Determining whether a table is actively used or has become obsolete is an important task in database management. PostgreSQL offers various techniques to assess table usage, helping administrators optimize resources and identify potential candidates for archival or removal. Real-time Monitoring…
Effectively monitoring running queries in a PostgreSQL database is essential for maintaining performance and ensuring smooth operations. In this article, we will explore various techniques and tools available to check the status of your queries, gain valuable insights into their…
In PostgreSQL, query blocking occurs when one query is waiting for a resource held by another query, resulting in performance bottlenecks. This article explores techniques for identifying active or blocked queries in PostgreSQL and pinpointing the source of the block.…
Slow queries can have a significant impact on the performance of your PostgreSQL database and, consequently, on the user experience of your application. This comprehensive guide will walk you through the process of diagnosing and resolving slow query performance issues…
PostgreSQL is known for its powerful query processing capabilities, but sometimes even the most efficient queries can run slowly if not properly optimized. Understanding how PostgreSQL executes queries is key to troubleshooting and improving database performance. In this article, we’ll…
PostgreSQL is renowned for its robustness, scalability, and flexibility, making it one of the most powerful relational database management systems available today. However, like any complex software, even the best PostgreSQL setups can encounter performance issues, slow queries, or unexpected…
PostgreSQL’s Write-Ahead Logging (WAL) system plays a crucial role in ensuring data integrity and enabling features like replication and point-in-time recovery. However, WAL files can sometimes fail to be deleted, leading to excessive disk space consumption. In this article, we…
Ever wondered how companies like Instagram and Reddit manage millions of data points seamlessly? Behind many successful applications lies PostgreSQL, the open-source database powerhouse that’s been quietly shaping the digital world for over 30 years. Unlike your everyday spreadsheet, PostgreSQL …
NetworkManager Tools NetworkManager is a system service in Linux distributions that manages network devices and connections. Here are some tools you can use to control NetworkManager and refresh the network interface configuration: Using Ansible For automated and remote configuration, you…
This article provides a comprehensive guide on renaming network interfaces in Red Hat Enterprise Linux (RHEL), focusing on the differences between the traditional ifcfg format and the newer keyfile format for NetworkManager connection profiles. Understanding RHEL’s Network Interface Naming Traditionally,…
