The article mentions a mismatch of 4KB (Linux) vs 16KB (iOS) page sizes. Further reading:<p><a href="https://github.com/torvalds/linux/blob/master/Documentation/arm64/memory.rst" rel="nofollow">https://github.com/torvalds/linux/blob/master/Documentation/...</a><p><a href="https://developer.apple.com/library/archive/documentation/Performance/Conceptual/ManagingMemory/Articles/AboutMemory.html" rel="nofollow">https://developer.apple.com/library/archive/documentation/Pe...</a>