Updated patch link:  [PATCH] installer: suppress kernel info/debug messages 
<https://groups.google.com/g/isar-users/c/NVmi7G1coOE>

On Tuesday, December 23, 2025 at 7:42:16 AM UTC+5:30 Badrikesh Prusty wrote:

> Hi,
>
> Agreed, hiding warning is a bad idea. I will increase loglevel to 4 to 
> show the warning messages as well and send patch v2.
>
> Thanks,
> Badrikesh
>
> On Tuesday, December 23, 2025 at 4:20:44 AM UTC+5:30 Florian Bezdeka wrote:
>
>> On Fri, 2025-12-19 at 09:36 -0500, 'Badrikesh Prusty' via isar-users 
>> wrote: 
>> > Lower the kernel log level to 3 to suppress warning, notice, info, 
>> > and debug messages on the console. 
>> > This prevents audit and driver messages from cluttering the screen 
>> > while keeping critical errors and systemd service status output 
>> > visible, resulting in a cleaner installer UI. 
>>
>> Hiding warnings is not a good idea. If something is wrong on the target 
>> the user should know. It will not be the first time that a problem is 
>> hidden (and comes back in "urgent mode") just because someone decided to 
>> suppress warnings. 
>>
>> > 
>> > Signed-off-by: Badrikesh Prusty <badrikes...@siemens.com> 
>> > --- 
>> > meta-isar/recipes-core/images/isar-image-installer.bb | 3 ++- 
>> > 1 file changed, 2 insertions(+), 1 deletion(-) 
>> > 
>> > diff --git a/meta-isar/recipes-core/images/isar-image-installer.bb 
>> b/meta-isar/recipes-core/images/isar-image-installer.bb 
>> > index 3511f3f6..fde81a19 100644 
>> > --- a/meta-isar/recipes-core/images/isar-image-installer.bb 
>> > +++ b/meta-isar/recipes-core/images/isar-image-installer.bb 
>> > @@ -11,7 +11,8 @@ DESCRIPTION = "Example of a ISAR based Installer 
>> Image" 
>> > INSTALLER_WKS_FILE ??= "installer-efi.wks.in" 
>> > WKS_FILE = "${INSTALLER_WKS_FILE}" 
>> > 
>> > -ADDITIONAL_KERNEL_CMDLINE ??= "" 
>> > +# Hide kernel warning/info/debug messages 
>> > +ADDITIONAL_KERNEL_CMDLINE ??= "loglevel=3" 
>> > 
>> > OVERRIDES .= "${@':unattended-installer' if 
>> bb.utils.to_boolean(d.getVar('INSTALLER_UNATTENDED')) else ''}" 
>> > ADDITIONAL_KERNEL_CMDLINE:append:unattended-installer = " \ 
>> > -- 
>> > 2.47.3 
>> > 
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>>
>>
>

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