<?xml version="1.0" encoding="utf-8" ?><rss version="2.0"><channel><title><![CDATA[Persistence___的博客]]></title><description><![CDATA[]]></description><link>https://blog.youkuaiyun.com/Persistence___</link><language>zh-cn</language><generator>https://blog.youkuaiyun.com/</generator><copyright><![CDATA[Copyright &copy; Persistence___]]></copyright><item><title><![CDATA[SpringBoot中的拦截器]]></title><link>https://blog.youkuaiyun.com/Persistence___/article/details/147936072</link><guid>https://blog.youkuaiyun.com/Persistence___/article/details/147936072</guid><author>Persistence___</author><pubDate>Tue, 13 May 2025 23:29:57 +0800</pubDate><description><![CDATA[SpringBoot的拦截器]]></description><category></category></item><item><title><![CDATA[Dubbo3.0 Demo]]></title><link>https://blog.youkuaiyun.com/Persistence___/article/details/132160653</link><guid>https://blog.youkuaiyun.com/Persistence___/article/details/132160653</guid><author>Persistence___</author><pubDate>Wed, 09 Aug 2023 23:46:19 +0800</pubDate><description><![CDATA[dubbo Demo]]></description><category></category></item><item><title><![CDATA[XXL-JOB执行器集群及分片功能]]></title><link>https://blog.youkuaiyun.com/Persistence___/article/details/132050223</link><guid>https://blog.youkuaiyun.com/Persistence___/article/details/132050223</guid><author>Persistence___</author><pubDate>Sat, 05 Aug 2023 17:10:04 +0800</pubDate><description><![CDATA[在执行器中可以看到一次读了2000条数据，并未分片，并且需要20s才处理完。新增调度任务，在xxl-job-admin页面中新增调度任务5s一次。在执行器中即可看到 5s打印一次demoJobHandler。启动执行器，通过xxl-job管理页面查看到有新的执行任务。即可看到每个进程处理一半的数据并且每个都10s处理完。在xxl-job-admin中查看注册上来2个端口。将调度任务路由策略修改为分片广播的形式。1分钟执行一次，并且启动。启动即可10s执行一次。只在8088进程中执行。]]></description><category></category></item><item><title><![CDATA[谷粒商城第二篇服务功能-商品服务-三级分类]]></title><link>https://blog.youkuaiyun.com/Persistence___/article/details/131688517</link><guid>https://blog.youkuaiyun.com/Persistence___/article/details/131688517</guid><author>Persistence___</author><pubDate>Sun, 16 Jul 2023 21:34:22 +0800</pubDate><description><![CDATA[商品服务三级分类工程初始化及查询搭建
在数据库中插入数据

1.controller类
@RestController
@RequestMapping("product/category")
public class CategoryController {
    @Autowired
    private CategoryService categoryService;

    /**
     * 查出所有分类以及子分类，以树形结构组装起来
     */
    @RequestMapping(]]></description><category></category></item><item><title><![CDATA[谷粒商城第一篇环境准备]]></title><link>https://blog.youkuaiyun.com/Persistence___/article/details/131085064</link><guid>https://blog.youkuaiyun.com/Persistence___/article/details/131085064</guid><author>Persistence___</author><pubDate>Wed, 12 Jul 2023 17:42:01 +0800</pubDate><description><![CDATA[架构图

准备环境
1.装好MAVEN，JAVA环境

2.Idea安装plugins，lombok，MyBatisX


3.下载VsCode及插件 Auto Close Tag， Auto Rename Tag，ESlint,HTML CSS Support,HTML Snippets,JavaScript (ES6) code snippets,Live Server,open in browser,Vetur








4.配置git
下载git

git config --global us]]></description><category></category></item><item><title><![CDATA[Vue简单使用及整合elementui]]></title><link>https://blog.youkuaiyun.com/Persistence___/article/details/131587172</link><guid>https://blog.youkuaiyun.com/Persistence___/article/details/131587172</guid><author>Persistence___</author><pubDate>Tue, 11 Jul 2023 01:06:35 +0800</pubDate><description><![CDATA[在vue工程目录下下载离线vue引入工程中测试。]]></description><category></category></item><item><title><![CDATA[Elasticsearch基础]]></title><link>https://blog.youkuaiyun.com/Persistence___/article/details/130590003</link><guid>https://blog.youkuaiyun.com/Persistence___/article/details/130590003</guid><author>Persistence___</author><pubDate>Mon, 05 Jun 2023 00:59:06 +0800</pubDate><description><![CDATA[下载地址：[https://artifacts.elastic.co/downloads/elasticsearch/elasticsearch-7.4.0-linux-x86_64.tar.gz。]]></description><category></category></item><item><title><![CDATA[Flink+hadoop部署及Demo]]></title><link>https://blog.youkuaiyun.com/Persistence___/article/details/130779051</link><guid>https://blog.youkuaiyun.com/Persistence___/article/details/130779051</guid><author>Persistence___</author><pubDate>Thu, 25 May 2023 16:20:11 +0800</pubDate><description><![CDATA[上传并解压到3台服务器配置3台主机的hosts和免密登录。]]></description><category></category></item><item><title><![CDATA[EasyCode(逆向工程)插件使用]]></title><link>https://blog.youkuaiyun.com/Persistence___/article/details/125881128</link><guid>https://blog.youkuaiyun.com/Persistence___/article/details/125881128</guid><author>Persistence___</author><pubDate>Tue, 19 Jul 2022 23:15:42 +0800</pubDate><description><![CDATA[通过easyCode 逆向工程生成对应需要Dao Mapper Dto Service Controller等文件]]></description><category></category></item><item><title><![CDATA[Sharding-jdbc 概念及Demo（4.0.0-RC1版本Demo）]]></title><link>https://blog.youkuaiyun.com/Persistence___/article/details/125742357</link><guid>https://blog.youkuaiyun.com/Persistence___/article/details/125742357</guid><author>Persistence___</author><pubDate>Fri, 15 Jul 2022 16:47:04 +0800</pubDate><description><![CDATA[shardingjdbc 分库分表 读写分离Demo和概念]]></description><category></category></item><item><title><![CDATA[java设计模式]]></title><link>https://blog.youkuaiyun.com/Persistence___/article/details/123780132</link><guid>https://blog.youkuaiyun.com/Persistence___/article/details/123780132</guid><author>Persistence___</author><pubDate>Mon, 11 Jul 2022 16:43:21 +0800</pubDate><description><![CDATA[java设计原则和java设计模式]]></description><category></category></item><item><title><![CDATA[java反射]]></title><link>https://blog.youkuaiyun.com/Persistence___/article/details/125633344</link><guid>https://blog.youkuaiyun.com/Persistence___/article/details/125633344</guid><author>Persistence___</author><pubDate>Wed, 06 Jul 2022 22:10:20 +0800</pubDate><description><![CDATA[java反射学习]]></description><category></category></item><item><title><![CDATA[Linux命令详解./configure、make、make install 命令]]></title><link>https://blog.youkuaiyun.com/Persistence___/article/details/125329566</link><guid>https://blog.youkuaiyun.com/Persistence___/article/details/125329566</guid><author>Persistence___</author><pubDate>Fri, 17 Jun 2022 11:18:22 +0800</pubDate><description><![CDATA[Linux命令详解./configure、make、make install 命令]]></description><category></category></item><item><title><![CDATA[Linux文件及文件目录]]></title><link>https://blog.youkuaiyun.com/Persistence___/article/details/125328727</link><guid>https://blog.youkuaiyun.com/Persistence___/article/details/125328727</guid><author>Persistence___</author><pubDate>Fri, 17 Jun 2022 10:49:14 +0800</pubDate><description><![CDATA[Linux文件基本介绍]]></description><category></category></item><item><title><![CDATA[Linux tc命令控制流量]]></title><link>https://blog.youkuaiyun.com/Persistence___/article/details/124998214</link><guid>https://blog.youkuaiyun.com/Persistence___/article/details/124998214</guid><author>Persistence___</author><pubDate>Fri, 27 May 2022 11:27:39 +0800</pubDate><description><![CDATA[1.什么是tc
tc全称为traffic control，是iproute2包中控制内核中流量的工具。在内核的网络协议栈中，专门有这样一个处理网络流量的地方（在XDP之后，netfilter之前），tc就是在这个地方读取网络数据包（此时已经是sk_buffer）进行控制、分发、丢弃等操作。需要注意的是，tc既可以处理传出的数据包（egress），也可以处理传入的数据包（ingress），但对传入的数据包处理的功能较少。本文不涉及ingress内容。
2.核心概念：qdisc
我们使用tc的时候，最先会遇到一]]></description><category></category></item><item><title><![CDATA[测试网络传输速率iperf3安装及使用]]></title><link>https://blog.youkuaiyun.com/Persistence___/article/details/124991632</link><guid>https://blog.youkuaiyun.com/Persistence___/article/details/124991632</guid><author>Persistence___</author><pubDate>Thu, 26 May 2022 21:39:47 +0800</pubDate><description><![CDATA[1.安装iperf3
1.下载地址
http://downloads.es.net/pub/iperf/iperf-3.0.6.tar.gz
2.将包上传到主机并且解压
tar zxvf iperf-3.0.6.tar.gz

3,配置报错没有C语言编译环境
·./configure·

4.下载C语言编译环境
下载gccyum -y install gcc，下载完重新配置并且编译安装
5.执行命令配置编译安装
./configure
make &amp;&amp; make install

6.检测版本]]></description><category></category></item><item><title><![CDATA[Haproxy详细配置及命令]]></title><link>https://blog.youkuaiyun.com/Persistence___/article/details/124953434</link><guid>https://blog.youkuaiyun.com/Persistence___/article/details/124953434</guid><author>Persistence___</author><pubDate>Tue, 24 May 2022 21:47:35 +0800</pubDate><description><![CDATA[1.配置Demo
# 全局参数，属于进程级的配置，通常和操作系统配置有关
 global
         log 127.0.0.1 local3        #定义haproxy日志输出设置
         log 127.0.0.1   local1 notice        
         #log loghost    local0 info #定义haproxy 日志级别
         ulimit-n 82000              #设置每个进程的可用的最大文件描述符
 ]]></description><category></category></item><item><title><![CDATA[Linux中将多块新硬盘合并成一个，挂载到/data目录下]]></title><link>https://blog.youkuaiyun.com/Persistence___/article/details/124216282</link><guid>https://blog.youkuaiyun.com/Persistence___/article/details/124216282</guid><author>Persistence___</author><pubDate>Sat, 16 Apr 2022 22:57:29 +0800</pubDate><description><![CDATA[需求：
将两块空硬盘合并为“一块”，挂载到指定目录（/data）下，达到在一个目录使用2块硬盘所有空间的效果。
使用 fdisk -l 命令查看当前系统中的硬盘，如下图：

系统中存在两块未分配的硬盘：/dev/sdb 和 /dev/sdc，共13G
现将两块硬盘合并成一块，挂载到/data目录下，具体方法如下：
1.创建pv
pvcreate /dev/sdb  # 硬盘1
pvcreate /dev/sdc  # 硬盘2


2.创建vg
# vgcreate [自定义LVM名称] [硬盘]
# 先使用]]></description><category></category></item><item><title><![CDATA[Linux如何查看挂载的盘是否为机械或者固态硬盘]]></title><link>https://blog.youkuaiyun.com/Persistence___/article/details/124052918</link><guid>https://blog.youkuaiyun.com/Persistence___/article/details/124052918</guid><author>Persistence___</author><pubDate>Fri, 08 Apr 2022 23:06:26 +0800</pubDate><description><![CDATA[1.查看某个磁盘
cat /sys/block/{fs_name}/queue/rotational
返回结果
0  固态硬盘
1  机械硬盘

2.查看所有磁盘
grep ^ /sys/block/*/queue/rotational

3.查看所有磁盘
lsblk -d -o name,rota
ROTA 表示 rotational device，1 代表是机械硬盘，0 则就是 ssd 了

4.lsscsi查看设备及其属性
lsscsi 查看第四列即可确定 是否为SSD


...]]></description><category></category></item><item><title><![CDATA[scp通过后台执行（linux传输大文件终端会话超时）]]></title><link>https://blog.youkuaiyun.com/Persistence___/article/details/123731562</link><guid>https://blog.youkuaiyun.com/Persistence___/article/details/123731562</guid><author>Persistence___</author><pubDate>Fri, 25 Mar 2022 11:36:02 +0800</pubDate><description><![CDATA[1.正常执行scp命令执行
scp xxx.tar.gz user@ip:/目录
2.输入ctrl + z 暂停任务
输入ctrl + z 暂停
[1]+ Stopped
此时查看jobs
jobs
[1]+ Stopped
3.bg将其放入后台
bg将该任务号放入后台:  i为进程号
bg %i
[1]+ xxxx
查看任务已经在后台运行:
jobs
[1]+ Running xxxx
4.disown -h 将这个作业忽略HUP信号
使用disown -h 将这个作业忽略HUP信号:
disown -h]]></description><category></category></item></channel></rss>