<?xml version="1.0" encoding="utf-8" ?><rss version="2.0"><channel><title><![CDATA[destinyoooooooo的博客]]></title><description><![CDATA[]]></description><link>https://blog.youkuaiyun.com/destinyoooooooo</link><language>zh-cn</language><generator>https://blog.youkuaiyun.com/</generator><copyright><![CDATA[Copyright &copy; destinyoooooooo]]></copyright><item><title><![CDATA[使用Golang在k8s容器内执行shell命令]]></title><link>https://blog.youkuaiyun.com/destinyoooooooo/article/details/134978169</link><guid>https://blog.youkuaiyun.com/destinyoooooooo/article/details/134978169</guid><author>destinyoooooooo</author><pubDate>Wed, 13 Dec 2023 17:43:21 +0800</pubDate><description><![CDATA[使用Golang在容器内执行shell命令]]></description><category></category></item><item><title><![CDATA[ClickHouse 常用SQL之system]]></title><link>https://blog.youkuaiyun.com/destinyoooooooo/article/details/133159558</link><guid>https://blog.youkuaiyun.com/destinyoooooooo/article/details/133159558</guid><author>destinyoooooooo</author><pubDate>Fri, 22 Sep 2023 10:11:51 +0800</pubDate><description><![CDATA[2、SYSTEM STOP/START  TTL MERGES	停止/开始TTL的合并（ttl数据移动之前，数据会先进行merge）1、SYSTEM STOP/START DISTRIBUTED SENDS	停止/开始分布式表数据分发。2、SYSTEM STOP/START REPLICATED SENDS	停止/开始副本数据发送。3、SYSTEM STOP/START MOVES	停止/开始数据TTL的move操作。1、SYSTEM STOP/START MERGES	停止/开始数据合并。]]></description><category></category></item><item><title><![CDATA[ClickHouse Merge引擎表]]></title><link>https://blog.youkuaiyun.com/destinyoooooooo/article/details/133134757</link><guid>https://blog.youkuaiyun.com/destinyoooooooo/article/details/133134757</guid><author>destinyoooooooo</author><pubDate>Thu, 21 Sep 2023 15:05:44 +0800</pubDate><description><![CDATA[Merge表不能用来存储数据，只能用于读取数据，可以从任意多张表进行数据关联读取，多个表的读取并行进行，而且源表带有索引，也会生效。Merge表是ClickHouse 的特殊引擎中的一种，Merge表并非MergeTree表，两表没有关联。（1）db_name：已有库名称、ck自带函数表达式、正则表达式。还可以根据虚拟列**_table**查询数据具体属于哪张表。（2）tables_regexp：正则表达式。1、Merge表介绍。]]></description><category></category></item><item><title><![CDATA[HDFS机架感知配置（block放置策略/NodeGroup分配策略配置）]]></title><link>https://blog.youkuaiyun.com/destinyoooooooo/article/details/132622733</link><guid>https://blog.youkuaiyun.com/destinyoooooooo/article/details/132622733</guid><author>destinyoooooooo</author><pubDate>Fri, 01 Sep 2023 14:00:08 +0800</pubDate><description><![CDATA[1、配置hdfs-site和core-site文件。3、通过命令查看是否配置成功。2、nodegroup示例。]]></description><category></category></item><item><title><![CDATA[ClickHouse TTL move & move part/partition操作源码走读]]></title><link>https://blog.youkuaiyun.com/destinyoooooooo/article/details/132582137</link><guid>https://blog.youkuaiyun.com/destinyoooooooo/article/details/132582137</guid><author>destinyoooooooo</author><pubDate>Wed, 30 Aug 2023 14:43:01 +0800</pubDate><description><![CDATA[ClickHouse TTL move & move part/partition操作源码]]></description><category></category></item><item><title><![CDATA[k8s+arm环境，clickhouse出现多次MEMORY_LIMIT_EXCEEDED导致pod crash]]></title><link>https://blog.youkuaiyun.com/destinyoooooooo/article/details/132532887</link><guid>https://blog.youkuaiyun.com/destinyoooooooo/article/details/132532887</guid><author>destinyoooooooo</author><pubDate>Mon, 28 Aug 2023 10:04:19 +0800</pubDate><description><![CDATA[k8s+arm环境，clickhouse出现多次MEMORY_LIMIT_EXCEEDED导致pod crash，可能是hugepage干扰内存分配器。]]></description><category></category></item><item><title><![CDATA[HDFS HA高可用状态转换]]></title><link>https://blog.youkuaiyun.com/destinyoooooooo/article/details/132429008</link><guid>https://blog.youkuaiyun.com/destinyoooooooo/article/details/132429008</guid><author>destinyoooooooo</author><pubDate>Tue, 22 Aug 2023 15:32:29 +0800</pubDate><description><![CDATA[【代码】HDFS HA高可用状态转换。]]></description><category></category></item><item><title><![CDATA[ClickHouse写入数据过程中出现too_many_parts]]></title><link>https://blog.youkuaiyun.com/destinyoooooooo/article/details/132298813</link><guid>https://blog.youkuaiyun.com/destinyoooooooo/article/details/132298813</guid><author>destinyoooooooo</author><pubDate>Tue, 15 Aug 2023 14:48:25 +0800</pubDate><description><![CDATA[TOO_MANY_PARTS]]></description><category></category></item><item><title><![CDATA[ClickHouse单机内存占用排查]]></title><link>https://blog.youkuaiyun.com/destinyoooooooo/article/details/132205846</link><guid>https://blog.youkuaiyun.com/destinyoooooooo/article/details/132205846</guid><author>destinyoooooooo</author><pubDate>Thu, 10 Aug 2023 11:26:26 +0800</pubDate><description><![CDATA[内存占用排查
]]></description><category></category></item><item><title><![CDATA[ClickHouse备份恢复]]></title><link>https://blog.youkuaiyun.com/destinyoooooooo/article/details/132149781</link><guid>https://blog.youkuaiyun.com/destinyoooooooo/article/details/132149781</guid><author>destinyoooooooo</author><pubDate>Mon, 07 Aug 2023 16:54:48 +0800</pubDate><description><![CDATA[ClickHouse通过内置SQL备份恢复]]></description><category></category></item></channel></rss>