负载均衡
In computing, load balancing is the process of distributing a set of tasks over a set of resources computing units, with the aim of making their overall processing more effic
In computing, load balancing is the process of distributing a set of tasks over a set of resources computing units, with the aim of making their overall processing more effic
A virtual local area network VLAN is any broadcast domain that is partitioned and isolated in a computer network at the data link layer OSI layer 2.23 In this conte
用宏定义来定义一个SQL语句, 用来指定字段的长度。那就拼接一下
dnf upgrade-minimal –security
传输层密码协议TLCP 对应 TLS协议, 在GB/T 38636-2020规范中定义。支持国密sm2, sm3, sm4密钥套件。增加加密证书, 6.4.5.3章节中提到 选择ECC, ECDHE算法,密钥交换算法使用用加密证书公钥。
io_uring是Linux特有的异步I/O API。io_uring的名称来自用户空间和内核空间之间共享的环形缓冲区。在内核和用户空间之间进行通信使用环形缓冲区作为主要的通信模式。这种思想在业务系统中还是挺常见的: 比如用MQ、Kafka消息队列推送信息。一个接收队列, 一个发送队列,另外设计上也有Actor模型的影子, 应用和kernel, 分别是两
Given an array arr with N elements, the task is to find out the longest sub-array which has the shape of a mountain
使用systemd配置服务启动慢
使用c语言实现一下文件复制功能:
linux生成指定大小文件常用的几个命令: fallocate truncate dd head tail fallocate...