Index: java/org/apache/catalina/core/StandardThreadExecutor.java
===================================================================
--- java/org/apache/catalina/core/StandardThreadExecutor.java   (revision 933886)
+++ java/org/apache/catalina/core/StandardThreadExecutor.java   (working copy)
@@ -49,6 +49,8 @@

     protected String name;

+    protected boolean prestartminSpareThreads = false;
+
     private LifecycleSupport lifecycle = new LifecycleSupport(this);
     // ---------------------------------------------- Constructors
     public StandardThreadExecutor() {
@@ -64,6 +66,9 @@
         TaskThreadFactory tf = new TaskThreadFactory(namePrefix);
         lifecycle.fireLifecycleEvent(START_EVENT, null);
         executor = new ThreadPoolExecutor(getMinSpareThreads(), getMaxThreads(), maxIdleTime, TimeUnit.MILLISECONDS,taskqueue, tf);
+        if (prestartminSpareThreads) {
+            executor.prestartAllCoreThreads();
+        }
         taskqueue.setParent( (ThreadPoolExecutor) executor);
         lifecycle.fireLifecycleEvent(AFTER_START_EVENT, null);
     }
@@ -116,6 +121,10 @@
         return name;
     }

+    public boolean isPrestartminSpareThreads() {
+
+        return prestartminSpareThreads;
+    }
     public void setThreadPriority(int threadPriority) {
         this.threadPriority = threadPriority;
     }
@@ -152,6 +161,10 @@
     public void setName(String name) {
         this.name = name;
     }
+
+    public void setPrestartminSpareThreads(boolean prestartminSpareThreads) {
+        this.prestartminSpareThreads = prestartminSpareThreads;
+    }

     /**
      * Add a LifecycleEvent listener to this component.