Comment 14 for bug 1875548

Jay:
A line comes up about disk check but no disk check is performed. If you
remove the line "fsck.mode=skip" from grub you should see the difference,
the check shows every file.

On Fri, Feb 5, 2021 at 11:21 AM Jay Michael <email address hidden>
wrote:

> Ubuntu 20.04.2 behaves the same way.
>
> "quiet" kernel parameter seems to enable skipping the disk check: With
> "quiet" on the kernel command line, one of the few lines to appear on
> the screen is "disk check skipped", and the boot completes noticeably
> faster. (35s instead of 55s, booting from an ISO file on a hard disk)
>
> --
> You received this bug notification because you are subscribed to the bug
> report.
> https://bugs.launchpad.net/bugs/1875548
>
> Title:
> Its not easy to determine how to skip the filesystem check
>
> Status in casper package in Ubuntu:
> Fix Released
>
> Bug description:
> I see that Live Ubuntu 20.04 is plagued by disk checking on boot.
>
> Not just with Live USB but with Persistent USB also.
>
> If not fast enough to cancel with ctl-c it starts on
> filesystem.squashfs and runs until over 90% complete.
>
> Very irritating. There have been quite a few complaints on Ask Ubuntu
> already.
>
> If it was just a run once it would not be so bad.
>
> Is there some way to get rid of this or is it a bug we have to live
> with?
>
> Perusing Ask Ubuntu everyday for many years I have never seen anybody
> ask for such a feature.
>
> A run once filesystem check might have its uses on a Live installer
> drive but is not needed on a Persistent utility drive.
>
> The only alternative I see is to use a Full install USB drive were
> automatic disk checking is not run.
>
> ProblemType: Bug
> DistroRelease: Ubuntu 20.04
> Package: ubuntu-release-upgrader-core 1:20.04.18
> ProcVersionSignature: Ubuntu 5.4.0-26.30-generic 5.4.30
> Uname: Linux 5.4.0-26-generic x86_64
> NonfreeKernelModules: zfs zunicode zavl icp zcommon znvpair
> ApportVersion: 2.20.11-0ubuntu27
> Architecture: amd64
> CasperMD5CheckResult: skip
> CasperVersion: 1.445
> CrashDB: ubuntu
> CurrentDesktop: ubuntu:GNOME
> Date: Tue Apr 28 06:07:32 2020
> LiveMediaBuild: Ubuntu 20.04 LTS "Focal Fossa" - Release amd64 (20200423)
> PackageArchitecture: all
> ProcEnviron:
> TERM=xterm-256color
> PATH=(custom, no user)
> XDG_RUNTIME_DIR=<set>
> LANG=C.UTF-8
> SHELL=/bin/bash
> SourcePackage: ubuntu-release-upgrader
> Symptom: dist-upgrade
> UpgradeStatus: No upgrade log present (probably fresh install)
>
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>