Tag: #KubeVirt

← All posts

• Asked for 10Gi, but the PVC was 11381663335 bytes: Documenting CDI filesystem overhead extras

  The CDI documentation stated when using spec.storage that it "requests a PVC large enough to hold both the image and the filesystem metadata," but it did not state the resulting byte sizes for the PVC and the disk image

  2026-10-28 · 13 min read #오픈소스#오픈소스 기여#KubeVirt#CDI#문서

• When the documentation still puts spec.running, deprecated 2 years ago, on the very first line: How a KubeVirt user guide PR was merged in ten days

  The VirtualMachine field spec.running in KubeVirt has been deprecated since v1.4.0 (merged in September 2024), and the API server returns a warning every time a VM containing this field is created or modified. However, t

  2026-10-28 · 14 min read #오픈소스#오픈소스 기여#KubeVirt#쿠버네티스#문서

• Pointer Address in Logs: How a Two-Line Log Fix in CDI Was Merged in 2 Days and 19 Hours

  In the function where CDI selects the filesystem headroom per storage class, there are two log lines stating that the storage class could not be found. Both passed the string storage class name directly to klog.V(3).Info

  2026-10-28 · 11 min read #오픈소스#오픈소스 기여#KubeVirt#CDI#Go

• CDI Didn't Know local-path: Twelve Lines That Closed a Two-Year, Eleven-Month-Old Issue

  Because KubeVirt's disk helper, CDI, did not recognize local-path-provisioner (rancher.io/local-path), which is the default storage for k3s and kind, the StorageProfile for StorageClasses using this provisioner was alway

  2026-10-28 · 16 min read #오픈소스#오픈소스 기여#KubeVirt#CDI#스토리지

• The operator that searched for an unused webhook every 6 seconds: How the KubeVirt upstream PR was merged in 2 days and 16 hours

  Counting the requests sent by virt-operator in the TT Lab cluster to the API server over 59 days as the operator's own metrics revealed 843,995 GET requests looking for a non-existent webhook, all resulting in 404. This

  2026-10-28 · 16 min read #오픈소스#오픈소스 기여#KubeVirt#쿠버네티스#오퍼레이터