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Analysis of location cache module and detailed explanation of OCP monitoring and alarm

2022-07-22 08:27:00 【InfoQ】

Explain profound theories in simple language  OceanBase  Community Online Technology Salon , It aims to help enthusiasts who pay attention to distributed database technology provide technical exchange 、 Online space for sharing and discussion .

Every month around  OceanBase  Core technology and peripheral tools , Dare to say what you want to hear , Welcome to leave messages or suggestions ：
【 Explain profound theories in simple language  OceanBase  series 】 Activity Notice + Topic collection + The winner is announced

Live broadcast announcement

Zhen Nan shared with you in the last live broadcast OceanBase  Source code interpretation ： Table 1 and copy location information management , This issue is live , He will continue to lead you to interpret the source code ：Location Cache  modular .

On the basis of source code interpretation , This week also invited OceanBase Technical expert Xue interprets what everyone cares about OCP Related content .

And the R & D director of ant group 、OceanBase  Jijunxiang, the person in charge of open source  OceanBase Community 7 month Monthly Report .

7 month 28 Japan （ Thursday ）19:00, Will broadcast online
《 Explain profound theories in simple language  OceanBase 》 Eighth issue
, Will bring Location Cache  modular 、OCP monitor 、 Alarm details and OceanBase7 month Monthly Report, Stay tuned .

issue ：
 OceanBase  Source code interpretation ：Location Cache  Module analysis
OCP monitor 、 Alarm details
OceanBase7 month Monthly Report

Time ：
7 month 28 Japan （ Thursday ）19:00


Topic 1  Source code interpretation ：
Location Cache  Module analysis
The guest ： Wang Zhennan （ Zhennan ）
Personal introduction ：OceanBase  Kernel R & D Engineer , I have a rich understanding of the management methods of replica location information in distributed clusters .
  • location cache  Cached content for ;
  • location cache  The capability provided by the module ;
  • location cache  Refresh mechanism of
  • Virtual table  location cache;
Topic 2 OCP monitor 、 Alarm details
The guest ： Sun Hongxin （ flower ： Snow dye ） OceanBase technician
1、OCP Introduce
  • OCP  What is it?
  • OCP  What can be done
  • OCP  The main function modules of
2、OCP Monitoring function ;
  • metric  Indicator monitoring
  • SQL  monitor
3、OCP Detailed explanation of alarm function ;
  • Introduction to the main process of the alarm module , Relationship with monitoring module
  • Alarm rule definition
  • Alarm index query and judgment
  • Alarm channel definition

Topic3 7 month  OceanBase Monthly Report
The guest ： Feng Zhongyan （ flower ： Ji Junxiang ） OceanBase Head of open source
  • Research and development progress of kernel and ecological tools ;
  • OceanBase  Community ecological links ;
  • Exchange of the latest technical features ;
  • Monthly community activities ;
  • Community acknowledgement ;

Enrollment link ：
https://open.oceanbase.com/activities/4921863

This live broadcast is for students who have successfully registered , You can get extra points on the official website of the community 5 integral .

Looking back

Looking back ：
https://ask.oceanbase.com/t/topic/35600641
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