docker install

tmux conf

ibv_destroy_cq

copy from RDMAmojo // RDMAmojo – blog on RDMA technology and programming by Dotan Barak QP state machine Contents 4.43 avg. rating (89% score) - 14 votes Since a QP is one of the important objects in of RDMA, I will handle it in the next few posts. QP State transitions In a QP lifetime, the possible states can be: Reset Initialize (Init) Ready To Receive (RTR) Ready To Send (RTS) Send Queue Drained (SQD) Send Queue Error (SQE) Error A QP can be transitioned from one state to another state by two possible ways:…

离线服务器添加本地yum源

write_rows_event

每一次执行insert操作，都会产生一个write_rows_event事件。用于记录插入的数据。

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mysql cdc table

基于mysql的存储插件，与mysql的binlog开发了一个mysql cdc table。可以在mysql select binlog中表的变化数据

__op

0 – delete data

1 – insert data

2 – update before data

3 – update after date

__gtid

全局事务id

__tm

row event 发生的时间

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table_map_event

对于每次insert, update, delete操作，都会产生一个table_map_event，该event用于描述接下来event的数据所对应的表结构。

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概述

mysql binlog物理存储格式详解。基于mysql 8.0.22

MagicNumber

每个binlog的开头是 4bytes magic number 0xfe 0x62 0x69 0x6e

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概述

对mysql binlog中，各类字段存储格式描述

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