摘要：
vm.max_map_count 限制一个进程可拥有的VMA(虚拟内存区域) max_virtual memory areas vm.max_map_count [65530] is too low 阅读全文
摘要：
package io; public class T { public static void main(String[] args) { String b = "124356789123456"; String bb = "124356789123456.124356789123456"; Sys 阅读全文