value of log n

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

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

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,

Apche Log Series (1): Access log Want to know when and what people are browsing the content of the site. See Apache's access log to know. The access log is the standard log for Apache, which explains in detail the contents of the Access log and the

Error log:By default, the error log probably records the following areas of information:1. Information during server startup and shutdown (not necessarily error messages, for example, how MySQL launches InnoDB tablespace files, how to initialize its

ObjectiveThe log of the database is a strong basis for helping the database administrator to track the various events that have occurred in the database before. MySQL provides error log, Binlog log (binary log), investigate log, slow query log. Here,

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

Processing and using the redo log Buffer Configure and use redo log BufferServer Processes making changes to data blocks in the buffer cache generate redo dataInto the log buffer. lgwr begins writing to copy entries from the redo log bufferThe

This article describes MySQL log management in detail. This article describes log types, log functions, and common server variables related to MySQL logs, if you need it, you can refer to the log file. it is very important for a server. it records