mysql lost connection to mysql server during query

Today, MySQL backup crontab automatically run when the alarm appears, the contents of the alarm are as followsMysqldump:error 2013:lost connection to MySQL server during query when dumping table ' File_storage ' at Row:29mysqldump: Couldn ' t

Two times since the public survey of the full-service maintenance, have encountered an individual server outage time unusually long situation, specific performance for the shutdown process blocked in MySQL disk, to store data has not been reduced,

The newly installed MySQL database on Linux is slow to connect remotely, but with navicate it can be used for a long time, and the Toad connection prompts MySQL MySQL lost connection to server during query. Using the following scheme through Baidu,

-- Add users and groups [root @ zlmlocal] groupadd [root @ zlmlocal] useradd-gmysql-ssbinnologin-doptmsyqlmysql -- create a directory [root @ zlmlocal] mkdirdatamysqlmysql_3306 {data, l -- Add users and groups[Root @ zlm local] # groupadd [Root @

1. download MySql 1. download MySql Open http://www.mysql.com/downloads/mysql/#downloads download in browser My downloaded version is Red Hat 5 version of http://www.mysql.com/downloads/mirror.php? Id = 407552 Upload the file to the server, or

Why: This happens when querying a database in MySQL, or modifying a larger table;Google's:Scenario 1. Add a line under MySQL configuration file [Myslqd] to set skip-name-resolve. The MySQL service needs to be restarted.Scenario 2: Add an IP to host

When I used Navicat for MySQL to import a MySQL database yesterday, a serious error occurred. Lost connection to MySQL server during query, literally, Lost connection to the MySQL server during the query.[Msg] Decompressing...[Msg] Table Created: wp_

First, the problem description:MySQL database query, encountered the following error message:Second, reason analysis:Dw_user table data volume is large, direct query speed is slow, easy to "card dead", resulting in automatic database connection

MySQL performance tuning and Architecture Design-Chapter 1 Performance Design-MySQL Replication and replication Optimization Chapter 1 scalability design-MySQL Replication Preface: MySQL Replication is a unique feature of MySQL. It can completely

MySQL Sometimes we import SQL file, file too large, cause error code:2013-lost connection to MySQL server during query such errorsDo the following:[SQL]View PlainCopyPrint? SHOW GLOBAL VARIABLES like   '%timeout '; SET   GLOBAL