VM templates provides 38.68% speedup for kata containers when running with containerd shimv2.
| boot speed | |
|---|---|
| no-vm-template avg | 0.8199s |
| with-vm-template avg | 0.5028s |
| speedup | 38.68% |
CMD to run the test:
for I in $(seq 10); do time sudo ctr run -t -d --runtime io.containerd.kata.v2 docker.io/library/busybox:latest foobar$I top;done
| [vmfarm@runtime]$for I in $(seq 10); do time sudo ctr run -t -d --runtime io.containerd.kata.v2 docker.io/library/busybox:latest foobar$I top;done | |
| real 0m0.852s | |
| user 0m0.007s | |
| sys 0m0.057s | |
| real 0m0.813s | |
| user 0m0.034s | |
| sys 0m0.026s | |
| real 0m0.877s | |
| user 0m0.029s | |
| sys 0m0.074s | |
| real 0m0.804s | |
| user 0m0.000s | |
| sys 0m0.061s | |
| real 0m0.767s | |
| user 0m0.022s | |
| sys 0m0.043s | |
| real 0m0.811s | |
| user 0m0.034s | |
| sys 0m0.057s | |
| real 0m0.765s | |
| user 0m0.024s | |
| sys 0m0.031s | |
| real 0m0.795s | |
| user 0m0.015s | |
| sys 0m0.052s | |
| real 0m0.833s | |
| user 0m0.021s | |
| sys 0m0.037s | |
| real 0m0.882s | |
| user 0m0.031s | |
| sys 0m0.053s |
| [vmfarm@runtime]$for I in $(seq 10);do time sudo ctr run -t -d -rm --runtime io.containerd.kata.v2 docker.io/library/busybox:latest foobar$I top;done | |
| real 0m0.632s | |
| user 0m0.042s | |
| sys 0m0.044s | |
| real 0m0.461s | |
| user 0m0.016s | |
| sys 0m0.042s | |
| real 0m0.497s | |
| user 0m0.046s | |
| sys 0m0.043s | |
| real 0m0.466s | |
| user 0m0.010s | |
| sys 0m0.046s | |
| real 0m0.516s | |
| user 0m0.017s | |
| sys 0m0.072s | |
| real 0m0.464s | |
| user 0m0.018s | |
| sys 0m0.047s | |
| real 0m0.482s | |
| user 0m0.013s | |
| sys 0m0.046s | |
| real 0m0.461s | |
| user 0m0.018s | |
| sys 0m0.038s | |
| real 0m0.557s | |
| user 0m0.006s | |
| sys 0m0.041s | |
| real 0m0.492s | |
| user 0m0.019s | |
| sys 0m0.027s |