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fix a bug about getCpuUsage from romanticmj:master

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huoyo 2024-05-26 19:40:49 +08:00
parent 427d99f93e
commit 5965c682b4
1 changed files with 7 additions and 2 deletions
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9
src/main/java/cn/langpy/kotime/service/ThreadUsageService.java
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@ -33,8 +33,13 @@ public class ThreadUsageService {
Thread thread = threads[i];
ThreadInfo threadInfo = new ThreadInfo();
threadInfo.setId(thread.getId());
threadInfo.setCpuUsage(BigDecimal.valueOf(threadMXBean.getThreadCpuTime(thread.getId()))
.divide(BigDecimal.valueOf(threadMXBean.getThreadUserTime(thread.getId())), 2, BigDecimal.ROUND_HALF_UP));
BigDecimal threadCpuTime = BigDecimal.valueOf(threadMXBean.getThreadCpuTime(thread.getId()));
BigDecimal threadUserTime = BigDecimal.valueOf(threadMXBean.getThreadUserTime(thread.getId()));
if (threadUserTime.doubleValue() > 0) {
threadInfo.setCpuUsage(threadCpuTime.divide(threadUserTime, 2, BigDecimal.ROUND_HALF_UP));
}else {
threadInfo.setCpuUsage(BigDecimal.ZERO);
}
threadInfo.setName(thread.getName());
threadInfo.setClassType(thread.getClass().getSimpleName());
threadInfo.setState(thread.getState().name());