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iov2_test.go
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iov2_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 v2
import (
"fmt"
"os"
"testing"
)
func TestCgroupv2IOController(t *testing.T) {
t.Skip("FIXME: this test doesn't work on Fedora 32 Vagrant: TestCgroupv2IOController: iov2_test.go:42: failed to init new cgroup manager: write /sys/fs/cgroup/io-test-cg-22708/io.max: no such device")
checkCgroupMode(t)
group := "/io-test-cg"
groupPath := fmt.Sprintf("%s-%d", group, os.Getpid())
var (
//weight uint16 = 100
maj int64 = 8
min int64 = 0
rate uint64 = 120
)
res := Resources{
IO: &IO{
Max: []Entry{{Major: maj, Minor: min, Type: ReadIOPS, Rate: rate}},
},
}
c, err := NewManager(defaultCgroup2Path, groupPath, &res)
if err != nil {
t.Fatal("failed to init new cgroup manager: ", err)
}
defer os.Remove(c.path)
checkFileContent(t, c.path, "io.max", "8:0 rbps=max wbps=max riops=120 wiops=max")
}