News for hackers. Stuff that matters.

A comment on Casey Muratori – The Root of the Root of All Evil – BSC 2026 [video]. Parent comment

Re:Casey Muratori – The Root of the Root of All Evil – BSC 2... by adgjlsfhk1 on Sunday August 30, 2026 @12:21PM (#49500064)
> I/O is inherently very slow compared to computation

This isn't really true anymore. IO has bad latency, but modern SSD bandwidth is ~5-15GB/s. If your program is IO latency bound and processing less that 5GB/s you aren't IO bound, you aren't hiding your latency well enough.

[ Parent | on HN ]
Re:Casey Muratori – The Root of the Root of All Evil – BSC 2... by wavemode on Sunday August 30, 2026 @03:40PM (#49502037)
> modern SSD bandwidth is ~5-15GB/s

That's nothing compared to modern memory bandwidth.

[ Parent | on HN ]