Mysql transaction details

1, Mysql transaction concept Mysql transactions are mainly used to process data with large amount of operations and high complexity. For example, in the personnel management system, to delete a person, you need to delete not only the basic data of the person, but also the information related to the person, such as mailbox, article, etc. ...

Posted by ShimmyShine on Sun, 24 Oct 2021 15:54:06 +0200

CephFS highly available NFS Ganesha gateway

1. General2. Terminology3. nfs-ganesha 3.1. Introduction3.2. Architecture 3.2.1. Overall structure diagram3.2.2. Architecture description3.2.3. Genesha Rados cluster design 3.2.3.1. Client recovery (single case)3.2.3.2. Grace period (single case)3.2.3.3. Reboot Epochs3.2.3.4. gracedb3.2.3.5. Cluster 3.3. Implementation of high a ...

Posted by regexpert on Sun, 17 Oct 2021 19:51:09 +0200

Interpretation of Keepalived High Availability Mechanism

Interpretation of Keepalived High Availability Mechanism For the Keepalived installation, please refer to the previous article: High availability haproxy + kept installation and deployment configuration preface: In the previous article, I introduced how to install the keepalived+HAProxy service. This article mainly interprets the high avai ...

Posted by jdlev on Thu, 23 Sep 2021 11:27:43 +0200