[HN Gopher] OpenBSD: Hibernate Time Reduced ___________________________________________________________________ OpenBSD: Hibernate Time Reduced Author : rodrigo975 Score : 19 points Date : 2021-09-01 06:09 UTC (3 hours ago) (HTM) web link (www.undeadly.org) (TXT) w3m dump (www.undeadly.org) | kiwijamo wrote: | Out of interest what does similar numbers look like on Windows, | Linux, etc? | ggm wrote: | Not identical but related: do compilers tune with the OS to get | code and data into L1 cache? I believe so, I want to believe you | can compile to avoid mem fetch, let alone disc. E.g. if I know my | AES needs a 20k table, does the compiler know how to make this | apparent to the CPU farm so its never out of L1? | | I continue to believe a 2cpu 1mb L1 cache is faster than 2 cpu, | 2HT, 512k L1 cache. 4x fake CPUs and less L1 doesn't beat true | cpu and lots of cache on die. But, I might be wrong! | adrianN wrote: | Profile guided optimization can help compilers put data in the | right place, but in general compilers are not very good at | that. | kristjank wrote: | Great to hear that; Getting closer to running it as a bare-metal | desktop OS by the day. | nix23 wrote: | Look being a great fan of BSD (especially FreeBSD), i have one | big problem with all of them on my laptop....and it is | Wireless! A max speed of ~650kb/s is just not a usable one | today. | | Well and on the workstation that you cannot change fanspeed on | a AMD-GPU, those are my 2 big-points. | messe wrote: | > A max speed of ~650kb/s is just not a usable one today | | What card model, how do you have it configured, and how far | from the router are you? 650kb/s is not an inherent limit on | any BSD, and much higher speeds are easily possible if you | have supported hardware. ___________________________________________________________________ (page generated 2021-09-01 10:00 UTC)