Percona

OCTOBER 12, 2023

The kubectl-flame container has the hostPID option enabled, and this provides visibility of the underlying Kubernetes node process ID namespace to collect system events from running processes on the host. The documentation mentions that the supported languages to profile are Go, Java (any JVM-based language), Python, Ruby, and NodeJS.

Code 105

Code Tuning C++ Benchmarking 105

HammerDB

APRIL 19, 2023

Among the different components of modern software solutions, the database is one of the most critical. There are many times we get asked why some cloud instance performed poorly for their database application and almost always turned out to be some configuration error. Instead, readers should refer to the HammerDB documentation.

Performance 54

Performance Benchmarking Cache Storage 54

Percona

AUGUST 17, 2023

PostgreSQL is open source relational database management software. Most recently, in StackOverflow’s 2022 Stack Developer Survey , PostgreSQL took a slight lead over MySQL (46.48% to 45.68%) as the most popular database platform among professional developers. How-to documentation is readily available.

Open Source 76

Open Source Healthcare Social Media Database 76

Percona

MAY 8, 2023

Database and monitoring status At the heart of our redesign thinking process laid one important question: “ How can our users assess the health of their database by just looking at their list of Services? In addition, the new Inventory view will be even more helpful with the upcoming structure based on database clusters.

Monitoring 76

Monitoring Database Metrics Tuning 76

Percona

APRIL 12, 2023

They came up with a horizontally scalable NoSQL database. Instead of relational (SQL) databases defined primarily through a hierarchy of related sets via tables and columns, their non-relational structure used a system of collections and documents. Is MongoDB an open source NoSQL database? looking out for MongoDB Inc.

Open Source 80

Open Source Programming Database Servers 80

Dynatrace

JULY 23, 2019

When comparing Django and Flask , developers like to highlight that Django provides an all-inclusive experience for developers: you get an admin panel, database interfaces, ORM, and directory structure for your applications and projects out of the box. Tracing database requests. In case of issues, take a look at our documentation.

Monitoring 136

Monitoring Software Software Database 136

Percona

OCTOBER 18, 2023

Migrating a proprietary database to open source is a major decision that can significantly affect your organization. It’s a complex process involving various factors and meticulous planning. Flexibility and scalability Open source databases provide much greater flexibility regarding customization and configuration.

Open Source 89

Open Source Database Hardware Strategy 89

Particular Software

JUNE 20, 2022

of our CosmosDB persistence package , we’ve made defining the partition key for each message processed by NServiceBus much more straightforward, without needing a custom pipeline behavior. We’ve also added pessimistic concurrency support for more reliable processing of sagas with high contention patterns. In version 1.1

Azure 52

Azure Storage Strategy Tuning 52

The Netflix TechBlog

AUGUST 30, 2021

The challenge, then, is to be able to ingest and process these events in a scalable manner, i.e., scaling with the number of devices, which will be the focus of this blog post. In-Order Processing The semantics of correct device information updates ingestion requires that messages be consumed in the order that they are produced.

Latency 213

Latency Traffic Transportation Hardware 213

Adrian Cockcroft

NOVEMBER 26, 2023

Yet many companies find it challenging to integrate digital technologies meaningfully into their operations, and they still rely on inefficient processes that generate unnecessary waste. In this session, SK ecoplant shares how they were able to unlock the power of digital technologies to improve natural resource management and reduce waste.

AWS 52

AWS Energy IoT Best Practices 52

SQL Server According to Bob

FEBRUARY 7, 2020

The new database generated from DBCC CLONEDATABASE is primarily intended for troubleshooting and diagnostic purposes. In order for the cloned database to be supported for use as a production database, the VERIFY_CLONEDB option must be used.” Bob Dorr.

Servers 45

Servers Azure Tuning Database 45

Percona

JANUARY 19, 2023

Some startups adopted MySQL in its early days such as Facebook, Uber, Pinterest, and many more, which are now big and successful companies that prove that MySQL can run on large databases and on heavily used sites. You can refer to the documentation for further details. 1 mysql mysql 592K Dec 30 02:48 tb1.ibd ibd -rw-r --.

Open Source 84

Open Source Storage Database Big Data 84

Scalegrid

JULY 29, 2019

MySQL is a free open source relational database management system that is leveraged across a majority of WordPress sites, and allows you to query your data such as posts, pages, images, user profiles, and more. Managing a database is hard, as it needs continuous updating, tuning, and monitoring to ensure the performance of your website.

Database 166

Database Cloud Website Azure 166

Randon ASCII

OCTOBER 28, 2019

I was able to use heap snapshots to record call stacks for all outstanding allocations in Chrome’s browser process over a full two weeks, letting me account for pretty much every byte of memory consumed. A heap snapshot records call stacks for every outstanding heap allocation in a process. Disable heap snapshots for that process.

Processing 47

Processing Programming Tuning Availability 47

VoltDB

MAY 2, 2017

This has always been a supported configuration of VoltDB database replication. Here’s how we explain it in our Documentation: Support for different cluster sizes in passive Database Replication (DR). This time, however, you can avoid any loss of data by using a controlled cutover process.

Hardware 40

Hardware Database Servers Tuning 40

Percona

OCTOBER 11, 2023

Once you have installed MongoShake, you need to configure it for the migration process. There are other parameters as well in the configuration file, which you can tune as per your needs. cd MongoShake. Here’s how: Configuration file ( collector.conf ) will be under conf dir under Mongoshake dir. only copy the data).

Database 83

Database Open Source Testing Servers 83

Dynatrace

AUGUST 29, 2023

Dynatrace has announced that it has successfully achieved the Google Cloud Ready – Cloud SQL designation for Cloud SQL, Google Cloud’s fully-managed, relational database service for MySQL, PostgreSQL, and SQL Server.

Google 203

Google Cloud Design Programming 203

Percona

AUGUST 29, 2018

For optimum performance, a PostgreSQL database depends on the operating system parameters being defined correctly. Poorly configured OS kernel parameters can cause degradation in database server performance. Therefore, it is imperative that these parameters are configured according to the database server and its workload.

Tuning 54

Tuning Database Servers Processing 54

The Netflix TechBlog

JUNE 13, 2023

Replay traffic testing gives us the initial foundation of validation, but as our migration process unfolds, we are met with the need for a carefully controlled migration process. A process that doesn’t just minimize risk, but also facilitates a continuous evaluation of the rollout’s impact.

Traffic 279

Traffic Metrics Systems Strategy 279

Dynatrace

APRIL 20, 2023

Logs highlight observability challenges Ingesting, storing, and processing the unprecedented explosion of data from sources such as software as a service, multicloud environments, containers, and serverless architectures can be overwhelming for today’s organizations. Grail enables 100% precision insights into all stored data.

Analytics 187

Analytics Infrastructure Storage Efficiency 187

Dynatrace

APRIL 21, 2022

To stay tuned, keep an eye on our release notes. Log Monitoring documentation. Starting with Dynatrace version 1.239, we have restructured and enhanced our Log Monitoring documentation to better focus on concepts and information that you, the user, look for and need. Legacy Log Monitoring v1 Documentation. Extensions.

Azure 216

Azure Metrics AWS Monitoring 216

The Netflix TechBlog

MAY 14, 2021

Once you finally find useful identifiers, you may begin writing SQL queries against your production database to find out what went wrong. Prodicle Distribution Prodicle Distribution allows a production office coordinator to send secure, watermarked documents, such as scripts, to crew members as attachments or links, and track delivery.

Traffic 160

Traffic Latency Java Google 160

The Netflix TechBlog

APRIL 12, 2022

By transacting with a database which is monitored by a CDC connector that creates events, or b. A GraphQL processor executes the user provided GraphQL query to fetch documents from the federated gateway. Writing an Avro schema for such a document is time consuming and error prone to do by hand.

Engineering 263

Engineering Architecture Java Infrastructure 263

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]. In databases like MySQL and PostgreSQL, transaction logs are the source of CDC events. Triggering repairs at any time.

Database 212

Database Traffic Transportation Open Source 212

Percona

APRIL 17, 2023

The main objective of this post is to share my experience over the past years tuning MongoDB and centralize the diverse sources that I crossed in this journey in a unique place. The Linux default is usually 60 , which is not ideal for database usage. Spoiler alert: This post focuses on MongoDB 3.6.X 25.84 - Total 21.04

Best Practices 52

Best Practices Design Tuning Database 52

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]. In databases like MySQL and PostgreSQL, transaction logs are the source of CDC events. Triggering repairs at any time.

Database 197

Database Traffic Transportation Open Source 197

Percona

AUGUST 30, 2023

This can be changed later using the pg_checksums utility, but that will be a painful exercise on a big database. Database level setting All options discussed so far have a global scope. But there could be reasons why a PostgreSQL user wants to change that at a specific database level.

Database 98

Database Servers Open Source Tuning 98

Percona

OCTOBER 17, 2023

Many changes and new features are brought to the system, and as part of keeping in tune with the changes and how they can impact us, we go through the changes to better understand them. That’s very welcome after upgrade/downgrade processes when metadata is touched after FCV change. From that, this article is born.

Metrics 97

Metrics C++ Storage Database 97

Scalegrid

OCTOBER 17, 2019

In that environment, the first PostgreSQL developers decided forking a process for each connection to the database is the safest choice. It would be a shame if your database crashed, after all. On modern Linux systems, the difference in overhead between forking a process and creating a thread is much lesser than it used to be.

Architecture 200

Architecture Database Latency Servers 200

Percona

AUGUST 27, 2018

MySQL 8 introduced a feature that is explained only in a single documentation page. Database administrators with appropriate privileges can associate virtual CPUs with resource groups and assign threads to these groups. Good examples are: ETL processes for data archiving, reporting, data consolidation and so on. Will this work?

Tuning 44

Tuning Virtualization Testing Servers 44

O'Reilly

NOVEMBER 28, 2023

Users and Nonusers AI adoption is in the process of becoming widespread, but it’s still not universal. If we asked whether their companies were using databases or web servers, no doubt 100% of the respondents would have said “yes.” Until AI reaches 100%, it’s still in the process of adoption. We’ll say more about this later.)

Open Source 106

Open Source Artificial Intelligence Google Infrastructure 106

Percona

JULY 2, 2023

The size of the database and your database environment—if it is on colo or cloud—matters. Having a backup strategy in place that takes regular backups and has secure storage is essential to protect the database in an enterprise-grade environment to ensure its availability in the event of failures or disasters.

Strategy 52

Strategy Database Storage Open Source 52

Dynatrace

NOVEMBER 10, 2022

Cloud-native architecture is a structural approach to planning and implementing an environment for software development and deployment that uses resources and processes common with public clouds like Amazon Web Services, Microsoft Azure, and Google Cloud Platform. Documentation is slow and laborious to produce. Microservices.

Cloud 162

Cloud Architecture Serverless Infrastructure 162

The Netflix TechBlog

NOVEMBER 2, 2021

This system is responsible for processing incoming media files, such as video, audio and subtitles, and making them playable on the streaming service. Here is a step-by-step description of the processes involved: 1. To aid our transition, we introduced another Cosmos microservice: the Document Conversion Service (DCS).

Media 171

Media Innovation Metrics Latency 171

O'Reilly

JANUARY 17, 2023

You’ll try this with a few other algorithms, and their respective tuning parameters–maybe even break out TensorFlow to build a custom neural net along the way–and the winning model will be the one that heads to production. This person is comfortable talking to databases to pull data, then calling Pandas to transform it.

Tuning 128

Tuning Open Source AWS Software 128

Percona

AUGUST 5, 2023

Partitioning is a way in which a database (MySQL in this case) splits its actual data down into separate tables but still gets treated as a single table by the SQL layer. As the data is distributed into smaller partitions, the database engine only needs to scan relevant partitions, leading to faster query responses.

Strategy 40

Strategy Storage Database Best Practices 40

CSS Wizardry

NOVEMBER 3, 2020

I can see from the screenshot above that TTFB is my most stable metrics—no one page appears to have particularly expensive database queries or API calls on the back-end. For now, I’m usually sat with a coffee, some tunes on, and an old-school pen and paper making notes. With this suite of numbers, I can now begin to make assessments.

Speed 292

Speed Ecommerce Metrics Analytics 292