4 ms·
there's a lot of optimisations they don't engage with because it makes the code "ugly" but there's a larger one here, where they disable hyperthreading outright
by dijit 1y ago
there's a lot of optimisations they don't engage with because it makes the code "ugly" but there's a larger one here, where they disable hyperthreading outright due to side-channel attacks.
Might be a leading cause of what you're seeing.
- thelastgallon 1y agoSo, spin up lots of single-core VMs?
- dijit 1y agofor I/O intensive applications, it's always been true that VMs are a decent chunk of overhead: https://sites.cc.gatech.edu/systems/projects/Elba/pub/JackLiBigdata13.pdf https://sites.cc.gatech.edu/systems/projects/Elba/pub/JackLi... Also, it's likely already in a VM.
- basscomm 1y ago> where they disable hyperthreading outright due to side-channel attacks. You can turn on hyperthreading if you need/want it: https://www.openbsd.org/faq/faq10.html#SMT https://www.openbsd.org/faq/faq10.html#SMT