record barracuda

The previous article talked about how to deploy Barracuda on Azure. This article discusses how to configure Barracuda. License Apply to Barracuda's sales staff for the license of the WAF. After getting license, open the admin interface

Rocksdb engine record format Rocksdb is a kv engine improved by the facebook team based on levelDB. Rocksdb uses LSM-tree to store data. It is very popular with its excellent read/write and compression features. In addition, the Rocksdb engine is a

Add by Zhj: In the MySQL5.6 of some parameters have been increased, see http://dev.mysql.com/doc/refman/5.6/en/server-system-variables.htmlOriginal: http://mageedu.blog.51cto.com/4265610/1062628Marco Education Linux operation and maintenance

History repeats itself. On the morning of Monday (Oct 27), everything seemed normal. I saw my colleague's email and was busy with my head. My colleagues in the office soon told me that the files scanned from the copier couldn't be received in the

Innodb_adaptive_flushing= {ON | OFF}Set whether to allow the MySQL server to dynamically adjust the dirty pages in the InnoDB buffer pool based on the workload. The purpose of dynamically adjusting the write speed is to avoid IO activity spikes. The

In the database optimization, we see some of the tables are designed to use text or BLOB fields, if the single table storage space reached nearly hundred g or dozens of G, this situation again to change and optimization is very difficultFirst,

In the database optimization, we see some of the tables are designed to use text or BLOB fields, if the single table storage space reached nearly hundred g or dozens of G, this situation again to change and optimization is very difficultFirst,

Background Knowledge:InnoDB storage engines, like most databases, records are stored as rows, which means that the page holds data for a row of rows in the table. In addition, MySQL on each page of the number of records stored there is a hard rule,

In the database optimization, we see some of the tables are designed to use text or BLOB fields, if the single table storage space reached nearly hundred g or dozens of G, this situation again to change and optimization is very difficultFirst,

Today the boot run Nginx ready to do local testing, browser opened phpMyAdmin after the nginx process crashes. Open nginx error log "Error.log" does not have any valid information. Then open the phpmyadmin error log "***-pc.err", extract the valid