[Bug 1064929] Kernel container scalability issue in docker - VFS and mount path consuming too much CPU

[Red Hat Bugzilla]

https://bugzilla.redhat.com/show_bug.cgi?id=1064929

--- Comment #12 from Ian Kent  ---
Created attachment 865491
  --> https://bugzilla.redhat.com/attachment.cgi?id=865491&action=edit
kernel config diff

I was looking mostly at the "Lock Debugging (spinlocks,
mutexes, etc...)" and the "RCU Debugging" sections but
didn't see what I thought were similar differences between
the rhel7 and ubuntu configs. on the test machine.