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Tue, 18 Aug 2020 13:42:17 -0400 (EDT) Date: Tue, 18 Aug 2020 22:12:15 +0430 From: Reza Alizadeh Majd To: Tobias Geerinckx-Rice Subject: Re: Hide boot process logs Message-ID: <20200818221215.2e32ac1e@panther-arch.localdomain> In-Reply-To: <87y2mceya2.fsf@nckx> References: <20200818182618.7443c8aa@panther-arch.localdomain> <87y2mceya2.fsf@nckx> Organization: PantherX X-Mailer: Claws Mail 3.17.6 (GTK+ 2.24.32; x86_64-pc-linux-gnu) MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: quoted-printable Received-SPF: pass client-ip=64.147.123.20; envelope-from=r.majd@pantherx.org; helo=wout4-smtp.messagingengine.com X-detected-operating-system: by eggs.gnu.org: First seen = 2020/08/18 13:42:21 X-ACL-Warn: Detected OS = Linux 2.2.x-3.x [generic] [fuzzy] X-Spam_score_int: -27 X-Spam_score: -2.8 X-Spam_bar: -- X-Spam_report: (-2.8 / 5.0 requ) BAYES_00=-1.9, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, RCVD_IN_DNSWL_LOW=-0.7, RCVD_IN_MSPIKE_H3=-0.01, RCVD_IN_MSPIKE_WL=-0.01, SPF_HELO_PASS=-0.001, SPF_PASS=-0.001, URIBL_BLOCKED=0.001 autolearn=ham autolearn_force=no X-Spam_action: no action X-BeenThere: help-guix@gnu.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: help-guix@gnu.org Errors-To: help-guix-bounces+larch=yhetil.org@gnu.org Sender: "Help-Guix" X-Scanner: scn0 Authentication-Results: aspmx1.migadu.com; dkim=pass header.d=pantherx.org header.s=fm3 header.b=XX14orvr; dkim=pass header.d=messagingengine.com header.s=fm3 header.b=uNi06vE2; dmarc=none; spf=pass (aspmx1.migadu.com: domain of help-guix-bounces@gnu.org designates 209.51.188.17 as permitted sender) smtp.mailfrom=help-guix-bounces@gnu.org X-Spam-Score: -1.21 X-TUID: 018dVs0zdhPq Hi Tobias! Thanks for your response.=20 On Tue, 18 Aug 2020 18:04:05 +0200 Tobias Geerinckx-Rice wrote: > Hi Reza! >=20 > Reza Alizadeh Majd =E5=86=99=E9=81=93=EF=BC=9A > > I want to hide the boot process logs in Guix, having a quick=20 > > search I > > found that I can use following options in grub configuration=20 > > file: > > > > > > GRUB_CMDLINE_LINUX_DEFAULT=3D"quiet splash" =20 >=20 > Forget this line. No part of it makes sense on Guix (except=20 > =E2=80=98quiet=E2=80=99, which is handled by the kernel itself, and see b= elow for=20 > that). >=20 > GRUB_CMDLINE_LINUX_DEFAULT (and similar-looking variables) is used=20 > only by the =E2=80=98update-grub=E2=80=99 utility on some distributions t= hat uses=20 > a bash configuration file to configure a bash script that creates=20 > the final (bash-like) grub.cfg. so as I understand, `update-grub` utility generate entries in a way to perform a quiet boot using `GRUB_CMDLINE_LINUX_DEFAULT` parameter. do you think if it's possible to perform these changes manually to menu entries?=20 I also find that we can redirect kernel logs to a separated TTY using=20 `GRUB_CMDLINE_LINUX=3D"console=3Dtty...`. I assume this parameter is also processed by `update-grub` utility. is it possible to perform same action using `kernel-arguments` or some other modification in menu entries?=20 --=20 Reza Alizadeh Majd PantherX Team https://www.pantherx.org/