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bug#39341: Installer using 100% of a CPU core
From: |
Bengt Richter |
Subject: |
bug#39341: Installer using 100% of a CPU core |
Date: |
Tue, 27 Apr 2021 19:43:56 +0200 |
User-agent: |
Mutt/1.10.1 (2018-07-13) |
Hi Florian,
On +2021-04-27 14:32:09 +0200, pelzflorian (Florian Pelz) wrote:
> On Tue, Apr 27, 2021 at 12:38:23PM +0200, Ludovic Courtès wrote:
> > What do you mean by “fails on real hardware”? That the keyboard layout
> > is unchanged?
>
> Yes.
>
>
> > Is there anything in /var/log/messages
>
> No, nothing out of the ordinary, only the installer pages I went
> through.
>
> > or wherever kmscon
> > writes its logs?
>
> I try with
>
> diff --git a/gnu/services/base.scm b/gnu/services/base.scm
> index 24b3ea785b..0eff24828c 100644
> --- a/gnu/services/base.scm
> +++ b/gnu/services/base.scm
> @@ -2330,6 +2330,7 @@ This service is not part of @var{%base-services}."
>
> (define kmscon-command
> #~(list
> + #$(file-append strace "/bin/strace") "-o" "/var/log/kmscon-out"
> "-f"
> #$(file-append kmscon "/bin/kmscon") "--login"
> "--vt" #$virtual-terminal
> "--no-switchvt" ;Prevent a switch to the virtual terminal.
>
> I do
>
> cat /var/log/kmscon-out | grep keymap-update
>
> I see
>
> 231 unlink("/tmp/kmscon-231-keymap-update") = -1 ENOENT (No such file or
> directory)
> 231 mknod("/tmp/kmscon-231-keymap-update", S_IFIFO|0700) = 0
> 231 openat(AT_FDCWD, "/tmp/kmscon-231-keymap-update", O_RDONLY|O_NONBLOCK)
> = 17
> 231 unlink("/tmp/kmscon-231-keymap-update") = 0
> 231 mknod("/tmp/kmscon-231-keymap-update", S_IFIFO|0700) = 0
> 231 openat(AT_FDCWD, "/tmp/kmscon-231-keymap-update", O_RDONLY|O_NONBLOCK)
> = 20
> 231 unlink("/tmp/kmscon-231-keymap-update") = 0
> 231 mknod("/tmp/kmscon-231-keymap-update", S_IFIFO|0700) = 0
> 231 openat(AT_FDCWD, "/tmp/kmscon-231-keymap-update", O_RDONLY|O_NONBLOCK)
> = 23
> 231 unlink("/tmp/kmscon-231-keymap-update") = 0
> 231 mknod("/tmp/kmscon-231-keymap-update", S_IFIFO|0700) = 0
> 231 openat(AT_FDCWD, "/tmp/kmscon-231-keymap-update", O_RDONLY|O_NONBLOCK)
> = 26
> 259 stat("/tmp/kmscon-231-keymap-update", {st_mode=S_IFIFO|0700, st_size=0,
> ...}) = 0
> 259 openat(AT_FDCWD, "/tmp/kmscon-231-keymap-update",
> O_WRONLY|O_CREAT|O_TRUNC, 0666) = 19
> 259 lstat("/tmp/kmscon-231-keymap-update", {st_mode=S_IFIFO|0700,
> st_size=0, ...}) = 0
> 231 unlink("/tmp/kmscon-231-keymap-update") = 0
> 231 mknod("/tmp/kmscon-231-keymap-update", S_IFIFO|0700) = 0
> 231 openat(AT_FDCWD, "/tmp/kmscon-231-keymap-update", O_RDONLY|O_NONBLOCK)
> = 26
> 231 unlink("/tmp/kmscon-231-keymap-update") = 0
> 231 mknod("/tmp/kmscon-231-keymap-update", S_IFIFO|0700) = 0
> 231 openat(AT_FDCWD, "/tmp/kmscon-231-keymap-update", O_RDONLY|O_NONBLOCK)
> = 18
> 231 unlink("/tmp/kmscon-231-keymap-update") = 0
> 231 mknod("/tmp/kmscon-231-keymap-update", S_IFIFO|0700) = 0
> 231 openat(AT_FDCWD, "/tmp/kmscon-231-keymap-update", O_RDONLY|O_NONBLOCK)
> = 21
> 231 unlink("/tmp/kmscon-231-keymap-update") = 0
> 231 mknod("/tmp/kmscon-231-keymap-update", S_IFIFO|0700) = 0
> 231 openat(AT_FDCWD, "/tmp/kmscon-231-keymap-update", O_RDONLY|O_NONBLOCK)
> = 24
>
>
> Now I checked again; after going back to the installer via
> Ctrl-Alt-F1, I can actually type Amharic. Maybe it just took a long
> time? But it does not change back to English.
>
> I have more lines in kmscon-out by now
>
> 231 unlink("/tmp/kmscon-231-keymap-update") = -1 ENOENT (No such file or
> directory)
> 231 mknod("/tmp/kmscon-231-keymap-update", S_IFIFO|0700) = 0
> 231 openat(AT_FDCWD, "/tmp/kmscon-231-keymap-update", O_RDONLY|O_NONBLOCK)
> = 17
> 231 unlink("/tmp/kmscon-231-keymap-update") = 0
> 231 mknod("/tmp/kmscon-231-keymap-update", S_IFIFO|0700) = 0
> 231 openat(AT_FDCWD, "/tmp/kmscon-231-keymap-update", O_RDONLY|O_NONBLOCK)
> = 20
> 231 unlink("/tmp/kmscon-231-keymap-update") = 0
> 231 mknod("/tmp/kmscon-231-keymap-update", S_IFIFO|0700) = 0
> 231 openat(AT_FDCWD, "/tmp/kmscon-231-keymap-update", O_RDONLY|O_NONBLOCK)
> = 23
> 231 unlink("/tmp/kmscon-231-keymap-update") = 0
> 231 mknod("/tmp/kmscon-231-keymap-update", S_IFIFO|0700) = 0
> 231 openat(AT_FDCWD, "/tmp/kmscon-231-keymap-update", O_RDONLY|O_NONBLOCK)
> = 26
> 259 stat("/tmp/kmscon-231-keymap-update", {st_mode=S_IFIFO|0700, st_size=0,
> ...}) = 0
> 259 openat(AT_FDCWD, "/tmp/kmscon-231-keymap-update",
> O_WRONLY|O_CREAT|O_TRUNC, 0666) = 19
> 259 lstat("/tmp/kmscon-231-keymap-update", {st_mode=S_IFIFO|0700,
> st_size=0, ...}) = 0
> 231 unlink("/tmp/kmscon-231-keymap-update") = 0
> 231 mknod("/tmp/kmscon-231-keymap-update", S_IFIFO|0700) = 0
> 231 openat(AT_FDCWD, "/tmp/kmscon-231-keymap-update", O_RDONLY|O_NONBLOCK)
> = 26
> 231 unlink("/tmp/kmscon-231-keymap-update") = 0
> 231 mknod("/tmp/kmscon-231-keymap-update", S_IFIFO|0700) = 0
> 231 openat(AT_FDCWD, "/tmp/kmscon-231-keymap-update", O_RDONLY|O_NONBLOCK)
> = 18
> 231 unlink("/tmp/kmscon-231-keymap-update") = 0
> 231 mknod("/tmp/kmscon-231-keymap-update", S_IFIFO|0700) = 0
> 231 openat(AT_FDCWD, "/tmp/kmscon-231-keymap-update", O_RDONLY|O_NONBLOCK)
> = 21
> 231 unlink("/tmp/kmscon-231-keymap-update") = 0
> 231 mknod("/tmp/kmscon-231-keymap-update", S_IFIFO|0700) = 0
> 231 openat(AT_FDCWD, "/tmp/kmscon-231-keymap-update", O_RDONLY|O_NONBLOCK)
> = 24
> 259 stat("/tmp/kmscon-231-keymap-update", {st_mode=S_IFIFO|0700, st_size=0,
> ...}) = 0
> 259 openat(AT_FDCWD, "/tmp/kmscon-231-keymap-update",
> O_WRONLY|O_CREAT|O_TRUNC, 0666) = 19
> 259 lstat("/tmp/kmscon-231-keymap-update", {st_mode=S_IFIFO|0700,
> st_size=0, ...}) = 0
> 231 unlink("/tmp/kmscon-231-keymap-update") = 0
> 231 mknod("/tmp/kmscon-231-keymap-update", S_IFIFO|0700) = 0
> 231 openat(AT_FDCWD, "/tmp/kmscon-231-keymap-update", O_RDONLY|O_NONBLOCK)
> = 24
>
> It has still not gone back to English layout (except when I press
> Alt+Shift).
>
> Regards,
> Florian
>
>
>
Perhaps this old bug in some form?
https://bugzilla.gnome.org/show_bug.cgi?id=776570
and solution linked from there might help?
http://unix.stackexchange.com/questions/333368
--
Regards,
Bengt Richter
- bug#39341: Installer using 100% of a CPU core, Ludovic Courtès, 2021/04/25
- bug#39341: Installer using 100% of a CPU core, pelzflorian (Florian Pelz), 2021/04/26
- bug#39341: Installer using 100% of a CPU core, Ludovic Courtès, 2021/04/26
- bug#39341: Installer using 100% of a CPU core, Ludovic Courtès, 2021/04/27
- bug#39341: Installer using 100% of a CPU core, pelzflorian (Florian Pelz), 2021/04/28
- bug#39341: Installer using 100% of a CPU core, pelzflorian (Florian Pelz), 2021/04/28
- bug#39341: Installer using 100% of a CPU core, Ludovic Courtès, 2021/04/28
- bug#39341: Installer using 100% of a CPU core, pelzflorian (Florian Pelz), 2021/04/28
- bug#39341: Installer using 100% of a CPU core, Mathieu Othacehe, 2021/04/29
- bug#39341: Installer using 100% of a CPU core, Ludovic Courtès, 2021/04/29
- bug#39341: Installer using 100% of a CPU core, Mathieu Othacehe, 2021/04/29
- bug#39341: Installer using 100% of a CPU core, pelzflorian (Florian Pelz), 2021/04/29