Tue, 30 Apr 2024 19:00:16 +0000 en-US hourly 1 https://wordpress.org/?v=6.5.2 https://www.percona.com/blog/wp-content/uploads/2023/02/cropped-percona-favicon-32x32.png 32 32 76301791 https://www.percona.com/blog/redis-valkey-and-perconas-ongoing-support-of-open-source/ https://www.percona.com/blog/redis-valkey-and-perconas-ongoing-support-of-open-source/#comments Tue, 30 Apr 2024 13:29:31 +0000 https://www.percona.com/blog/?p=96087 For me, the Redis story starts with…  Memcached.   Back in the early 2000s, “Web 2.0” was being built following the aftermath of the dot-com crash.  The open source  LAMP (Linux-Apache-MySQL-PHP/Perl/Python) stack was all the rage.  We needed to scale fast but also very efficiently, and caching became one of the core technologies to achieve […]]]> https://www.percona.com/blog/redis-valkey-and-perconas-ongoing-support-of-open-source/feed/ 1 96087 https://www.percona.com/blog/the-challenge-with-open-core-software/ https://www.percona.com/blog/the-challenge-with-open-core-software/#respond Thu, 14 Mar 2024 15:37:58 +0000 https://www.percona.com/blog/?p=95133 Open core is a monetization strategy for open source, where in addition to the open source version, often called “community,” there is an extended version, often called the “enterprise” version, with additional features. There is a lot of value for users of the open source version when this model is used, as it tends to […]]]> https://www.percona.com/blog/the-challenge-with-open-core-software/feed/ 0 95133 https://www.percona.com/blog/is-linkerd-open-source/ https://www.percona.com/blog/is-linkerd-open-source/#respond Mon, 26 Feb 2024 20:47:43 +0000 https://www.percona.com/blog/?p=94836 There is a new controversy in the Linkerd community with reports that many Linkerd users will now need to pay to run the software, and it will only be available under a proprietary license. I do not think this is entirely correct. Here are my thoughts on this topic.Linkerd is a CNCF project, where Buoyant […]]]> https://www.percona.com/blog/is-linkerd-open-source/feed/ 0 94836 https://www.percona.com/blog/in-search-of-transparency-at-fosdem/ https://www.percona.com/blog/in-search-of-transparency-at-fosdem/#comments Thu, 01 Feb 2024 14:43:36 +0000 https://www.percona.com/blog/?p=93861 FOSDEM is for sure one of the most respected free and open source software-focused conferences in Europe, which is loved by many, myself included. It is from the point of love I am raising concerns about transparency, which seems to be lacking in regard to some processes at FOSDEM.For many years, as long as I […]]]> https://www.percona.com/blog/in-search-of-transparency-at-fosdem/feed/ 1 93861 https://www.percona.com/blog/the-future-of-open-source-is-polarized/ https://www.percona.com/blog/the-future-of-open-source-is-polarized/#respond Tue, 15 Aug 2023 16:24:31 +0000 https://www.percona.com/blog/?p=90212 Last week, yet another company — HashiCorp — announced they are changing the license for the majority of their software from an Open Source License (Mozilla Public License 2.0) to a Business Source License (BSL). It is worth noting that, unlike licenses like GPL or even SSPL, BSL is not a specific license but more of […]]]> https://www.percona.com/blog/the-future-of-open-source-is-polarized/feed/ 0 90212 https://www.percona.com/blog/database-server-lifecycle-for-mysql-and-mariadb/ https://www.percona.com/blog/database-server-lifecycle-for-mysql-and-mariadb/#respond Fri, 04 Aug 2023 12:28:04 +0000 https://www.percona.com/blog/?p=90008 In this blog post, we will look at the lifecycle and release management for MySQL and MariaDB servers —  where we are now and relevant historical background.It is worth noting both MySQL and MariaDB have Community and Enterprise versions.  For MySQL, both releases are made by the same company (Oracle), follow the same version numbering, […]]]> https://www.percona.com/blog/database-server-lifecycle-for-mysql-and-mariadb/feed/ 0 90008 https://www.percona.com/blog/percona-university-is-back-in-business/ https://www.percona.com/blog/percona-university-is-back-in-business/#respond Mon, 19 Jun 2023 13:53:31 +0000 https://www.percona.com/blog/?p=88719 Percona University is a series of free educational events focused on Open Source and Open Source Database Technology, in particular, run by Percona. We run those events worldwide, both in recognized tech hubs and in locations that do not have a lot of tech events taking place, as Open Source shall not know limits and […]]]> https://www.percona.com/blog/percona-university-is-back-in-business/feed/ 0 88719 https://www.percona.com/blog/should-postgresql-become-multi-threaded/ https://www.percona.com/blog/should-postgresql-become-multi-threaded/#comments Wed, 14 Jun 2023 15:07:43 +0000 https://www.percona.com/blog/?p=88563 A few days ago, Heikki Linnakangas posted a message in the PostgreSQL mailing list titled “Let’s make PostgreSQL multi-threaded.”  This topic got quite a discussion on Hacker News too.The poll I’ve done on Twitter shows there is great interest in this topic and overwhelming support for such an effort! Should PostgreSQL become multi-threaded ? — […]]]> https://www.percona.com/blog/should-postgresql-become-multi-threaded/feed/ 3 88563 https://www.percona.com/blog/database-teams-run-denver-marathon-relay-at-percona-live-2023/ https://www.percona.com/blog/database-teams-run-denver-marathon-relay-at-percona-live-2023/#respond Tue, 13 Jun 2023 15:31:23 +0000 https://www.percona.com/blog/?p=88532 As I wrote in my invitation blog post, we got fortunate this year – Percona Live 2023 took place right after the Denver Marathon, which assembled us to put together a fantastic Database Runs event right before the conference.Percona Staff, Conference Attendees, and local community members took part in this event, and we ran as […]]]> https://www.percona.com/blog/database-teams-run-denver-marathon-relay-at-percona-live-2023/feed/ 0 88532 https://www.percona.com/blog/mysql-order-by-limit-performance-optimization/ https://www.percona.com/blog/mysql-order-by-limit-performance-optimization/#comments Thu, 01 Jun 2023 13:37:31 +0000 https://www.percona.com/blog/2006/09/01/order-by-limit-performance-optimization/ Updated June 1, 2023.Suboptimal MySQL ORDER BY implementation, especially together with MySQL LIMIT is often the cause of MySQL performance problems. Here is what you need to know about MySQL ORDER BY LIMIT optimization to avoid these problems.Try Now: Free your applications with Percona Distribution for MySQLMySQL LIMIT clauseThe MySQL LIMIT clause is a valuable […]]]> https://www.percona.com/blog/mysql-order-by-limit-performance-optimization/feed/ 105 89 https://www.percona.com/blog/understanding-linux-iowait/ https://www.percona.com/blog/understanding-linux-iowait/#respond Wed, 10 May 2023 12:13:33 +0000 https://www.percona.com/blog/?p=87617 I have seen many Linux Performance engineers looking at the “IOWait” portion of CPU usage as something to indicate whenever the system is I/O-bound. In this blog post, I will explain why this approach is unreliable and what better indicators you can use.Let’s start by running a little experiment – generating heavy I/O usage on […]]]> https://www.percona.com/blog/understanding-linux-iowait/feed/ 0 87617 https://www.percona.com/blog/run-for-your-favorite-database-at-percona-live-2023/ https://www.percona.com/blog/run-for-your-favorite-database-at-percona-live-2023/#respond Thu, 23 Feb 2023 14:56:05 +0000 https://www.percona.com/blog/?p=85559 Sure, you ensure your database runs, but have you ever thought about running for your favorite database? You can do just that in Denver, Colorado, on Sunday, May 21, the day before Percona Live 2023 kicks off!We’re partnering with the Denver Marathon to attract relay teams of five runners each who will complete legs of […]]]> https://www.percona.com/blog/run-for-your-favorite-database-at-percona-live-2023/feed/ 0 85559 https://www.percona.com/blog/why-postgresql-needs-transparent-database-encryption-tde/ https://www.percona.com/blog/why-postgresql-needs-transparent-database-encryption-tde/#comments Mon, 30 Jan 2023 13:48:20 +0000 https://www.percona.com/blog/?p=84860 As Ibrar Ahmed noted in his blog post on Transparent Database Encryption (TDE). PostgreSQL is a surprising outlier when it comes to offering Transparent Database Encryption.  Instead, it seems PostgreSQL Developers are of the opinion that encryption is a storage-level problem and is better solved on the filesystem or block device level.  I do not share […]]]> https://www.percona.com/blog/why-postgresql-needs-transparent-database-encryption-tde/feed/ 1 84860 https://www.percona.com/blog/elevate-your-percona-live-experience-by-climbing-mt-elbert/ https://www.percona.com/blog/elevate-your-percona-live-experience-by-climbing-mt-elbert/#respond Tue, 10 Jan 2023 13:04:45 +0000 https://www.percona.com/blog/?p=84583 Percona Live 2023 takes place in Denver, Colorado this year and with my love of mountains, I thought it would be a crime not to combine it with climbing one of the famous Colorado 14ers  (14,000ft+ in height).So we’re putting a team together to climb Mt. Elbert — 14,440ft (4401m) — the highest mountain in […]]]> https://www.percona.com/blog/elevate-your-percona-live-experience-by-climbing-mt-elbert/feed/ 0 84583 https://www.percona.com/blog/cloud-of-serfdom-or-cloud-of-freedom-what-would-you-choose/ https://www.percona.com/blog/cloud-of-serfdom-or-cloud-of-freedom-what-would-you-choose/#respond Mon, 28 Nov 2022 14:31:55 +0000 https://www.percona.com/blog/?p=83838 At its core, the cloud is a fantastic innovation — I do not think many of us will long for the days when it required days, weeks, or even months to provision a new server.  Programmable, instantly accessible infrastructure comes with so much flexibility. It allows new deployment and management approaches we could not even […]]]> https://www.percona.com/blog/cloud-of-serfdom-or-cloud-of-freedom-what-would-you-choose/feed/ 0 83838 https://www.percona.com/blog/i-am-taking-on-founder-role-ann-schlemmer-takes-over-as-percona-ceo/ https://www.percona.com/blog/i-am-taking-on-founder-role-ann-schlemmer-takes-over-as-percona-ceo/#comments Mon, 10 Oct 2022 12:02:41 +0000 https://www.percona.com/blog/?p=83107 I have decided to step down from the role of CEO at Percona and take on the Founder role.  Ann Schlemmer takes over as Percona CEO.I believe at this point this is the right step for the Company and myself personally. When – together with Vadim – we started Percona more than 16 years ago, […]]]> https://www.percona.com/blog/i-am-taking-on-founder-role-ann-schlemmer-takes-over-as-percona-ceo/feed/ 3 83107 https://www.percona.com/blog/open-source-bait-and-switch-licensing-and-beyond/ https://www.percona.com/blog/open-source-bait-and-switch-licensing-and-beyond/#comments Fri, 09 Sep 2022 13:39:02 +0000 https://www.percona.com/blog/?p=82608 Another day, another company announces it changed its license away from open source while claiming “We Believe In A Model Of Sustainable Open Source.”I’m not sure about you, but this rings to me as similar to an alleged quote about the Vietnam War: “We had to destroy the village in order to save it.”What Lightbend’s […]]]> https://www.percona.com/blog/open-source-bait-and-switch-licensing-and-beyond/feed/ 3 82608 https://www.percona.com/blog/enabling-procfs-udf-in-percona-monitoring-and-management/ https://www.percona.com/blog/enabling-procfs-udf-in-percona-monitoring-and-management/#respond Thu, 08 Sep 2022 13:24:27 +0000 https://www.percona.com/blog/?p=82580 In my previous blog post, ProcFS UDF: A Different Approach to Agentless Operating System Observability in Your Database, I wrote about the ProcFS UDF MySQL plugin, which allows you to get operating systems stats, through the MySQL database, without having shell access to the server and any local agent installation.Some of you wondered whether there […]]]> https://www.percona.com/blog/enabling-procfs-udf-in-percona-monitoring-and-management/feed/ 0 82580 https://www.percona.com/blog/procfs-udf-different-approach-to-agentless-operating-system-observability-in-your-database/ https://www.percona.com/blog/procfs-udf-different-approach-to-agentless-operating-system-observability-in-your-database/#comments Thu, 01 Sep 2022 12:37:53 +0000 https://www.percona.com/blog/?p=82425 When you look at database performance, it does not only depend on internal database operations but also on things going on in the operating system, network, storage system, hardware, etc. With that, if you’re building software to help analyze and optimize database performance, such as Percona Monitoring and Management (PMM), you need access to information […]]]> https://www.percona.com/blog/procfs-udf-different-approach-to-agentless-operating-system-observability-in-your-database/feed/ 1 82425 https://www.percona.com/blog/seven-ways-to-reduce-mysql-costs-in-the-cloud/ https://www.percona.com/blog/seven-ways-to-reduce-mysql-costs-in-the-cloud/#respond Thu, 25 Aug 2022 11:46:18 +0000 https://www.percona.com/blog/?p=82306 With the economy slowing down and inflation raging in many parts of the world, your organization will love you if you find ways to reduce the costs of running their MySQL databases. This is especially true if you run MySQL in the cloud, as it often allows you to see the immediate effect of those […]]]> https://www.percona.com/blog/seven-ways-to-reduce-mysql-costs-in-the-cloud/feed/ 0 82306