2 ms·

I'm going to guess copy-on-write is 90% of what makes it fast: "To be fair, Apple’s relatively new APFS file system is designed to speed up file copies using a

I'm going to guess copy-on-write is 90% of what makes it fast: "To be fair, Apple’s relatively new APFS file system is designed to speed up file copies using a technology Apple calls Instant Cloning. But a win is a win."

MBCook 8y ago
Copy on write should be WAY faster than that. These numbers are similar to the iMac Pro, which uses a similar setup (T2, multiple flash chips). I don’t think the benchmark was dumb enough to just be ‘cp fileOne fileTwo’, they would have taken the APFS instant copy into account.