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Parallel参数细节的完善

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Chuanyi Li
2018-07-05 20:24:42 +08:00
parent da8bf59d5b
commit be605617c3
7 changed files with 16 additions and 12 deletions
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12
parse/src/main/java/com/alibaba/otter/canal/parse/inbound/AbstractEventParser.java
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@@ -90,9 +90,9 @@ public abstract class AbstractEventParser<EVENT> extends AbstractCanalLifeCycle
protected boolean isGTIDMode = false; // 是否是GTID模式
protected boolean parallel = true; // 是否开启并行解析模式
protected int parallelThreadSize = Runtime.getRuntime()
protected Integer parallelThreadSize = Runtime.getRuntime()
.availableProcessors() * 60 / 100; // 60%的能力跑解析,剩余部分处理网络
protected int parallelBufferSize = 16 * parallelThreadSize;
protected int parallelBufferSize = 256; // 必须为2的幂
protected MultiStageCoprocessor multiStageCoprocessor;
protected abstract BinlogParser buildParser();
@@ -595,11 +595,13 @@ public abstract class AbstractEventParser<EVENT> extends AbstractCanalLifeCycle
return parallelThreadSize;
}
public void setParallelThreadSize(int parallelThreadSize) {
this.parallelThreadSize = parallelThreadSize;
public void setParallelThreadSize(Integer parallelThreadSize) {
if (parallelThreadSize != null) {
this.parallelThreadSize = parallelThreadSize;
}
}
public int getParallelBufferSize() {
public Integer getParallelBufferSize() {
return parallelBufferSize;
}