3 ms·
Greatest problem is copying data in and out kernel-space to user-space. This causes huge traffic on RAM and trashes caches all along the way.
by motoboi 11y ago
Greatest problem is copying data in and out kernel-space to user-space.
This causes huge traffic on RAM and trashes caches all along the way.
- signa11 11y ago> Greatest problem is copying data in and out kernel-space to user-space. even if you could do away with copying e.g. packet_mmap (on linux), context switch will kill you...