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Description
版本:1.4.1
配置:
FlowRule paceRule = new FlowRule();
paceRule.setResource(resourceName);
paceRule.setCount(distributeConfig.getQps().doubleValue());
paceRule.setGrade(RuleConstant.FLOW_GRADE_QPS);
paceRule.setLimitApp("default");
paceRule.setControlBehavior(RuleConstant.CONTROL_BEHAVIOR_RATE_LIMITER);
paceRule.setMaxQueueingTimeMs(distributeConfig.getQpsWaittingTime() * 1000);
flowRules.add(paceRule);
使用:
if (SphO.entry(distributeResourceName)) {
//业务逻辑
return XXX;
}
//业务逻辑
现象:
请求量高,大约200多个线程左右并发,限流值:5,在半夜出现CPU持续飙高未打满,4核cpu达到3.18左右,然后就出现SphO.entry(resourceName)方法固定执行4秒钟,同时接口处的另一个SphO.entry方法固定执行2秒钟,的重启服务后恢复
环境:
jdk 8,spring boot 1.5.8,spring 4.3.12,4核cpu3G
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