Percona

JANUARY 2, 2024

Managing database servers involves different aspects, among which security is critical. The auditing plugin overview has been explained in the blog post Percona’s MySQL Audit Log Plugin – An Enterprise Feature at a Community Price. How does it work? The drop events are listed below. The drop events are listed below.

Servers 84

Servers Database Open Source Scalability 84

Percona

JUNE 26, 2023

We have faced different levels of corruption related to databases in PostgreSQL. So we need to check whether this base / 16384 / 16391 file is available in / base location.

Hardware 75

Hardware C++ Database Open Source 75

Official Blog - World Web Technology

APRIL 12, 2023

Of all websites available across the globe, WordPress powers more than 65.1%. There are more than 59,208 WordPress plugins available as of now. The number of free themes available with WordPress is 8,874+ as of now. Earlier, it was used to simply create online blogs, but WordPress has evolved since then.

Development 52

Development Website Ecommerce Programming 52

Percona

NOVEMBER 30, 2023

This blog describes how to encrypt the pgBackRest repository. pgBackRest is the backup tool used to perform Postgres database backup, restoration, and point-in-time recovery (PITR). The repository is where pgBackRest stores backups and archives WAL segments. The repository is where pgBackRest stores backups and archives WAL segments.

Open Source 79

Open Source Database Processing Performance 79

Percona

FEBRUARY 23, 2023

If you ever had to make a quick ad-hoc backup of your MongoDB databases, but there was not enough disk space on the local disk to do so, this blog post may provide some handy tips to save you from headaches. while not overloading the CPU capacity on the production database. zst 2023-02-07T19:33:58.138+0100 writing db2.products

AWS 120

AWS Storage Database Open Source 120

Percona

MAY 1, 2023

This blog was originally published in August 2018 and was updated in May 2023. It has default settings for all of the database parameters. It has default settings for all of the database parameters. Out of the box, the default PostgreSQL configuration is not tuned for any particular workload.

Tuning 52

Tuning Efficiency Database Performance 52

Percona

DECEMBER 20, 2023

In this blog post, we will go through the process of InnoDB buffer pool resizing online, covering why it is important to monitor its progress and how to monitor it. This is available only for the log_error_verbosity=3. 2023-12-05T16:51:29.610886Z 65 [Note] [MY-012398] [InnoDB] Requested to resize buffer pool.

Monitoring 88

Monitoring Code Open Source Cache 88

Percona

DECEMBER 12, 2023

This blog gives you some ideas on using pt-table-sync for replica tables with triggers. sec) mysql> select * from test_tab; select * from test_tab_log; + -+ --+ + | id | test_data | op_time | + -+ --+ + | 1 | lt1 | 2023-11-26 09:59:19 | + -+ --+ + 1 row in set (0.00 We have two tables: test_tab and test_tab_log.

Servers 91

Servers Database Testing Open Source 91

Percona

MARCH 28, 2023

Our previous blogs discussed configuring and setting up backups using the pgBackRest solution. To briefly explain pgBackRest, it is an open source backup tool that takes FULL Backup, Incremental Backup, and Differential Backup for PostgreSQL databases. >pgBackRest is installed and configured on a dedicated backup and database host.

Servers 82

Servers Azure AWS Cloud 82

Percona

SEPTEMBER 14, 2023

MySQL is an outstanding open source transactional database used by most web-based applications and is very good at handling OLTP workloads. ClickHouse is a columnar database that handles analytical workloads quickly. In this blog post, I will show you how to replicate MySQL data in real-time to ClickHouse. No manual work!

Engineering 89

Engineering Database Servers Analytics 89

Percona

JULY 17, 2023

MongoDB Community Edition software might set the stage for achieving your high-volume database goals, but you quickly learn that its features fall short of your enterprise needs. First, some stage-setting for this blog article. The popularity of MongoDB MongoDB has emerged as a popular database platform. It ranks No.

Open Source 75

Open Source Database Scalability Software 75

Percona

JULY 1, 2023

This post was originally published in July 2018 and was updated in July 2023. Now that Database-as-a-service (DBaaS) is in high demand, there are multiple questions regarding AWS services that cannot always be answered easily: When should I use Aurora and when should I use RDS MySQL ? What are the differences between Aurora and RDS?

AWS 52

AWS Database Serverless Storage 52

Official Blog - World Web Technology

JUNE 13, 2023

It is the most popular CMS that was earlier used to create personal blogs. However, dedicated WordPress theme developers have made the platform so advanced that businesses look up to WordPress when they want to develop a wide range of web applications such as ecommerce websites, business websites, personal blogs, web applications, etc.

Development 52

Development Website Ecommerce Code 52

Percona

MARCH 27, 2023

In this blog, we will talk about in what scenario you might face this error when restoring Oplog for PITR (point-in-time recovery). You might wonder why this error will come during PITR as the operations in the Oplog are idempotent, meaning they always result in the same change to the database no matter how many times they’re performed.

Games 94

Games Database Open Source C++ 94

Percona

MAY 2, 2023

This blog was originally published in September 2020 and was updated in May 2023. That’s why it’s essential to implement the best practices and strategies for MongoDB database backups. That’s why it’s essential to implement the best practices and strategies for MongoDB database backups.

Best Practices 52

Best Practices Database Storage Servers 52

Percona

AUGUST 30, 2023

In this blog, I am trying to list the options available for users and list them in increasing order of priority. This can be changed later using the pg_checksums utility, but that will be a painful exercise on a big database. 2023-08-04 06:53:09.637 UTC [5787] LOG: starting PostgreSQL 15.3 20150623 (Red Hat 4.8.5-44),

Database 103

Database Servers Open Source Tuning 103

Percona

AUGUST 29, 2023

Data redundancy, a database version of a RAID Pondering the case of high availability and redundancy, one replicates data by creating a replica via streaming replication. Now let’s stretch our imagination and consider a second method of high availability, ala Citus. Extension citus has been created in database db01.

C++ 79

C++ Database Storage Testing 79

Percona

MARCH 3, 2023

And this is how this blog originates so that if you find yourself in the same situation, proceed similarly or at least consider some of the practices used to meet the objective. Check the database’s topology, whether one or more servers were replicating, if it was a Percona XtraDB Cluster , etc. Check the size of the table.

Database 100

Database Testing Servers Open Source 100

Percona

JUNE 2, 2023

WordPress, the ubiquitous publishing platform that launched millions of blogs and websites, turned 20 on May 27th. WordPress also benefited from and popularized MySQL, introducing the LAMP stack – and open source – to an audience that might never have touched a database before or had any intro to open source.

Open Source 96

Open Source Traffic Tuning Database 96

CSS Wizardry

JULY 23, 2023

I am available to help you find and fix your site-speed issues through performance audits , training and workshops , consultancy , and more. But for many queries, there is lots of helpful content available. I’m available for hire to help you out with workshops , consultancy , advice , and development. . You should get in touch.

Engineering 246

Engineering Google Speed Mobile 246

Percona

APRIL 13, 2023

PostgreSQL is a popular open source relational database management system that is widely used for storing and managing data. In this blog, we will discuss what replication lag is, why it occurs, and how to mitigate it in PostgreSQL. Various factors, such as the distance between the databases, network congestion, etc.,

Latency 81

Latency Tuning Open Source Network 81

Percona

APRIL 6, 2023

In this blog post, we’ll check how to integrate Percona Monitoring and Management (PMM) with Loki to be able to get not only metrics and queries from our database servers but also text-based information like logs. Mar 15 19:02:59 ps promtail[2318]: level=info ts=2023-03-15T19:02:59.437567482Z caller=filetargetmanager.go:352

Monitoring 86

Monitoring Servers Metrics Database 86

Percona

MARCH 28, 2023

In this blog post, we will dive deep into WiredTiger’s Logging and Checkpoint mechanism. Every database system has to ensure durability and reliability. MongoDB uses classic Write-Ahead-Logging (WAL) using Journals and Checkpoints. Starting with the basics, why is WAL needed in the first place? wt list -c WiredTigerCheckpoint.33:

Hardware 88

Hardware C++ Storage Cache 88

Percona

AUGUST 18, 2023

This blog will explore the hurdles encountered during the upgrade process and the innovative solution that saved the day. 2023-05-12T08:10:38.946611Z 1 [ERROR] [MY-013894] [InnoDB] Found redo log file./ib_logfile0 2023-05-12T08:10:38.946683Z 1 [ERROR] [MY-012930] [InnoDB] Plugin initialization aborted with error Generic error.

Open Source 66

Open Source Database Storage Engineering 66

Percona

JUNE 29, 2023

There are other options available too when using commitQuorum: “Voting Members” – This is the default behavior when an index will be created on all data-bearing voting replica set members (Default). Below is the command used to create an index using commitQuorum as the majority : db.getSiblingDB("acme").products.createIndex({

Servers 80

Servers C++ Storage Best Practices 80

Percona

SEPTEMBER 27, 2023

PostgreSQL Partition Manager — ‘pg_partman’ — is an open source extension freely available, widely supported, and actively maintained by the PostgreSQL community. First, we will need to install the OS with the necessary control files for the appropriate PostgreSQL version for installing pg_partman on the database.

Storage 101

Storage Open Source Database Efficiency 101

Percona

APRIL 17, 2023

reaches end of life in October 2023. Reserved keyword – Groups Most notably, and the issue my customers are facing (and the primary reason for this blog post), is the addition of GROUPS as a reserved keyword. You can read more about reserved keywords in a previous blog, MySQL 5.7 Upgrading to MySQL 8 from 5.7

Open Source 73

Open Source Servers Scalability Database 73

Percona

JUNE 23, 2023

In Percona Managed Services , one key aspect of managing the databases is configuring backups. Percona XtraBackup is one of the best tools for performing physical database backups. ibd.qp.xbcrypt 2023-04-21T00:27:14.875316-00:00 24 [Note] [MY-011825] [Xtrabackup] Compressing and encrypting. dbxxxx/tb1.ibd dbxxxx/tb1.ibd

Servers 80

Servers Processing Speed Open Source 80

Percona

APRIL 17, 2023

Still, as DBA, you want to use Percona Monitoring and Management (PMM) for better database insights and maintain a common policy of Datadog as a standard alerting or high-level observability tool. We’ll use here “up” metrics for different databases to reflect database status. openmetrics.d/conf.yaml

Monitoring 70

Monitoring Metrics Database Open Source 70

Percona

NOVEMBER 2, 2023

This blog was originally published in Sept 2021 and was updated in November 2023. Following the series of blogs started by Peter Zaitsev in Installing MySQL with Docker , on deploying Docker containers running open source databases, in this article, I’ll demonstrate how to install and run PostgreSQL using Docker.

Database 70

Database Open Source Scalability Virtualization 70

Percona

APRIL 7, 2023

I’ve used a fourth instance to host a PMM server to monitor servers A and B and used the data collected by the PMM agents installed on the database servers to compare performance. MySQL comes pre-configured to be conservative instead of making the most of the resources available in the server. Why is that?

Tuning 135

Tuning Cache Servers Benchmarking 135

Scalegrid

FEBRUARY 15, 2024

In a world where data security is essential, enabling MongoDB SSL is critical in fortifying your database. Each section is crafted to elevate your database’s security protocol, from acquiring the necessary SSL certificates to configuring server and client connections.

Servers 130

Servers Best Practices Government Network 130

Percona

APRIL 12, 2023

We’re equally convinced on both counts, but in this blog article, we’re focusing on why MongoDB is not open source. Let’s start with this: MongoDB is accurately referred to as source-available software. They came up with a horizontally scalable NoSQL database.

Open Source 81

Open Source Programming Database Servers 81

Percona

JULY 2, 2023

This blog was originally written in September 2018 and was updated in June 2023. The size of the database and your database environment—if it is on colo or cloud—matters. As discussed in the introductory blog post , we highlight important aspects an enterprise should consider for its PostgreSQL environments.

Strategy 52

Strategy Database Storage Open Source 52

Percona

MARCH 8, 2023

Over the years of being a DBA, I had to deal with all kinds of problems in the database. Still, the users keep falling into this trap, maybe because of a poorly configured database, a change in the application components, or just because of a sudden increase of connections in the application. A lot has been written about this error.

C++ 94

C++ Database Servers Open Source 94

Dynatrace

DECEMBER 18, 2023

According to the 2023 Kubernetes in the Wild report , 65% of organizations use Prometheus. An essential observability engineering tool Prometheus is an open-source telemetry database service that records and stores custom software metrics and provides a standardized interface to pull (in Prometheus terms, “scrape”) data using HTTP requests.

Metrics 175

Metrics Engineering Energy Tuning 175

Percona

NOVEMBER 1, 2023

This blog was originally published in January 2021 and updated in November of 2023. As businesses and applications increasingly rely on MySQL databases to manage their critical data, ensuring data reliability and availability becomes paramount. What is the Recovery Time Objective?

Best Practices 80

Best Practices Storage Strategy Database 80