| /* |
| * Copyright 2017-present Open Networking Foundation |
| * |
| * 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 org.onosproject.drivers.server.stats; |
| |
| /** |
| * CPU statistics API. |
| */ |
| public interface CpuStatistics { |
| |
| /** |
| * Returns the ID of a CPU core. |
| * |
| * @return CPU core identifier |
| */ |
| int id(); |
| |
| /** |
| * Returns the load of this CPU core. |
| * This is a value in [0, 1]. |
| * Zero means no load, while one means fully loaded. |
| * |
| * @return load of a CPU core |
| */ |
| float load(); |
| |
| /** |
| * Returns the status (true=busy, false=free) of a CPU core. |
| * |
| * @return boolean CPU core status |
| */ |
| boolean busy(); |
| |
| } |