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Added resource manager for tracking and planning resource usage withi…
…n and across queries
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presto-main/src/main/java/io/prestosql/resourcemanager/BasicResourceStats.java
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,76 @@ | ||
| /* | ||
| * Copyright (C) 2018-2022. Huawei Technologies Co., Ltd. All rights reserved. | ||
| * 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 io.prestosql.resourcemanager; | ||
|
|
||
| import io.airlift.units.DataSize; | ||
| import io.airlift.units.Duration; | ||
|
|
||
| import java.util.Objects; | ||
| import java.util.concurrent.TimeUnit; | ||
|
|
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| public class BasicResourceStats | ||
| { | ||
| public Duration cpuTime; | ||
| public DataSize memCurrent; | ||
| public DataSize ioCurrent; | ||
|
|
||
| public BasicResourceStats() | ||
| { | ||
| this(DataSize.succinctBytes(0), | ||
| Duration.succinctDuration(0, TimeUnit.NANOSECONDS), | ||
| DataSize.succinctBytes(0)); | ||
| } | ||
|
|
||
| public BasicResourceStats(DataSize memCurrent, Duration cpuTime, DataSize ioCurrent) | ||
| { | ||
| this.memCurrent = memCurrent; | ||
| this.cpuTime = cpuTime; | ||
| this.ioCurrent = ioCurrent; | ||
| } | ||
|
|
||
| @Override | ||
| public boolean equals(Object o) | ||
| { | ||
| if (this == o) { | ||
| return true; | ||
| } | ||
| if (o == null || getClass() != o.getClass()) { | ||
| return false; | ||
| } | ||
|
|
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| BasicResourceStats stats = (BasicResourceStats) o; | ||
|
|
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| return this.cpuTime.equals(stats.cpuTime) | ||
| && this.ioCurrent.equals(stats.ioCurrent) | ||
| && this.memCurrent.equals(stats.memCurrent); | ||
| } | ||
|
|
||
| @Override | ||
| public int hashCode() | ||
| { | ||
| return Objects.hash(cpuTime, ioCurrent, memCurrent); | ||
| } | ||
|
|
||
| @Override | ||
| public String toString() | ||
| { | ||
| StringBuilder builder = new StringBuilder(); | ||
| builder.append("{") | ||
| .append("CpuTime: ").append(this.cpuTime).append(", ") | ||
| .append("Memory: ").append(this.memCurrent).append(", ") | ||
| .append("Network: ").append(this.ioCurrent).append("}"); | ||
| return builder.toString(); | ||
| } | ||
| } |
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