Qunata server memory stress cause "rcu_sched detected stalls on cpus/tasks"
Bug #1796217 reported by
Zhanglei Mao
This bug affects 1 person
Affects | Status | Importance | Assigned to | Milestone | |
---|---|---|---|---|---|
linux (Ubuntu) |
Expired
|
High
|
Unassigned | ||
Bionic |
Expired
|
High
|
Unassigned |
Bug Description
We are facing a problem during the certification test. System always stop at below screen while memory stress. In the following re-producing, kernel seems un-normal and it can’t capture above info into the syslog or kernel log, but the console will show same warning as screen shot attachment file.
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This bug is missing log files that will aid in diagnosing the problem. While running an Ubuntu kernel (not a mainline or third-party kernel) please enter the following command in a terminal window:
apport-collect 1796217
and then change the status of the bug to 'Confirmed'.
If, due to the nature of the issue you have encountered, you are unable to run this command, please add a comment stating that fact and change the bug status to 'Confirmed'.
This change has been made by an automated script, maintained by the Ubuntu Kernel Team.