From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from muru.com (muru.com [72.249.23.125]) by smtp.subspace.kernel.org (Postfix) with ESMTP id F0F7E101E1 for ; Wed, 6 Sep 2023 15:21:15 +0000 (UTC) Received: from localhost (localhost [127.0.0.1]) by muru.com (Postfix) with ESMTPS id 783DC8050; Wed, 6 Sep 2023 15:21:08 +0000 (UTC) Date: Wed, 6 Sep 2023 18:21:07 +0300 From: Tony Lindgren To: Marc Haber Cc: Sean Christopherson , Bagas Sanjaya , linux-kernel@vger.kernel.org, Linux Regressions , Linux KVM , Paolo Bonzini Subject: Re: Linux 6.5 speed regression, boot VERY slow with anything systemd related Message-ID: <20230906152107.GD11676@atomide.com> References: <20230901122431.GU11676@atomide.com> Precedence: bulk X-Mailing-List: regressions@lists.linux.dev List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: * Marc Haber [230906 14:41]: > If I cannot see the host boot, I cannot debug, and if I cannot type into > grub, I cannot find out whether removing the serial console from the > kernel command line fixes the issue. I have removed the network > interface to simplify things, so I need a working console. I use something like this for a serial console: -serial stdio -append "console=ttyS0 other kernel command line options" Regards, Tony