我们在生产环境中以不可预测的方式面临以下问题有时服务器在一天内或有时在一周内关闭，下面是确切的错误dump，下面是服务器的设置。JDK:jdk1.6.0_21Server:Tomcat7.0.2OS:RedHatEnterpriseLinuxServerrelease5.5Incatalina.shthefollowingsettinghasbeendone:JAVA_OPTS="-Xms1024M-Xmx1536M-XX:+HeapDumpOnOutOfMemoryError-XX:+AggressiveOpts-XX:-DisableExplicitGC-XX:AdaptiveSi