From owner-freebsd-acpi@freebsd.org Tue Mar 26 18:54:31 2019 Return-Path: Delivered-To: freebsd-acpi@mailman.ysv.freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2610:1c1:1:606c::19:1]) by mailman.ysv.freebsd.org (Postfix) with ESMTP id 43EF8155BB1F for ; Tue, 26 Mar 2019 18:54:31 +0000 (UTC) (envelope-from adrian.chadd@gmail.com) Received: from mail-wr1-x436.google.com (mail-wr1-x436.google.com [IPv6:2a00:1450:4864:20::436]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (Client CN "smtp.gmail.com", Issuer "GTS CA 1O1" (verified OK)) by mx1.freebsd.org (Postfix) with ESMTPS id B19DA81BBD for ; Tue, 26 Mar 2019 18:54:30 +0000 (UTC) (envelope-from adrian.chadd@gmail.com) Received: by mail-wr1-x436.google.com with SMTP id y7so11536208wrn.11 for ; Tue, 26 Mar 2019 11:54:30 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=mime-version:references:in-reply-to:from:date:message-id:subject:to :cc; bh=E5GSXKKHOnuqTnYgqg8SKuZ5LZk5QgL4DpPAsic5NoI=; b=lGiQrBnJmf8Cly/iB0DqnYHcQeGNo9qXjlKJZZo8ua2S1KGfHdo7NIx7mLcTGMKpM7 G9hZ1+HBmUPhiM4pFA7BhjOQ6N4LH8BHYAxxpHjD5/STGlpqDnwmmFXjncLzf744wKkf BxOB9wqb+RPu3tUHp1uJkLyQGQyomg+aExLiFbQLVp+krWDOYLzNbw6HOozg6/Nq0qgS 2WJsOp3BW8MwFy+wVLrYVsN2mCW/1631jCqgquWctHWCCJJ6/FPx7+06FvbhbGjZkysU zxxEMmmc7jWBSy0V29IdGsoRAUbVv1ryiDvu9PidDgmq8rjvEjzKxUjpxLH8RFtqeLU5 zxPg== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:mime-version:references:in-reply-to:from:date :message-id:subject:to:cc; bh=E5GSXKKHOnuqTnYgqg8SKuZ5LZk5QgL4DpPAsic5NoI=; b=eqbS6woptCfaCXYkR+psEgr4yViX5M6ggk3XEgUxhvQT0AWcQjvxOYODqc/FehL4gL IvsSer+oz9xmsdK8O2sUsE6gc9HP4EywwZHAlnTWOOx7q1pYPR+ANWrMWWQo5Zl7tV+k DDYnpzE3AX4n9ooyQXU1K3441F0wCE/bFsk2XCb+tYQ29UX0zBNUnzMZLtOjHIRENGg3 d4gJzfDWqHNebZsuklXZv0GePkYsAD5d/s7KOFyaLrjGlWxNxZd3zEGNQ4FROr832MM9 v/YXSrMVUqnoJPEPuBjUV3flNNhmTVk0Bx7CAm/dPlyvOF88E2yQaSwemCdG18yInir/ lUAw== X-Gm-Message-State: APjAAAWSdcY/nTz2UqhM7h9qHmkuLx1BrS7G2ZaSLbCpONkFyO5rj1XG B1485dYOJNjQ31bHaUyts0s0hOHoU4SkwQCqVtQ= X-Google-Smtp-Source: APXvYqxCiSmc6SLwp2LQdYKW1uaTzK6/CY/Rk8I186dPVoA+sbvvVj6HlVhX5QtxnGLWahcQbATn58g0VRru6u1dgyA= X-Received: by 2002:adf:c788:: with SMTP id l8mr11528043wrg.143.1553626469500; Tue, 26 Mar 2019 11:54:29 -0700 (PDT) MIME-Version: 1.0 References: <20190326184433.GE72367@server.rulingia.com> In-Reply-To: <20190326184433.GE72367@server.rulingia.com> From: Adrian Chadd Date: Tue, 26 Mar 2019 11:54:17 -0700 Message-ID: Subject: Re: loading the coredump file to memory To: Peter Jeremy Cc: Shivaprashanth H , "freebsd-acpi@freebsd.org" X-Rspamd-Queue-Id: B19DA81BBD X-Spamd-Bar: ------ Authentication-Results: mx1.freebsd.org X-Spamd-Result: default: False [-6.97 / 15.00]; NEURAL_HAM_MEDIUM(-1.00)[-1.000,0]; NEURAL_HAM_LONG(-1.00)[-1.000,0]; REPLY(-4.00)[]; NEURAL_HAM_SHORT(-0.97)[-0.970,0]; TAGGED_FROM(0.00)[] Content-Type: text/plain; charset="UTF-8" X-Content-Filtered-By: Mailman/MimeDel 2.1.29 X-BeenThere: freebsd-acpi@freebsd.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: ACPI and power management development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Tue, 26 Mar 2019 18:54:31 -0000 ... is someone trying to make suspend-to-disk work? :) -adrian On Tue, 26 Mar 2019 at 11:45, Peter Jeremy wrote: > On 2019-Mar-26 13:16:40 +0000, Shivaprashanth H < > shivprashanth.h@globaledgesoft.com> wrote: > >using sysctl debug.kdb.panic=1 command, panic can be simulated which > results in system reboot and writing of system context(ram snapshot?) to a > file vmcore.x in /var/crash > > > >my question is, will it be possible to load this file back into memory? > > If you mean, can you take the crashdump and turn it back into a running > system, > no that's not possible. Maybe if you explain what your objective is, we > might > be able to make suggestions. > > (And, I'm not sure how this relates to ACPI). > -- > Peter Jeremy >