  UpgradeStatus: No upgrade log present (probably fresh install)

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