[patch] Reduced getPoolSize

getPoolSize.patch (text/plain), 1.52 KB, created by Torres Yang on 2020-02-18 18:31:51 UTC

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Description: Reduced getPoolSize

Filename:

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Creator: Torres Yang

Created: 2020-02-18 18:31:51 UTC

Size: 1.52 KB

patch

obsolete

>Index: java/org/apache/tomcat/util/threads/TaskQueue.java >IDEA additional info: >Subsystem: com.intellij.openapi.diff.impl.patch.CharsetEP ><+>UTF-8 >=================================================================== >--- java/org/apache/tomcat/util/threads/TaskQueue.java (revision 75cec48b92d593b0beed19d3befedf86d497edfa) >+++ java/org/apache/tomcat/util/threads/TaskQueue.java (date 1582049473504) >@@ -66,14 +66,16 @@ > > @Override > public boolean offer(Runnable o) { >- //we can't do any checks >- if (parent==null) return super.offer(o); >+ //we can't do any checks >+ if (parent == null) return super.offer(o); >+ // getPoolSize() is expensive call to AbstractQueuedSynchronizer acquire lock >+ final int poolSize = parent.getPoolSize(); > //we are maxed out on threads, simply queue the object >- if (parent.getPoolSize() == parent.getMaximumPoolSize()) return super.offer(o); >+ if (poolSize == parent.getMaximumPoolSize()) return super.offer(o); > //we have idle threads, just add it to the queue >- if (parent.getSubmittedCount()<=(parent.getPoolSize())) return super.offer(o); >+ if (parent.getSubmittedCount() <= poolSize) return super.offer(o); > //if we have less threads than maximum force creation of a new thread >- if (parent.getPoolSize()<parent.getMaximumPoolSize()) return false; >+ if (poolSize < parent.getMaximumPoolSize()) return false; > //if we reached here, we need to add it to the queue > return super.offer(o); > } View Attachment As Diff View Attachment As Raw

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