frontpage.
newsnewestaskshowjobs

Made with ♥ by @iamnishanth

Open Source @Github

Open in hackernews

Can Linux have "transfer data structures to new kernel" rebooting like Minix?

5•vitalmixofntrnt•1w ago
Or would that go against the monolithic kernel paradigm of the Linux kernel?

Edit: There's this flag in kexec: "--load-preserve-context Load the new kernel and preserve context of current kernel during kexec."

Comments

LinuxBender•1w ago
You are describing Kernel Live Patching [1][2][3][4] most commonly used in VPS providers to minimize downtime but keep the fleet patched for security issues. There are some limitations listed in some of the documents below.

[1] - https://wiki.archlinux.org/title/Kernel_live_patching

[2] - https://www.redhat.com/en/topics/linux/what-is-linux-kernel-...

[3] - https://docs.aws.amazon.com/linux/al2023/ug/live-patching.ht...

[4] - https://wiki.alpinelinux.org/wiki/Kernel_live_patching

Is it possible to write plain C iOS app in 2025?

81•iMario•3d ago•41 comments

Ask HN: Why is there no P2P streaming protocol like BitTorrent?

228•memet_rush•3d ago•218 comments

Ask HN: Software Engineers to follow who have a healthy skepticism of AI

8•wronginternet4•14h ago•12 comments

Ask HN: Why do people buy Nvidia RTX 5090 at x2 the MSRP?

10•behnamoh•21h ago•7 comments

Ask HN: What are the best books on talking to users?

4•terrellbm•11h ago•5 comments

Ask HN: Have you been contracted for your repo?

5•gamescr•12h ago•1 comments

Ask HN: I feel pessimistic about the future – advice?

34•hnuu3•17h ago•26 comments

PolyThink: A Multi-Agent AI System to Eliminate Hallucinations

8•kuberwastaken•1d ago•5 comments

Ask HN: The Future of SaaS

2•pramatosh5125•19h ago•1 comments

Ask HN: Git Rebase and Merge or Squash and Merge?

5•floriangosse•20h ago•3 comments

Ask HN: How do people around you use AI?

3•nicbou•21h ago•9 comments

Ask HN: How do you monetize personal code if it's not an "app"?

169•splimeproject•5d ago•68 comments

Ask HN: What is the future of tech roles?

6•farzd•1d ago•8 comments

A Scalable Standard for Clean ECommerce Data in LLMs (Fork of Llms.txt)

2•nicola_alessi•1d ago•0 comments

RocketSDR – Are they faking being backed with YC?

3•blendertom•1d ago•2 comments

Ask HN: Why Don't More Product Teams Collaborate on Domain Models?

3•adangit•1d ago•4 comments

Ask HN: What is the best font and styling combo for readability on the web?

15•duxup•2d ago•9 comments

Understanding Some Limits of DeepSeek

9•hazymemory•2d ago•0 comments

Restrictions on Our Freedom to Study Software: Train Manufacturer vs. "Hackers"

4•nathan_phoenix•21h ago•1 comments

Ask HN: What's the Most Effective Way You've Improved Focus?

21•schappim•1d ago•21 comments

Tell HN: A realization I've had about working with AIs and building software

19•keepamovin•2d ago•15 comments

Ask HN: Dora Metrics: Are they here to stay?

3•riyanapatel•17h ago•1 comments

Ask HN: How do you raise your kids in the age of AI?

4•MichaelMoser123•1d ago•23 comments

Ask HN: Magic links are bad UX and make people's lives worse. Change my mind

51•figassis•3d ago•39 comments

Ask HN: Has anyone quit their startup (VC-backed) over cofounder disagreements?

77•stuck12345•6d ago•74 comments

Ask HN: Why don't we have a functional DSL for data+embedding+API pipelines?

21•codingmoh•4d ago•21 comments

Ask HN: Slopsquat CVE?

3•ChuckMcM•3d ago•1 comments

Ask HN: How can sending emails cost Let's Encrypt five figures?

6•rrr_oh_man•2d ago•7 comments

Ask HN: What are the best books with problem sets that test your understanding?

12•jimsojim•4d ago•7 comments

Ask HN: Is Windows ever going to suck less?

9•CppPro•14h ago•11 comments