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benchmark_test.go
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benchmark_test.go
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/*
Copyright The containerd Authors.
Licensed under the Apache License, Version 2.0 (the "License");
you may not use this file except in compliance with the License.
You may obtain a copy of the License at
http://www.apache.org/licenses/LICENSE-2.0
Unless required by applicable law or agreed to in writing, software
distributed under the License is distributed on an "AS IS" BASIS,
WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
See the License for the specific language governing permissions and
limitations under the License.
*/
package containerd
import (
"fmt"
"testing"
"github.com/containerd/containerd/containers"
"github.com/containerd/containerd/oci"
)
func BenchmarkContainerCreate(b *testing.B) {
client, err := newClient(b, address)
if err != nil {
b.Fatal(err)
}
defer client.Close()
ctx, cancel := testContext(b)
defer cancel()
image, err := client.GetImage(ctx, testImage)
if err != nil {
b.Error(err)
return
}
spec, err := oci.GenerateSpec(ctx, client, &containers.Container{ID: b.Name()}, oci.WithImageConfig(image), withTrue())
if err != nil {
b.Error(err)
return
}
var containers []Container
defer func() {
for _, c := range containers {
if err := c.Delete(ctx, WithSnapshotCleanup); err != nil {
b.Error(err)
}
}
}()
// reset the timer before creating containers
b.ResetTimer()
for i := 0; i < b.N; i++ {
id := fmt.Sprintf("%s-%d", b.Name(), i)
container, err := client.NewContainer(ctx, id, WithNewSnapshot(id, image), WithSpec(spec))
if err != nil {
b.Error(err)
return
}
containers = append(containers, container)
}
b.StopTimer()
}
func BenchmarkContainerStart(b *testing.B) {
client, err := newClient(b, address)
if err != nil {
b.Fatal(err)
}
defer client.Close()
ctx, cancel := testContext(b)
defer cancel()
image, err := client.GetImage(ctx, testImage)
if err != nil {
b.Error(err)
return
}
spec, err := oci.GenerateSpec(ctx, client, &containers.Container{ID: b.Name()}, oci.WithImageConfig(image), withTrue())
if err != nil {
b.Error(err)
return
}
var containers []Container
defer func() {
for _, c := range containers {
if err := c.Delete(ctx, WithSnapshotCleanup); err != nil {
b.Error(err)
}
}
}()
for i := 0; i < b.N; i++ {
id := fmt.Sprintf("%s-%d", b.Name(), i)
container, err := client.NewContainer(ctx, id, WithNewSnapshot(id, image), WithSpec(spec))
if err != nil {
b.Error(err)
return
}
containers = append(containers, container)
}
// reset the timer before starting tasks
b.ResetTimer()
for _, c := range containers {
task, err := c.NewTask(ctx, empty())
if err != nil {
b.Error(err)
return
}
defer task.Delete(ctx)
if err := task.Start(ctx); err != nil {
b.Error(err)
return
}
}
b.StopTimer()
}