Scalegrid

MAY 13, 2020

It can scale towards a multi-petabyte level data workload without a single issue, and it allows access to a cluster of powerful servers that will work together within a single SQL interface where you can view all of the data. At a glance – TLDR. The Greenplum Architecture. Greenplum Advantages. Major Use Cases.

Big Data 321

Big Data Database Artificial Intelligence Open Source 321

Percona

JUNE 22, 2023

To make data count and to ensure cloud computing is unabated, companies and organizations must have highly available databases. This guide provides an overview of what high availability means, the components involved, how to measure high availability, and how to achieve it. More in the following sub-section.)

Availability 104

Availability Database Open Source Hardware 104

Percona

OCTOBER 17, 2023

This blog post discusses using the CLONE INSTANCE command with the safety option DATA DIRECTORY when you do not have enough disk space to store two datasets. MySQL Clone plugin simplifies new replica provisioning but does not simplify server restore after failure unless you are ready to re-install your MySQL instance from scratch.

Open Source 95

Open Source Servers Database Strategy 95

Percona

JULY 7, 2023

With the average cost of unplanned downtime running from $300,000 to $500,000 per hour , businesses are increasingly using high availability (HA) technologies to maximize application uptime. Where a high availability design once worked well, it can no longer keep up with more complex requirements.

Availability 82

Availability Open Source Architecture Database 82

The Netflix TechBlog

JUNE 25, 2021

By Gim Mahasintunan on behalf of Data Platform Engineering. Supporting a rapidly growing base of engineers of varied backgrounds using different data stores can be challenging in any organization. In this blog post, we are thrilled to share that we are open-sourcing one such tool: the Netflix Data Explorer.

Metrics 152

Metrics Best Practices Strategy Design 152

Percona

JUNE 12, 2023

When it comes to access to their applications, users demand instant, reliable, and secure interactions — and that means databases must be highly available. With database high availability (HA), services are largely uninterrupted, and end users are largely satisfied. The obvious answer is this: To achieve high availability.

Architecture 93

Architecture Availability Open Source Healthcare 93

Scalegrid

MARCH 12, 2019

Are you deploying PostgreSQL in the cloud and want to understand your options for achieving high availability? In our previous blog post, Managing High Availability in PostgreSQL – Part I , we discussed the capabilities and functioning of PostgreSQL Automatic Failover (PAF) by ClusterLabs. How it Works.

Availability 147

Availability Servers Open Source Database 147

Dynatrace

JULY 31, 2020

We’re happy to announce the General Availability of cross-environment dashboarding capabilities (having released this functionality in an Early Adopter release with Dynatrace version 1.172 back in June 2019). Visualize data from multiple environments on a single dashboard.

Availability 172

Availability Best Practices Monitoring Network 172

Scalegrid

MAY 13, 2019

MySQL Server generates several logs that can help you monitor the activities of the server. In this blog post, we describe some best practices for setting up and managing MySQL error logs, general logs and slow query logs for your MySQL deployments. Setting Up MySQL Server Logging.

Servers 247

Servers Best Practices Efficiency Availability 247

Percona

AUGUST 22, 2023

With so much at stake, database high availability and fault tolerance have become must-have items, but many companies just aren’t certain which one they must have. This blog article will examine shared attributes of high availability (HA) and fault tolerance (FT). What does high availability mean?

Availability 78

Availability Hardware Open Source Database 78

Dynatrace

AUGUST 16, 2022

The data locked in your log files can be a goldmine for your application developers, operations teams, and your enterprise as a whole. However, it can be complicated , expensive , or even impossible to set up robust observability that makes use of this data. Log format inconsistency makes it a challenge to access critical data.

Processing 178

Processing Metrics Monitoring Java 178

Dynatrace

JULY 29, 2021

Using existing storage resources optimally is key to being able to capture the right data over time. In this blog post, we announce: Compression of transaction data that’s older than three days. Improvements to Adaptive Data Retention. Transaction-data compression for Dynatrace Managed environments.

Storage 187

Storage Virtualization Infrastructure Availability 187

Scalegrid

DECEMBER 9, 2019

Why exactly this happens is explained in full detail in the blog post by Jean-François Gagné (JF). However, discarding a server like this is expensive and inefficient. Silent inconsistency in data between the new MySQL master and slave (recovered master). As a result, the data inconsistency may go undetected.

Servers 160

Servers Database Processing Availability 160

Percona

NOVEMBER 1, 2023

MySQL Server – Community Edition The problem applies to all versions of the upstream MySQL Community up to 8.0.23. Here is an example scenario you may end up here: mysql > select @@version,@@version_comment; + --+ + | @@version | @@version_comment | + --+ + | 5.7.43 | MySQL Community Server (GPL) | + --+ + 1 row in set (0.00

Servers 93

Servers Database Cache C++ 93

Percona

JANUARY 2, 2024

Managing database servers involves different aspects, among which security is critical. However, we know having a “runaway” grant is always a possibility, especially in environments with a large number of servers. Fortunately, in Percona Server for MySQL , this feature is free to use. How does it work?

Servers 81

Servers Database Open Source Scalability 81

Percona

FEBRUARY 2, 2023

Database Administrators (DBAs) must implement robust authentication mechanisms to ensure that only authorized users can access the database and its data. PostgreSQL server authentication refers to verifying the identity of a user trying to connect to the PostgreSQL server.

Database 121

Database Servers Testing Programming 121

Percona

OCTOBER 16, 2023

PG_TDE is an experimental transparent data encryption access method for PostgreSQL 16 and beyond. Transparent Data Encryption (TDE) offers encryption at the file level and solves the problem of protecting data at rest. This is something that is available in other databases but not provided in upstream, vanilla Postgres.

Open Source 109

Open Source Testing Database Design 109

The Netflix TechBlog

MAY 4, 2023

This blog series will examine the tools, techniques, and strategies we have utilized to achieve this goal. It can happen on an edge API system servicing customer devices, between the edge and mid-tier services, or from mid-tiers to data stores. We will examine these alternatives in the upcoming sections.

Traffic 339

Traffic Latency Tuning Systems 339

Percona

OCTOBER 11, 2023

In this blog post, we will discuss how we can migrate data from MongoDB Atlas to self-hosted MongoDB. There are a couple of third-party tools in the market to migrate data from Atlas to Pecona Server for MongoDB (PSMDB), like MongoPush, Hummingbird, and MongoShake. It will ask for load sample data. KiB local 20.35

Database 84

Database Open Source Testing Servers 84

The Netflix TechBlog

DECEMBER 17, 2019

Andreas Andreakis , Ioannis Papapanagiotou Overview Change-Data-Capture (CDC) allows capturing committed changes from a database in real-time and propagating those changes to downstream consumers [1][2]. Designed with High Availability in mind. This is crucial for repairs downstream when data has been lost or corrupted.

Database 212

Database Traffic Transportation Open Source 212

The Netflix TechBlog

JUNE 14, 2023

This blog post will share broadly-applicable techniques (beyond GraphQL) we used to perform this migration. Before GraphQL: Monolithic Falcor API implemented and maintained by the API Team Before moving to GraphQL, our API layer consisted of a monolithic server built with Falcor. To launch Phase 1 safely, we used AB Testing.

Traffic 353

Traffic Latency Cache Metrics 353

Percona

AUGUST 4, 2023

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. For MySQL, both releases are made by the same company (Oracle), follow the same version numbering, and the Enterprise version is a superset of what is available in Community.

Database 78

Database Servers Innovation Open Source 78

Dynatrace

APRIL 17, 2024

With the availability of Linux on IBM Z and LinuxONE, the IBM Z platform brings a familiar host operating system and sustainability that could yield up to 75% energy reduction compared to x86 servers. It’s also easy to minimize the risk of violating data access policies or regulations by masking sensitive data in logs.

Operating System 193

Operating System Energy Infrastructure Architecture 193

The Netflix TechBlog

DECEMBER 17, 2019

Andreas Andreakis , Ioannis Papapanagiotou Overview Change-Data-Capture (CDC) allows capturing committed changes from a database in real-time and propagating those changes to downstream consumers [1][2]. Designed with High Availability in mind. This is crucial for repairs downstream when data has been lost or corrupted.

Database 197

Database Traffic Transportation Open Source 197

Dynatrace

FEBRUARY 11, 2020

OneAgent knows where to connect for further runtime configuration and where to send data because the installer itself is pre-configured to connect to the exact tenant and server that it’s downloaded from. But what if your environment grows and you decide to distribute data between two Dynatrace servers?

Servers 153

Servers Tuning Systems Availability 153

Speed Curve

FEBRUARY 5, 2024

Server-timing headers are a key tool in understanding what's happening within that black box of Time to First Byte (TTFB). Cue server-timing headers Historically, when looking at page speed, we've had the tendency to ignore TTFB when trying to optimize the user experience. I mean, why wouldn't we?

Servers 57

Servers Cache Retail Benchmarking 57

Dynatrace

JUNE 5, 2023

The F5 BIG-IP Local Traffic Manager (LTM) is an application delivery controller (ADC) that ensures the availability, security, and optimal performance of network traffic flows. Business-critical applications typically rely on F5 for availability and success. It serves as a crucial component between applications and users.

Traffic 183

Traffic Virtualization Metrics Monitoring 183

Dynatrace

JANUARY 20, 2020

With dashboard subscriptions and scheduled reports, available as an Early Adopter Release with version 1.184, Dynatrace now makes your life substantially easier. Custom charts allow you to visualize metric performance over time, and USQL tiles allow you to dig deep into user session monitoring data. Dynatrace news.

Metrics 186

Metrics Monitoring Availability Network 186

Percona

JANUARY 4, 2024

This blog discusses general tablespaces and explores their functionalities, benefits, and practical usage, along with illustrative examples. They provide flexibility in data organization and performance optimization compared to the default setup. What are MySQL general tablespaces?

Storage 85

Storage Engineering Database Hardware 85

DZone

MAY 10, 2023

CloudFront CDN and CloudFlare CDN are two popular services available on the market. This blog delves deep into the CloudFront vs CloudFlare debate to explore the similarities, differences, and features of both solutions in order to help organizations make an informed decision. What Is a CDN? CDN stands for content delivery network.

Internet 173

Internet Internet Network Website 173

Percona

DECEMBER 19, 2023

PG_TDE (PostgreSQL Transparent Data Encryption) is an experimental transparent data encryption access method for PostgreSQL 16, available on GitHub as an extension for vanilla PostgreSQL. Today, we’d like to share more details about the extension, including information about its internal architecture.

Open Source 80

Open Source Storage Database C++ 80

Dynatrace

APRIL 21, 2022

While applications are built using a variety of technologies and frameworks, there is one thing they usually have in common: the data they work with must be stored in databases. Easily track the health and performance of database servers with AI support. Dynatrace news. Break down departmental silos and manage databases holistically.

Database 235

Database DevOps Analytics Servers 235

Percona

JUNE 26, 2023

Though it is not at all recommended to touch the / data / base / directory and go through files under this / var / lib / postgresql / 14 / main / base / , however, sometimes it happens. So we need to check whether this base / 16384 / 16391 file is available in / base location.

Hardware 74

Hardware C++ Database Open Source 74

Dynatrace

JULY 21, 2020

Starting with Dynatrace version 1.198, we’re introducing the concept of Davis data units (DDUs). Actual metric consumption can be traced back to specific individual data points that are reported to the Dynatrace platform. You will receive a notification in the Dynatrace web UI as soon DDUs are available for your environment.

Metrics 147

Metrics Azure Monitoring Infrastructure 147

Percona

JUNE 1, 2023

In this case, we will be analyzing the migration of MariaDB to Percona Server for MySQL 8 in particular. the same does not happen with MariaDB, which from a specific version, we could say in some way, distanced itself from MySQL and Percona Server for MySQL. Upload that dump to the Percona Server for MySQL using myloader.

Servers 71

Servers Database Testing Open Source 71

The Netflix TechBlog

MARCH 5, 2019

While our engineering teams have and continue to build solutions to lighten this cognitive load (better guardrails, improved tooling, …), data and its derived products are critical elements to understanding, optimizing and abstracting our infrastructure. In the Reliability space, our data teams focus on two main approaches.

Infrastructure 182

Infrastructure Cloud Scalability AWS 182

Dynatrace

JULY 1, 2020

In my last blog , I’ve provided an example of this happening, whereby the traffic spiked and quadrupled the usual incoming traffic. As Dynatrace is an all in one solution, you have multiple options to capture the needed data; you can use Real User Monitoring (RUM) properties , Server-side request attribute , and Log metrics.

Traffic 264

Traffic Analytics Metrics Servers 264