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A comment on Google says Rowhammer attacks are gaining range as RAM is getting denser. Parent comment
For your suggestion to work, you’d need to also duplicate the logic that checks the redundant bits, etc, etc.
If you really want to do this, you end up doing what satellites do to deal with cosmic rays:
Ship three identical computers. If state diverges, majority rules. See page 9 (Radiation-Effects Mitigation and Hardness) for an FPGA example:
https://www.xilinx.com/support/documentation/white_papers/wp...
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For your suggestion to work, you’d need to also duplicate the logic that checks the redundant bits, etc, etc.
If you really want to do this, you end up doing what satellites do to deal with cosmic rays:
Ship three identical computers. If state diverges, majority rules. See page 9 (Radiation-Effects Mitigation and Hardness) for an FPGA example:
https://www.xilinx.com/support/documentation/white_papers/wp...