tomcat

linux

tomcat/bin/catalina.sh

第二行

#!/bin/sh
JAVA_OPTS='-Xms1024m -Xmx1024m -XX:MaxPermSize=256m -XX:+UseParallelOldGC -XX:+UseParallelGC -XX:NewRatio=3 -XX:ParallelGCThreads=2 -XX:+DisableExplicitGC'
# Licensed to the Apache Software Foundation (ASF) under one or more

注意沒有set 有' 這個引號

tomcat/bin/catalina.bat

第一行
set JAVA_OPTS=-Xms1024m -Xmx1024m -XX:MaxPermSize=256m -XX:+UseParallelOldGC -XX:+UseParallelGC -XX:NewRatio=3 -XX:ParallelGCThreads=2 -XX:+DisableExplicitGC

注意有set 沒有' 這個引號

 

 

tomcat 線程設置

 

<Executor name="threadpool" namePrefix="catalina-exec-" maxThreads="500" minSpareThreads="50" maxSpareThreads="200" />
   
    <Connector executor="threadpool"
               port="8080" protocol="HTTP/1.1"
               connectionTimeout="20000"
               redirectPort="8443" URIEncoding="UTF-8"
               maxThreads="500" acceptCount="600" />