Lo, could you please provide the full computer model as noted on the sticker of the computer itself (not from the Bug Description, or the result of a terminal command)?
** Description changed: Install Ubuntu16.04 in RAID1 created by Intel RSTe no matter legacy mode or UEFI mode. System hangs while rebooting Not found the issue in RAID0 No issue on Ubuntu14.04 Driver-OS inbox support - Below as error messages =================================================== INFO: task systemd-shutdow:1 blocked for more than 120 seconds. - Not tainted 4.4.0-21-generic #37-Ubuntu + Not tainted 4.4.0-21-generic #37-Ubuntu "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. INFO: task jbd2/md126p2-8:1732 blocked for more than 120 seconds. - Not tainted 4.4.0-21-generic #37-Ubuntu + Not tainted 4.4.0-21-generic #37-Ubuntu "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. INFO: task ext4lazyinit:1873 blocked for more than 120 seconds. - Not tainted 4.4.0-21-generic #37-Ubuntu + Not tainted 4.4.0-21-generic #37-Ubuntu "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. INFO: task kworker/u66:4:3139 blocked for more than 120 seconds. - Not tainted 4.4.0-21-generic #37-Ubuntu + Not tainted 4.4.0-21-generic #37-Ubuntu "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. =================================================== - Then I edit /etc/sysctl.conf with follow commands and the system - don't hang while rebooting - + WORKAROUND: edit /etc/sysctl.conf with follow commands and the system don't hang while rebooting: vm.dirty_background_ratio=5 vm.dirty_ratio=10 kernel.panic=3 kernel.hung_task_panic=1 kernel.hung_task_timeout_secs=30 - - But I don't know if it's an appropriate fix or not. - - - Thanks - --- - ApportVersion: 2.20.1-0ubuntu2 - Architecture: amd64 - DistroRelease: Ubuntu 16.04 - InstallationDate: Installed on 2016-12-15 (0 days ago) - InstallationMedia: Ubuntu-Server 16.04 LTS "Xenial Xerus" - Release amd64 (20160420.3) - Package: linux (not installed) - ProcEnviron: - LANGUAGE=en - TERM=xterm-256color - PATH=(custom, no user) - LANG=en_US.UTF-8 - SHELL=/bin/bash - Tags: xenial - Uname: Linux 4.9.0-040900rc8-generic x86_64 - UnreportableReason: The running kernel is not an Ubuntu kernel - UpgradeStatus: No upgrade log present (probably fresh install) - UserGroups: - - _MarkForUpload: True - --- + --- ApportVersion: 2.20.1-0ubuntu2 Architecture: amd64 AudioDevicesInUse: Error: command ['fuser', '-v', '/dev/snd/seq', '/dev/snd/timer'] failed with exit code 1: DistroRelease: Ubuntu 16.04 HibernationDevice: RESUME=UUID=f578df47-a1b8-4e66-bd37-904f943eb01b InstallationDate: Installed on 2016-12-15 (10 days ago) InstallationMedia: Ubuntu-Server 16.04 LTS "Xenial Xerus" - Release amd64 (20160420.3) MachineType: Dell DCS6430G Package: linux (not installed) ProcEnviron: - LANGUAGE=en - TERM=xterm-256color - PATH=(custom, no user) - LANG=en_US.UTF-8 - SHELL=/bin/bash + LANGUAGE=en + TERM=xterm-256color + PATH=(custom, no user) + LANG=en_US.UTF-8 + SHELL=/bin/bash ProcFB: 0 EFI VGA ProcKernelCmdLine: BOOT_IMAGE=/boot/vmlinuz-4.4.0-21-generic.efi.signed root=UUID=bc552762-1955-44b8-a83e-2a414f0e0bd1 ro ProcVersionSignature: Ubuntu 4.4.0-21.37-generic 4.4.6 PulseList: Error: command ['pacmd', 'list'] failed with exit code 1: No PulseAudio daemon running, or not running as session daemon. RelatedPackageVersions: - linux-restricted-modules-4.4.0-21-generic N/A - linux-backports-modules-4.4.0-21-generic N/A - linux-firmware 1.157 + linux-restricted-modules-4.4.0-21-generic N/A + linux-backports-modules-4.4.0-21-generic N/A + linux-firmware 1.157 RfKill: - + Tags: xenial Uname: Linux 4.4.0-21-generic x86_64 UpgradeStatus: No upgrade log present (probably fresh install) UserGroups: - + _MarkForUpload: True dmi.bios.date: 03/22/2016 dmi.bios.vendor: Dell dmi.bios.version: 2.0.3 dmi.board.name: 038VV0 dmi.board.vendor: Dell dmi.board.version: X01 dmi.chassis.type: 23 dmi.chassis.vendor: Dell dmi.modalias: dmi:bvnDell:bvr2.0.3:bd03/22/2016:svnDell:pnDCS6430G:pvr:rvnDell:rn038VV0:rvrX01:cvnDell:ct23:cvr: dmi.product.name: DCS6430G dmi.sys.vendor: Dell ** Tags added: regression-release ** Attachment removed: "JournalErrors.txt" https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1648388/+attachment/4792290/+files/JournalErrors.txt ** Tags added: kernel-bug-exists-upstream-4.9-rc8 needs-upstream-testing -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1648388 Title: Install Ubuntu16.04 in RAID1 created by Intel RSTe and the system hangs while rebooting To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1648388/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
