After update the latest v4.9 kernel ,the issue still exist.
Below as error messages
===================================================
INFO: task systemd-shutdow:1 blocked for more than 120 seconds.
Not tainted 4.9.0-040900rc8-generic #201612051443
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
INFO: task jbd2/md126p2-8:2710 blocked for more than 120 seconds.
Not tainted 4.9.0-040900rc8-generic #201612051443
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
===================================================
Thanks
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https://bugs.launchpad.net/bugs/1648388
Title:
Install Ubuntu16.04 in RAID1 created by Intel RSTe and the system
hangs while rebooting
Status in linux package in Ubuntu:
Incomplete
Bug description:
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
"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
"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
"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
"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
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
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