In the previous chapters, we have understood the various replication concepts. This is not just a theoretical overview of the things that will enhance your consciousness for the next thing to be introduced, but will also introduce you to a broad
PostgreSQL xlog file name specification source code parsing
PostgreSQL xlog, that is, WAL (Write Ahead Log), is located In the pg_xlog directory and is the Log on which PostgreSQL fully or PITR (Point In-Time Recovery) depends.
Why is there WAL
Because recently to do a data study, need to put the data into storage, open source database, students may generally choose MySQL, but some of the MySQL functions can be too tired, so I replaced with Oracle more similar to the PostgreSQL, recently
RSYSLOG is an efficient logging system and is the default journaling system currently used by Ubuntu and CentOS.Loganalyzer is a PHP-written Web front-end that you can use to analyze and view the logs generated by RSYSLOG.After research, I am
Reprint, original link http://linux.cn/portal.php?mod=view&aid=170 using Ubuntu to build a Ruby on Rails Local development environment
Want to develop a Ruby on Rails app? Although there are already some (beginner) Ruby on Rails
Running out of disk space in the Pg_xlog directory is a fairly common Postgres problem. This important directory holds the WAL (Write Ahead Log) files. (WAL files contain a record of all changes made to the Database-see the link for more details).
BackgroundPostgreSQL cold backup, refers to the database shutdown state of the database data files are backed up.
This backup is not practical in production, the general production environment needs to ensure that the database 7*24 hours.
A cold
PostgreSQL's xlog, that is, WAL (WriteAheadLog), is located in the pg_xlog directory and is based on PostgreSQL's full or PITR (PointIn-TimeRecovery) Recovery
PostgreSQL xlog, that is, WAL (Write Ahead Log), is located In the pg_xlog directory and
./Configure
This script will run some tests to guess some system-related variables, detect the special settings of your operating system, and finally create some files in the tree to record what it found.The default setting will create servers and
Website administrator-LINUX Server SETUP-WWW-Linux Enterprise Application-Linux server application information. For more information, see the following section. ++ ++
Body
++ ++
If you are a Linux enthusiast, you may have mastered basic Linux
The content source of this page is from Internet, which doesn't represent Alibaba Cloud's opinion;
products and services mentioned on that page don't have any relationship with Alibaba Cloud. If the
content of the page makes you feel confusing, please write us an email, we will handle the problem
within 5 days after receiving your email.
If you find any instances of plagiarism from the community, please send an email to:
info-contact@alibabacloud.com
and provide relevant evidence. A staff member will contact you within 5 working days.