One of the interesting new features in PostgreSQL for some time now is the ability to control removal of WAL files using replication slots. The dark side is that replication slots can cause disks to fill up with old WAL, killing the main production server. In this article I explain PostgreSQL replication slots, and how a new feature in PostgreSQL 13 helps prevent this problem.
Preamble How many current Barman users have thought about saving backups in a remote destination in the cloud? How many have thought about taking that backup directly from the PostgreSQL server itself? Well, since Barman 2.10 this is now possible! How? Let’s discover that together in the following articles.
Postgres has a lot of built-in information functions that most people don’t know about. Some of these are critical components to identifying replication lag, but what if we could use them for something else, like throughput? This man’s one simple trick can track actual database throughput; DBAs hate him! Everybody Knows Let’s take a look […]
The latest version of PostgreSQL 9.6 is planned to be released later today, bringing with it some much anticipated features and updates. As the most advanced open source database, PostgreSQL strives to release a major version roughly once every year. With an active and collaborative community, this PostgreSQL release boasts impressive features and updates thanks […]
PostgreSQL is an awesome project and it evolves at an amazing rate. We’ll focus on evolution of fault tolerance capabilities in PostgreSQL throughout its versions with a series of blog posts. This is the fourth post of the series and we’ll talk about synchronous commit and its effects on fault tolerance and dependability of PostgreSQL. […]
PostgreSQL is an awesome project and it evolves at an amazing rate. We’ll focus on evolution of fault tolerance capabilities in PostgreSQL throughout its versions with a series of blog posts. This is the third post of the series and we’ll talk about timeline issues and their effects on fault tolerance and dependability of PostgreSQL. […]
PostgreSQL is an awesome project and it evolves at an amazing rate. We’ll focus on evolution of fault tolerance capabilities in PostgreSQL throughout its versions with a series of blog posts. This is the second post of the series and we’ll talk about replication and its importance on fault tolerance and dependability of PostgreSQL. If […]
“It is paradoxical, yet true, to say, that the more we know, the more ignorant we become in the absolute sense, for it is only through enlightenment that we become conscious of our limitations. Precisely one of the most gratifying results of intellectual evolution is the continuous opening up of new and greater prospects.” Nikola Tesla […]
2ndQuadrant is proud to announce the release of Barman version 1.6.1, a Backup and Recovery Manager for PostgreSQL.
The upcoming version 1.6.1 of Barman will introduce a few interesting new features which consolidate its central role in business continuity installations of PostgreSQL databases. Discover why.
