3 ms·
Very good list. [22] Avoid using real-time for correctness guarantees or comparing clocks across machines unless you have (and understand) error bounds on the
by krisrm 5y ago
Very good list.
[22] Avoid using real-time for correctness guarantees or comparing clocks across machines unless you have (and understand) error bounds on the clock.
I shudder to think of the hours spent head-scratching that went into this Lesson Learned :)
- dmoy 5y agoFor [22] taken to an extreme level, read the original Spanner paper from 2012 (?): https://static.googleusercontent.com/media/research.google.com/en//archive/spanner-osdi2012.pdf https://static.googleusercontent.com/media/research.google.c... It goes into a lot of detail on this