4 ms·
I'd guess that back then system call overhead was lower than with modern CPUs with deep pipelines, speculation and their vulnerability workarounds.
by dezgeg 3y ago
I'd guess that back then system call overhead was lower than with modern CPUs with deep pipelines, speculation and their vulnerability workarounds.
- pixl97 3y agoI'm thinking most stuff was designed around single core performance. Lots of drivers had big'ole gigantic locks which really killed multi processor performance. These days with modern CPUs with a ton of cores the complexity has increased greatly.
- paulddraper 3y agoIt wasn't lower. But people put up with it. Because they had to; there just wasn't a viable alternative