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alexzenla

HN member
Joined
Sun, Oct 26, 2025, 1:39 AM UTC
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11
Public activity
14 items

About alexzenla

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Recent public activity

  1. comment
    Comment #48719934

    When building Edera (product from article), I also had the added problem of the virtual networking gap where I was bridging a 10Gbit NIC over a virtual interface, and I had weird p…

  2. comment
    Comment #48719821

    (CTO of Edera here) Great point! We also try to factor that in as well. Steven (the author) will cover that in part 2!

  3. story
  4. comment
    Comment #47254231

    All of that is a yes, plus compressed memory is a big component of macOS.

  5. comment
    Comment #46941951

    When running on bare metal, the CPU performance is within 1%, so usually quite well! Hardest thing is I/O, but we do a lot to help with that too.

  6. comment
    Comment #46941945

    I'd say the limitation has been that sometimes we have to implement things by hand. But it has enabled us to do things that others can't achieve since KVM is a singular stack in ma…

  7. comment
    Comment #46941933

    I was more specifically referring to the fact that to implement threads in gVisor, it calls to the go runtime, which does make calls to clone() (not fork()), but I see the pushback…

  8. comment
    Comment #46890036

    This is why you can't build these microVM systems to just do isolation, it has to provide more value than that. Observability, policy, etc.

  9. comment
    Comment #46889989

    This is the thesis of our research paper here, a good middle ground is necessary: https://arxiv.org/abs/2501.04580

  10. comment
    Comment #46889967

    The reason why virtualization approaches with true Linux kernels is still important is what you do allow via syscalls ultimately does result in a syscall on the host system, even i…

  11. comment
    Comment #46889842

    This is a big reason for our strategy at Edera ( https://edera.dev ) of building hypervisor technology that eliminates the standard x86/ARM kernel overhead in favor of deep para-vi…

  12. comment
    Comment #46621706

    Not sure why this says East coast, I am also affected here in Seattle.

  13. story
  14. comment
    Comment #45710039

    Hi! I’m the CTO of Edera and discovered this bug with my colleague Steven! The story of this bug is interesting. We were both up late at night working on GPU support on the Edera p…