Revert "Reduce rax-iad usage by 50%"

This reverts commit c9ad28e2e4695824673de779c9d609203482539d.

Received all-clear from antonym.

Change-Id: I1422b8fe8476a328bdae02be5446f66cd4410cfd
Merge "Revert "Reduce rax-iad usage by 50%""