This release comes with performance fixes of snapshotter implementation and lossless compression of eStargz.

Notable Changes

• estargz
  • Support lossless compression (#453)
• Stargz Store
  • Add logging of statFile errors (#442), thanks to @vkuzniet
  • Reset bytes.Buffer before returning it to sync.Pool (#448), thanks to @kzys
  • Avoid downloading the same data from the registry multiple times (#446), thanks to @vkuzniet
  • Start pre/background-fetch of layers in an image simultaneously (#467)
• CI
  • Reduce required environment variables on "make benchmark" (#441), thanks to @kzys
  • Run ctr pprof against containerd-stargz-grpc in Hello Bench (#445), thanks to @kzys
  • Add test with upstream k3s (#447)
  • Add test with k3s + argo workflow (#449)