linux Java 手动GC 手动回收垃圾

logs_paths[0]="xxxx_tomcat8_9001";
logs_paths[1]="xxxx_tomcat8_9002";



for logs_path  in ${logs_paths[@]}
do
        echo "执行GC回收 $logs_path"
        tomcatid=$(ps -ef|grep tomcat/$logs_path |grep -v grep|cut -c 9-15)
        if [ "$tomcatid" != "" ];
        then    
                jcmd $tomcatid GC.run
        fi
done

 创建一个 gctomcat.sh  把上面的内容放进去，使用  bash gctomcat.sh  执行回收