<?xml version="1.0" encoding="utf-8" ?><rss version="2.0"><channel><title><![CDATA[SimpleSimpleSimples的博客]]></title><description><![CDATA[]]></description><link>https://blog.youkuaiyun.com/SimpleSimpleSimples</link><language>zh-cn</language><generator>https://blog.youkuaiyun.com/</generator><copyright><![CDATA[Copyright &copy; SimpleSimpleSimples]]></copyright><item><title><![CDATA[Higress离线部署]]></title><link>https://blog.youkuaiyun.com/SimpleSimpleSimples/article/details/149151557</link><guid>https://blog.youkuaiyun.com/SimpleSimpleSimples/article/details/149151557</guid><author>SimpleSimpleSimples</author><pubDate>Sun, 06 Jul 2025 12:30:12 +0800</pubDate><description><![CDATA[检查docker和docker compose是否已经具备 [root@host151 ~]# docker -v
Docker version 26.1.4, build 5650f9b
[root@host151 ~]# docker composeUsage:  docker compose [OPTIONS] COMMANDDefine and run multi-container applications with DockerOptions:
      --all-resources    ]]></description><category></category></item><item><title><![CDATA[Nginx转发MySQL端口及添加stream模块]]></title><link>https://blog.youkuaiyun.com/SimpleSimpleSimples/article/details/143446978</link><guid>https://blog.youkuaiyun.com/SimpleSimpleSimples/article/details/143446978</guid><author>SimpleSimpleSimples</author><pubDate>Sat, 02 Nov 2024 11:26:33 +0800</pubDate><description><![CDATA[server {....启动nginx后发现报错如下，找不到stream模块，该模块在nginx1.9版本后才支持的:in.conf:1182.查看nginx编译模块3.重新编译nginx3.1下载相同版本的nginx并解压3.2重新编译重新编译，指定。]]></description><category></category></item><item><title><![CDATA[图数据库NebulaGraph学习]]></title><link>https://blog.youkuaiyun.com/SimpleSimpleSimples/article/details/135161111</link><guid>https://blog.youkuaiyun.com/SimpleSimpleSimples/article/details/135161111</guid><author>SimpleSimpleSimples</author><pubDate>Fri, 22 Dec 2023 22:15:44 +0800</pubDate><description><![CDATA[CREATE SPACE play_space (partition_num = 10, replica_factor = 1, vid_type = INT64) COMMENT = "运动员库表空间";CREATE SPACE play_space (partition_num = 10, replica_factor = 1, vid_type = FIXED_STRING(32)) COMMENT = "运动员库表空间";]]></description><category></category></item><item><title><![CDATA[Elasticsearch-Kibana使用教程]]></title><link>https://blog.youkuaiyun.com/SimpleSimpleSimples/article/details/133420445</link><guid>https://blog.youkuaiyun.com/SimpleSimpleSimples/article/details/133420445</guid><author>SimpleSimpleSimples</author><pubDate>Sun, 03 Dec 2023 11:47:34 +0800</pubDate><description><![CDATA[PUT /employee
{
    "settings": {
        "index": {
            "refresh_interval": "1s",
            "number_of_shards": 1,
            "max_result_window": "10000",
            "number_of_replicas": 0
        }
    },
    "mappings": {
        "properti]]></description><category></category></item><item><title><![CDATA[Linux离线安装elasticsearch|header|kibna插件最详细]]></title><link>https://blog.youkuaiyun.com/SimpleSimpleSimples/article/details/133222464</link><guid>https://blog.youkuaiyun.com/SimpleSimpleSimples/article/details/133222464</guid><author>SimpleSimpleSimples</author><pubDate>Sun, 24 Sep 2023 18:15:07 +0800</pubDate><description><![CDATA[rw-r--r--. 1 hadoop hadoop 515807354 9月  23 23:40-rw-r--r--. 1 hadoop hadoop   1295593 9月  23 23:48-rw-r--r--. 1 hadoop hadoop 269733374 9月  23 23:46-rw-r--r--. 1 hadoop hadoop  22290256 9月  21 17:47。]]></description><category></category></item><item><title><![CDATA[Redis使用原生命令搭建集群]]></title><link>https://blog.youkuaiyun.com/SimpleSimpleSimples/article/details/132791331</link><guid>https://blog.youkuaiyun.com/SimpleSimpleSimples/article/details/132791331</guid><author>SimpleSimpleSimples</author><pubDate>Sun, 10 Sep 2023 16:47:10 +0800</pubDate><description><![CDATA[rwxr-xr-x. 1 hadoop hadoop   25008 9月  10 23:22 redis-check-aof。-rwxr-xr-x. 1 hadoop hadoop 5190752 9月  10 23:22 redis-check-rdb。-rwxr-xr-x. 1 hadoop hadoop 5190752 9月  10 23:22 redis-server。-rwxr-xr-x. 1 hadoop hadoop 2585952 9月  10 23:22 redis-cli。]]></description><category></category></item><item><title><![CDATA[Redis集群3.2.11离线安装详细版本(使用Ruby)]]></title><link>https://blog.youkuaiyun.com/SimpleSimpleSimples/article/details/132781691</link><guid>https://blog.youkuaiyun.com/SimpleSimpleSimples/article/details/132781691</guid><author>SimpleSimpleSimples</author><pubDate>Sun, 10 Sep 2023 02:17:37 +0800</pubDate><description><![CDATA[Index of /releases/http://download.redis.io/releases/        GCC（GNU Compiler Collection，GNU编译器套件）是一套用于编译程序代码的开源编译器工具集。它的主要用途是将高级编程语言（如C、C++、Fortran等）编写的源代码转换为目标代码，从而创建可执行程序。以下是GCC的主要功能和用途：
        GCC是一个功能强大且多用途的编译器工具集，它在软件开发过程中起着关键作用，将高级编程语言转换为可执行代码，使开发者]]></description><category></category></item><item><title><![CDATA[JVM监控和调优常用命令jps|jstat|jinfo|jmap|jhat|jstack实战]]></title><link>https://blog.youkuaiyun.com/SimpleSimpleSimples/article/details/132640388</link><guid>https://blog.youkuaiyun.com/SimpleSimpleSimples/article/details/132640388</guid><author>SimpleSimpleSimples</author><pubDate>Sat, 02 Sep 2023 22:16:19 +0800</pubDate><description><![CDATA[通过JVM调优，可以提高Java应用程序的性能，减少响应时间，提高吞吐量，以更好地满足用户需求。性能优化可以加快应用程序的执行速度，减少延迟，提高用户体验。：JVM负责管理Java应用程序的内存。正确的内存管理可以避免内存泄漏和内存溢出等问题，确保应用程序在长时间运行时不会耗尽内存或导致性能下降。：垃圾回收是JVM的核心功能之一，它负责释放不再使用的对象并回收内存。通过调整垃圾回收器的参数和策略，可以减少垃圾回收的频率和开销，提高应用程序的响应速度。]]></description><category></category></item><item><title><![CDATA[JVM调优参数大全]]></title><link>https://blog.youkuaiyun.com/SimpleSimpleSimples/article/details/132637329</link><guid>https://blog.youkuaiyun.com/SimpleSimpleSimples/article/details/132637329</guid><author>SimpleSimpleSimples</author><pubDate>Sat, 02 Sep 2023 14:57:24 +0800</pubDate><description><![CDATA[所有的JVM实现都必须实现这些参数的功能，而且向后兼容；]]></description><category></category></item><item><title><![CDATA[Flink安装与使用]]></title><link>https://blog.youkuaiyun.com/SimpleSimpleSimples/article/details/127189858</link><guid>https://blog.youkuaiyun.com/SimpleSimpleSimples/article/details/127189858</guid><author>SimpleSimpleSimples</author><pubDate>Fri, 18 Aug 2023 21:50:51 +0800</pubDate><description><![CDATA[下载flink。]]></description><category></category></item><item><title><![CDATA[Elasticsearch7用java代码实现CRUD方法类]]></title><link>https://blog.youkuaiyun.com/SimpleSimpleSimples/article/details/132280883</link><guid>https://blog.youkuaiyun.com/SimpleSimpleSimples/article/details/132280883</guid><author>SimpleSimpleSimples</author><pubDate>Mon, 14 Aug 2023 18:13:14 +0800</pubDate><description><![CDATA[可以查询所有记录数，默认是系统的uuid，不重复，但是需要指定唯一id,再标记从这个id查询后面的数据，如果有重复的自定义主键，则数量可能会变少。只能查询前10000条，如果要解除限制，需要设置index.max_result_window的值。每次获取scrollId往下查询。]]></description><category></category></item><item><title><![CDATA[ClickHouse常见的DDL语句]]></title><link>https://blog.youkuaiyun.com/SimpleSimpleSimples/article/details/132259718</link><guid>https://blog.youkuaiyun.com/SimpleSimpleSimples/article/details/132259718</guid><author>SimpleSimpleSimples</author><pubDate>Sun, 13 Aug 2023 15:42:27 +0800</pubDate><description><![CDATA[user_id UInt32 comment '用户标识',name String comment '用户名',create_date DateTime DEFAULT now() comment '创建时间',sex Enum8('男' = 1, '女' = 2)  comment '性别',class_name LowCardinality(String) comment'班级名称',phone Nullable(String) comment'手机号码']]></description><category></category></item><item><title><![CDATA[ClickHouse的数据类型]]></title><link>https://blog.youkuaiyun.com/SimpleSimpleSimples/article/details/132259472</link><guid>https://blog.youkuaiyun.com/SimpleSimpleSimples/article/details/132259472</guid><author>SimpleSimpleSimples</author><pubDate>Sun, 13 Aug 2023 14:56:20 +0800</pubDate><description><![CDATA[固定长度的整型，包括有符号整型或无符号整型。]]></description><category></category></item><item><title><![CDATA[ClickHouse查看执行计划(EXPLAIN语法)]]></title><link>https://blog.youkuaiyun.com/SimpleSimpleSimples/article/details/132253118</link><guid>https://blog.youkuaiyun.com/SimpleSimpleSimples/article/details/132253118</guid><author>SimpleSimpleSimples</author><pubDate>Sat, 12 Aug 2023 21:00:36 +0800</pubDate><description><![CDATA[AST(抽象语法树):在AST级别优化之后的查询文本SYNTAX(语法优化):在AST级别优化之后的查询文本，返回优化后的sqlQUERY TREE(查询树):在查询树级别优化之后的查询树PLAN(执行计划):查询执行计划，默认是此值PIPELINE(管道):查询执行管道。]]></description><category></category></item><item><title><![CDATA[ClickHouse常见的引擎分区索引使用]]></title><link>https://blog.youkuaiyun.com/SimpleSimpleSimples/article/details/132251684</link><guid>https://blog.youkuaiyun.com/SimpleSimpleSimples/article/details/132251684</guid><author>SimpleSimpleSimples</author><pubDate>Sat, 12 Aug 2023 20:16:56 +0800</pubDate><description><![CDATA[1.数据存储在磁盘上2.写入时将数据追加在文件末尾3.不支持操作4.不支持索引5.非原子地写入数据6.引擎不支持 ALTER UPDATE 和 ALTER DELETE 操作...]]></description><category></category></item><item><title><![CDATA[spark-sql(jdbc)本地模式导出csv或Excel文件]]></title><link>https://blog.youkuaiyun.com/SimpleSimpleSimples/article/details/130449779</link><guid>https://blog.youkuaiyun.com/SimpleSimpleSimples/article/details/130449779</guid><author>SimpleSimpleSimples</author><pubDate>Sun, 30 Apr 2023 17:25:45 +0800</pubDate><description><![CDATA[spark-sql读取数据jdbc或者hive数据本地模式导出依赖]]></description><category></category></item><item><title><![CDATA[利用递归实现JSON扁平化]]></title><link>https://blog.youkuaiyun.com/SimpleSimpleSimples/article/details/129255584</link><guid>https://blog.youkuaiyun.com/SimpleSimpleSimples/article/details/129255584</guid><author>SimpleSimpleSimples</author><pubDate>Tue, 28 Feb 2023 09:59:28 +0800</pubDate><description><![CDATA[JSON扁平化处理数据]]></description><category></category></item><item><title><![CDATA[hive默认分区数据问题]]></title><link>https://blog.youkuaiyun.com/SimpleSimpleSimples/article/details/128844716</link><guid>https://blog.youkuaiyun.com/SimpleSimpleSimples/article/details/128844716</guid><author>SimpleSimpleSimples</author><pubDate>Thu, 02 Feb 2023 10:29:01 +0800</pubDate><description><![CDATA[OKOK。]]></description><category></category></item><item><title><![CDATA[使用jstack解决线程爆满问题]]></title><link>https://blog.youkuaiyun.com/SimpleSimpleSimples/article/details/128757924</link><guid>https://blog.youkuaiyun.com/SimpleSimpleSimples/article/details/128757924</guid><author>SimpleSimpleSimples</author><pubDate>Tue, 24 Jan 2023 21:29:36 +0800</pubDate><description><![CDATA[生产应用现存在问题，影响到系统的使用，前端页面只配置了35个派生指标，后台任务生成20000多线程任务，占用了全部资源，导致其他系统也没资源可用，指标工厂也无法进一步使用，今天上午发的死锁也应该是这个原因引起的，在配置初期没有存在死锁的问题，派生指标配置的越来越多，后面配置的派生指标出现死锁的问题也越来越多，现在有5台机器，都已经快到机器的极限值，从前台配置和后台生成任务的比例来看，现在的代码应该是存在bug，或者在任务架构方面需要修改]]></description><category></category></item><item><title><![CDATA[Kafka整合java代码实现生产者与消费者]]></title><link>https://blog.youkuaiyun.com/SimpleSimpleSimples/article/details/127173536</link><guid>https://blog.youkuaiyun.com/SimpleSimpleSimples/article/details/127173536</guid><author>SimpleSimpleSimples</author><pubDate>Wed, 05 Oct 2022 16:27:34 +0800</pubDate><description><![CDATA[kafka的java代码实现需要用到的类：
KafkaProducer：需要创建一个生产者对象，用来发送数据
ProducerConfig：获取所需的一系列配置参数
ProducerRecord：每条数据都要封装成一个ProducerRecord对象]]></description><category></category></item></channel></rss>