Instance manager#6

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sjmiller609 merged 24 commits intomainfrom

instance-manager

Nov 12, 2025

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sjmiller609 commented Nov 11, 2025 •

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Instance manager:

Manages VM instance lifecycle using Cloud Hypervisor.
More information in lib/instances/README.md

System manager:

Handles downloading kernel and building initrd, managing versions
More information in lib/system/README.md

Out of scope in this PR: Networking, attached volumes

sjmiller609 added 6 commits

November 11, 2025 15:08


          Instance manager

5a829c9


          Kernel and initrd setup

c95306b


          Add instances manager README

a35cc7e


          Hotplug memory management only

85acfe0


          Working on tests

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          Switch back to ext4 for rootfs, and instance booting working

3accb30

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sjmiller609 requested a review from rgarcia

November 11, 2025 22:33

sjmiller609 added 4 commits

November 11, 2025 20:19


          Create cpio initrd with Golang

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          Safer versioning initrd

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          More readable config script formatting

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          Make overlay size configurable

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sjmiller609 added 3 commits

November 11, 2025 23:39


          Derive state instead of storing it

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          Per instance locks

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          Track process IDs

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          Clean up test vmms

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rgarcia reviewed

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sjmiller609 added 9 commits

November 12, 2025 09:58


          Add logs

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          Testing for memory unplug

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          Improve test

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          Use paths module

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          Fix tests

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          Cuid2

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          Handle CPU topology

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          Add test to confirm files not closed for CH

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          Without cancel

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sjmiller609 marked this pull request as ready for review

November 12, 2025 18:56

sjmiller609 requested a review from rgarcia

November 12, 2025 18:56


          allow consecutive dashes

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sjmiller609 merged commit 3cfa5fd into main

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sjmiller609 deleted the instance-manager branch

November 12, 2025 19:17

sjmiller609 added a commit that referenced this pull request


          Merge pull request #6 from onkernel/release-please--branches--main--c…

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…hanges--next

release: 0.3.0

sjmiller609 added a commit that referenced this pull request


          Merge pull request #6 from onkernel/release-please--branches--main--c…

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…hanges--next

release: 0.4.0

stainless-app bot pushed a commit that referenced this pull request


          Merge pull request #6 from onkernel/release-please--branches--main--c…

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release: 0.4.0

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