2 ms·
You'd need your OS to support, and be configured to use, a disk mounting option that disables file access timestamps, otherwise reads ARE writes.
by 1000100_1000101 3mo ago
You'd need your OS to support, and be configured to use, a disk mounting option that disables file access timestamps, otherwise reads ARE writes.
- trinix912 3mo ago...and disable swap.
- wtallis 3mo agoDo any operating systems update file access time after every read operation instead of just at fopen?
- 1000100_1000101 3mo agoBased on the ~10x performance gain from disabling access timestamps in VxWorks' HRFS, I'd guess it does. I have no idea if that's common or rare.