现象： 我的系统环境是centos + nginx + php + mysql + java，已经持续运行了4...
分类：java
centos + nginx + php + mysql + java 内存性能调优
系统内存2GB，规划分配给tmpfs /dev/shm 占用内存512MB，swap文件分区占用硬盘1024M...
tomcat调用的虚拟机内存大小
修改TOMCAT_HOME/bin/catalina.sh 位置cygwin=false前： JAVA_OPT...
[未解决]At least one JAR was scanned for TLDs yet contained no TLDs
tomcat报错日志：Oct 16, 2017 8:45:13 AM org.apache.catalina....
org. apache. catalina. util. SessionIdGeneratorBase. createSecureRandom 报错
日志报错： org.apache.catalina.util.SessionIdGeneratorBase.c...
java连接mysql，报JDBC driver错误
日志错误： Oct 15, 2017 12:45:01 AM org.apache.catalina.load...
tomcat7报错The APR based Apache Tomcat Native library ... was not found on the java.library.path
日志报错： org.apache.catalina.core.AprLifecycleListener lif...
tomcat 7 启动报错JSR 356 WebSocket (Java WebSocket 1.1) support is not available when running on Java 6
日志：INFO: JSR 356 WebSocket (Java WebSocket 1.1) support...