Cloud Hypervisor can now read virtio-balloon statistics
Brief
Linux-specific OOM and reclaim counters ride along with the virtio spec set.
Notes
4b3cc4f6941d (Andrew Onyshchuk, 2026-07-28) exposes GET /vm.balloon-stats, the D-Bus counterpart, and ch-remote balloon-stats. Device: b8564a7184ef implements the statistics virtqueue and caches the latest sample. Wire: 1084b4e13142. Docs: 947db281fb7e. Tests: 803bbe6c5be5. Assisted-by: Claude:Opus-4.6.
One 18:56Z push. Not a recast of bd0049c2, 2218da7b, c329e32f, d22e5c7a. No GHSA. Latest release remains v53.0.
Commit 4b3cc4f6941d5cd866f9bcfcc5cd0821161f4b2c