Yearly Archives - 2018

Percona XtraBackup 8.0-3-rc1 Is Available

Percona XtraBackup 8.0

Percona is glad to announce the release candidate of Percona XtraBackup 8.0-3-rc1 on October 31 2018. You can download it from our download site and apt and yum repositories.
This is a Release Candidate quality release and it is not intended for
production. If you want a high quality, Generally Available release, use the current stable version (the most recent stable version at […]

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Release Candidate for Percona Server 8.0.12-2rc1 Is Available

Percona Server for MySQL 5.7

Following the alpha release announced earlier, Percona announces the release candidate of Percona Server for MySQL 8.0.12-2rc1 on October 31, 2018. Download the latest version from the Percona website or from the Percona Software Repositories.
This release is based on MySQL 8.0.12 and includes all the bug fixes in it. It is a Release Candidate […]

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20+ MongoDB Alternatives You Should Know About

alternatives to MongoDB

As MongoDB® has changed their license from AGPL to SSPL many are concerned by this change, and by how sudden it has been. Will SSPL be protective enough for MongoDB, or will the next change be to go to an altogether proprietary license? According to our poll, many are going to explore MongoDB alternatives. This […]

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PostgreSQL locking, part 3: lightweight locks

LWLocks lightweight locks postgres

PostgreSQL lightweight locks, or LWLocks, control memory access. PostgreSQL uses multi-process architecture and should allow only consistent reads and writes to shared memory structures. LWLocks have two levels of locking: shared and exclusive. It’s also possible to release all acquired LWLocks to simplify clean up. Other databases often call primitives similar to LWLocks “latches”. […]

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One Week Until Percona Live Open Source Database Conference Europe 2018

Percona Live Europe 2018

It’s almost here! One week until the Percona Live Europe Open Source Database Conference 2018 in Frankfurt, Germany! Are you ready?
This year’s theme is “Connect. Accelerate. Innovate.” We want to live these words by making sure that the conference allows you to connect with others in the open source community, accelerate your ideas and […]

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Announcing Keynotes for Percona Live Europe!

Percona Live Keynotes

There’s just over one week to go so it’s time to announce the keynote addresses for Percona Live Europe 2018! We’re excited to share our lineup of conference keynotes, featuring talks from Paddy Power Betfair, Amazon Web Services, Facebook, PingCap and more!
The speakers will address the current status of key open source database projects […]

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Percona Live Europe 2018: Our Sponsors

Sponsors PLE 2018

Without our sponsors, it would be almost out of reach to deliver a conference of the size and format  that everyone has come to expect from Percona Live. As well as financial support, our sponsors contribute massively by supporting their teams in presenting at the conference, and adding to the quality and atmosphere of […]

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Poll: MongoDB License Change

MongoDB Licensing poll

As you may have heard, MongoDB recently changed the license for MongoDB Community version from AGPL to SSPL. In order to better serve our users and customers, we’d like to ask about your plans.
Please select the answer that best describes your current thinking as a MongoDB user:

In the light of the MongoDB license changes…

[…]

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PostgreSQL locking, part 2: heavyweight locks

Locking in PostgreSQL

PostgreSQL locking visibility for application developers and DBAs is in most cases related to heavyweight locks. Complex database locking operations require full instrumentation using views from the system catalog. It should be clear which object is locked by a specific database “backend” process. An alternative name for any lock is “bottleneck”. In order to […]

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Reclaiming space on your Docker PMM server deployment

reclaiming space Docker PMM

Recently we had a customer that had issues with a filled disk on the server hosting their Docker pmm-server environment. They were not able to access the web UI, or even stop the pmm-server container because they had filled the /var/ mount point.
Setting correct expectations
The best way to avoid these kinds of issues in […]

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