6 ms·
mmap is modern? Lol. I used mmap in Java back in 2013 to offheap large matrices in our regression engine. Mmap probably exists long before that. Edit: and yes,
by mrbonner 4y ago
mmap is modern? Lol. I used mmap in Java back in 2013 to offheap large matrices in our regression engine. Mmap probably exists long before that.
Edit: and yes, the JVM only reported a few hundreds MBs used in the heap. In reality, the memory mapped file is several GBs in size.
- loeg 4y agoThe syscall was described in 4.2-4.3BSD in the 80s and shipped in 4.3BSD-Reno in 1990. The underlying concept of memory-mapped files dates back to at least the 70s. So all of this to say -- I agree, it's not especially new. https://en.wikipedia.org/wiki/Mmap https://en.wikipedia.org/wiki/Mmap
- peterfirefly 4y agohttps://en.wikipedia.org/wiki/Multics#Novel_ideas https://en.wikipedia.org/wiki/Multics#Novel_ideas
- Kiro 4y ago2013 is modern.
- queuebert 4y agoI have kids older than your usage of mmap.
- antonvs 4y ago> modern? Lol. 2013 How to tell if a dev is in their 20s or thereabouts