ctr-powertest

README

ctr-powertest - Container runtime test tool

Easy and extensible tool for any OCI supported container runtime.

Useful to run same testcases on supported runtimes.

Currently supports

• containerd
  • Status : WIP
    • Containerd support is 80% completed.
• k8s CRI
  • Any runtime that implementes Kubernetes Container Runtime Interface
  • Tested for cri-containerd & cri-o
  • Status : WIP
    • CRI support is 60% completed.

Usage:

ctr-powertest -p <protocol> [-r <runtime>] <test-cases> [flags] [args]

Usage Example:

ctr-powertest -p cri -r cri-containerd stress -t image-pull

Examples

$ sudo ./ctr-powertest -p containerd basic
INFO[0000] Running tests on containerd v1.0.0-beta.1-23-g70b353d.m
INFO[0000] TestPullContainerImage..
INFO[0000] OK..
INFO[0000] TestCreateContainers..
INFO[0000] OK..
INFO[0000] TestCreateRunningContainers..
INFO[0000] OK..
INFO[0000] TestCreateRunningNWaitContainers..
INFO[0006] OK..


$ sudo ./ctr-powertest -p cri -r cri-containerd basic
INFO[0000] Running tests on &VersionResponse{Version:0.1.0,RuntimeName:cri-containerd,RuntimeVersion:1.0.0-alpha.0-35-gd50c610-dirty,RuntimeApiVersion:0.0.0,}
INFO[0000] TestPullContainerImage..
INFO[0003] OK..
INFO[0003] TestCreateContainers..
INFO[0006] OK..
INFO[0006] TestCreateRunningContainers..
INFO[0008] OK..
INFO[0008] TestCreateRunningNWaitContainers..
INFO[0011] OK..

Usage:

$ sudo ./ctr-powertest --help
container runtime testing tool

Usage:
  ctr-powertest [flags]
  ctr-powertest [command]

Available Commands:
  basic       runs basic tests
  profile     profile container operations.
  stress      Run container tests in parallel (Stress Test)

Flags:
  -d, --debug            debug mode
  -p, --proto string     Protocol [ containerd, cri ] (default "containerd")
  -r, --runtime string   CRI-Runtime [ cri-containerd, crio ] (default "cri-containerd")

Performace:

Below is some performace numbers as of Oct 23, 2017

• All using same runc version

runc version 1.0.0-rc4+dev
commit: f53ad9cec928821a25c2a74eb8bd95558f8cf152
spec: 1.0.0

Important TODO:

• Implement Exec interface for CRI and containerd.
• Implement Wait & Kill for CRI

Contribution , Feedback and reviews are welcome :).