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This article "My MySQL Learning experience (15)" will explain the MySQL logThe logs in MySQL are divided into 4 categories, and using these log files, you can see what's happening inside MySQL.respectively is1, error log: Log the MySQL service start,

The database usually implements the transaction with the help of log, the common have undo log, redo Log,undo/redo log all can guarantee the transaction characteristic, Undolog implements the transaction atomicity, Redolog realizes the transaction

Original address: http://www.cnblogs.com/liuhao/p/3714012.htmlWritten in front: the author level is limited, welcome to enlighten, all to the latest source code prevail.InnoDB Redo LogLet's start with what the next InnoDB redo log is, why you need

Preface This is a study note.The learning material comes from a log blog post from Jay Kreps.The original text is very long, but I persisted to read, the harvest is very much, also deeply to Jay's technical ability, the architecture ability and to

Preface This is a study note.The learning material comes from a log blog post from Jay Kreps.The original text is very long, but I persisted to read, the harvest is very much, also deeply to Jay's technical ability, the architecture ability and to

Reading directory (content) 1 undo What's 1.1 undo? 1.2 Undo Parameter 1.3 Undo Space management 2 Redo What's 2.1 redo? 2.2 Redo Parameters 2.3 Redo Space Management 3 Undo and redo

PrefaceThis is a study note.The learning material comes from a log blog post by Jay Kreps.The original text is very long, but I insist on reading, harvest a lot, but also deeply for Jay Brother's technical ability, architectural ability and

Transferred from: http://blog.chinaunix.net/uid-24250828-id-3198922.html1)/var/log/secure: Record log in system to access data files;For example: POP3,SSH,TELNET,FTP, etc. will be recorded here.2)/ar/log/btmp: Record login This information record,

Httpd log and log rotation tool, httpd log Rotation Directory:1.1 Error Log ErrorLog1.2 access log CustomLog1.3 log rotation: rotatelogs Tool1.4 log rotation: cronolog Tool1.5 comparison between rotatelogs and cronolog The types of logs to be

1)/var/log/secure: Record the log in system Access data file; For example: Pop3,ssh,telnet,ftp and so on will be recorded here. 2)/ar/log/btmp: Record logged in this information record, has been encoded, so must be resolved by the last; For