LiKaiping415 opened a new issue, #4337:
URL: https://github.com/apache/shenyu/issues/4337
### Is there an existing issue for this?
- [X] I have searched the existing issues
### Current Behavior
Shenyu occasionally causes CPU spikes
When the CPU soars, all the requests are blocked
Stack information for threads that cause CPU spikes：
java.lang.Thread.State: RUNNABLE
at
org.apache.commons.collections4.map.AbstractHashedMap.getEntry(AbstractHashedMap.java:462)
at
org.apache.commons.collections4.map.AbstractLinkedMap.getEntry(AbstractLinkedMap.java:216)
at org.apache.commons.collections4.map.LRUMap.get(LRUMap.java:250)
at org.apache.commons.collections4.map.LRUMap.get(LRUMap.java:233)
at
org.apache.shenyu.plugin.base.cache.MetaDataCache.obtain(MetaDataCache.java:123)
at
org.apache.shenyu.plugin.global.DefaultShenyuContextBuilder.buildData(DefaultShenyuContextBuilder.java:75)
at
org.apache.shenyu.plugin.global.DefaultShenyuContextBuilder.build(DefaultShenyuContextBuilder.java:60)
at
org.apache.shenyu.plugin.global.GlobalPlugin.execute(GlobalPlugin.java:47)
at
org.apache.shenyu.web.handler.ShenyuWebHandler$DefaultShenyuPluginChain.lambda$execute$0(ShenyuWebHandler.java:221)
at
org.apache.shenyu.web.handler.ShenyuWebHandler$DefaultShenyuPluginChain$$Lambda$1134/955660766.get(Unknown
Source)
at reactor.core.publisher.MonoDefer.subscribe(MonoDefer.java:44)
at reactor.core.publisher.MonoDefer.subscribe(MonoDefer.java:52)
### Expected Behavior
Requests can be processed all the time
### Steps To Reproduce
occasionally
### Environment
```markdown
ShenYu version(s):2.5.0
```
### Debug logs
java.lang.Thread.State: RUNNABLE
at
org.apache.commons.collections4.map.AbstractHashedMap.getEntry(AbstractHashedMap.java:462)
at
org.apache.commons.collections4.map.AbstractLinkedMap.getEntry(AbstractLinkedMap.java:216)
at org.apache.commons.collections4.map.LRUMap.get(LRUMap.java:250)
at org.apache.commons.collections4.map.LRUMap.get(LRUMap.java:233)
at
org.apache.shenyu.plugin.base.cache.MetaDataCache.obtain(MetaDataCache.java:123)
at
org.apache.shenyu.plugin.global.DefaultShenyuContextBuilder.buildData(DefaultShenyuContextBuilder.java:75)
at
org.apache.shenyu.plugin.global.DefaultShenyuContextBuilder.build(DefaultShenyuContextBuilder.java:60)
at
org.apache.shenyu.plugin.global.GlobalPlugin.execute(GlobalPlugin.java:47)
at
org.apache.shenyu.web.handler.ShenyuWebHandler$DefaultShenyuPluginChain.lambda$execute$0(ShenyuWebHandler.java:221)
at
org.apache.shenyu.web.handler.ShenyuWebHandler$DefaultShenyuPluginChain$$Lambda$1134/955660766.get(Unknown
Source)
at reactor.core.publisher.MonoDefer.subscribe(MonoDefer.java:44)
at reactor.core.publisher.MonoDefer.subscribe(MonoDefer.java:52)
### Anything else?
no
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