Percona

OCTOBER 10, 2023

This is not a general rule, but as databases are responsible for a core layer of any IT system – data storage and processing — they require reliability. Availability solutions – Advanced backups, including physical backups and point-in-time recovery that are not available to MongoDB Community Edition.

Availability 96

Availability Servers Database Open Source 96

Alex Podelko

FEBRUARY 28, 2021

As I started to work for MongoDB, I started to get questions about MongoDB performance. We do have a lot of great resources that can help with MongoDB performance. First of all, it is MongoDB and Atlas documentation: Performance , Monitoring , and Query Optimization. Tips and Tricks for Query Performance: Let Us.explain() Them.

Performance 200

Performance IoT Education Best Practices 200

Dynatrace

SEPTEMBER 14, 2023

These regulations place demands on providers to meet key requirements to ensure the operational resilience and availability of critical financial services. By defining impact tolerances as service-level objectives (SLOs) , teams can then track their performance relative to the threshold. For financial services firms in the U.K.,

Tuning 230

Tuning DevOps Innovation Testing 230

Percona

AUGUST 31, 2018

Out of the box, the default PostgreSQL configuration is not tuned for any particular workload. It is primarily the responsibility of the database administrator or developer to tune PostgreSQL according to their system’s workload. It is important to pay attention to performance when writing database queries.

Tuning 54

Tuning Database Performance Benchmarking 54

The Netflix TechBlog

MARCH 14, 2023

We must quickly surface the most stand-out highlights from the titles available on our service in the form of images and videos in the member experience. We implemented a batch processing system for users to submit their requests and wait for the system to generate the output. Maintaining disparate systems posed a challenge.

Media 291

Media Innovation Energy Architecture 291

Scalegrid

JANUARY 8, 2019

In Part I , we introduced a High Availability (HA) framework for MySQL hosting and discussed various components and their functionality. Semisynchronous replication, which is natively available in MySQL, helps the HA framework to ensure data consistency and redundancy for committed transactions.

Availability 113

Availability Tuning Speed Network 113

Percona

FEBRUARY 24, 2023

Today, we are excited to announce the release of Percona Monitoring and Management (PMM) V2.35 , including a tech preview of label-based access control, the general availability of Helm Chart, and a range of enhancements to our Database as a Service (DBaaS) offerings, among other improvements and features. Stay tuned!

Availability 92

Availability Metrics Monitoring Open Source 92

Scalegrid

JULY 13, 2020

Oracle Database is a commercial, proprietary multi-model database management system produced by Oracle Corporation, and the largest relational database management system (RDBMS) in the world. Compare PostgreSQL vs. Oracle functionality across available tools, capabilities and services. Not available. Not available.

Open Source 244

Open Source Tuning C++ Database 244

SQL Performance

SEPTEMBER 17, 2019

This article will cover many areas that database administrators need to be aware of in order to properly license, recover, and tune a Reporting Services installation. Unlike the system database tempdb, ReportServerTempDB is not recreated at startup. Tuning Options. Tuning SSRS is much like any other application.

Tuning 67

Tuning Servers Database Best Practices 67

Dynatrace

MARCH 15, 2024

Syslog is the go-to protocol that delivers infrastructure administrators, network engineers, and security team logs that tell them all they need to know about their systems’ delivery, performance, availability, and security. Syslog is a protocol with clear specifications that require a dedicated syslog server.

Open Source 206

Open Source Infrastructure Network Government 206

Dynatrace

JANUARY 14, 2022

That is because Kubernetes provides several benefits from a performance perspective. However, setting the right parameters for Kubernetes clusters to ensure application availability, performance, and resilience while avoiding overspending isn’t a walk in the park. below 500ms) and error rates (e.g. lower than 2%.). Conclusions.

Latency 210

Latency Tuning Efficiency AWS 210

The Netflix TechBlog

JUNE 14, 2023

This blog post will share broadly-applicable techniques (beyond GraphQL) we used to perform this migration. The AB experiment results hinted that GraphQL’s correctness was not up to par with the legacy system. The Replay Testing framework leverages the @override directive available in GraphQL Federation. How does it work?

Traffic 353

Traffic Latency Cache Metrics 353

Percona

APRIL 24, 2023

Indexes are generally considered to be the panacea when it comes to SQL performance tuning, and PostgreSQL supports different types of indexes catering to different use cases. I keep seeing many articles and talks on “tuning” discussing how creating new indexes speeds up SQL but rarely ones discussing removing them.

Tuning 124

Tuning Cache Storage Database 124

The Netflix TechBlog

JUNE 13, 2023

This is where large-scale system migrations come into play. A small percentage of production traffic is redirected to the two new clusters, allowing us to monitor the new version’s performance and compare it against the current version. Canaries and sticky canaries are valuable tools in the system migration process.

Traffic 279

Traffic Metrics Systems Strategy 279

Percona

JANUARY 3, 2019

Please join Percona’s Senior Software Engineer, Ibrar Ahmed as he presents his High-Performance PostgreSQL, Tuning and Optimization Guide on Friday, January, 4th, at 8:00 AM PDT (UTC-7) / 11:00 AM EDT (UTC-4). Out of the box, the default PostgreSQL configuration is not tuned for any workload. Register Now.

Tuning 40

Tuning Performance Open Source Software Engineering 40

The Netflix TechBlog

FEBRUARY 13, 2024

Safe software deployment, canary testing, and play-delay Software engineering readers of this blog are likely familiar with unit, integration and load testing, as well as other testing practices that aim to prevent bugs from reaching production systems. Rationale : This system is part of a semi-automated process for all client deployments.

Testing 239

Testing Software Software Metrics 239

The Netflix TechBlog

JUNE 7, 2021

At much less than 1% of CPU and memory on the instance, this highly performant sidecar provides flow data at scale for network insight. Network Availability: The expected continued growth of our ecosystem makes it difficult to understand our network bottlenecks and potential limits we may be reaching.

Network 325

Network Transportation AWS Cloud 325

Dynatrace

MARCH 8, 2021

Do you keep an eye on the support of distributions and versions of operating systems within your environment? With this information, you can find answers to questions such as: Which operating systems and versions does Dynatrace support? Which operating systems and versions does Dynatrace support? What about ActiveGates?

Operating System 236

Operating System Hardware Technology Technology 236

Percona

APRIL 7, 2023

If we were to select the most important MySQL setting, if we were given a freshly installed MySQL or Percona Server for MySQL and could only tune a single MySQL variable, which one would it be? MySQL comes pre-configured to be conservative instead of making the most of the resources available in the server. Why is that?

Tuning 134

Tuning Cache Servers Benchmarking 134

Dynatrace

APRIL 5, 2024

For a more proactive approach and to gain further visibility, other SLOs focusing on performance can be implemented. For instance, consider how fine-tuned failure rate detection can provide insights for comprehensive understanding. Please refer to How to fine-tune failure detection (dynatrace.com) for further information.

Efficiency 230

Efficiency Traffic Tuning Metrics 230

The Morning Paper

JUNE 27, 2019

Machine learning systems are stuck in a rut Barham & Isard, HotOS’19. In this paper we argue that systems for numerical computing are stuck in a local basin of performance and programmability. Scheduling instructions for good performance in accelerators is a complex business. GPU and TPU).

Systems 87

Systems Tuning Programming Innovation 87

Dynatrace

DECEMBER 18, 2023

For busy site reliability engineers, ensuring system reliability, scalability, and overall health is an imperative that’s getting harder to achieve in ever-expanding, cloud-native, container-based environments. Because of its adaptability, Prometheus has become an essential tool for observability engineering.

Metrics 183

Metrics Engineering Energy Tuning 183

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. PostgreSQL uses System V (SysV) that requires SHMMAX setting. SHMMAX / SHMALL. Until version 9.2,

Tuning 54

Tuning Database Servers Processing 54

Dynatrace

FEBRUARY 22, 2021

With almost 100 public locations worldwide, Dynatrace Synthetic Monitoring enables 24/7 measurement of the availability and performance of your applications as experienced by your customers and coworkers worldwide. You can start monitoring the availability and performance of your applications now. Try it out for yourself.

Monitoring 197

Monitoring Tuning Network Operating System 197

Brendan Gregg

DECEMBER 31, 2017

My last talk for 2017 was at AWS re:Invent, on "How Netflix Tunes EC2 Instances for Performance," an updated version of my [2014] talk. Our team looks after the BaseAMI, kernel tuning, OS performance tools and profilers, and self-service tools like Vector. File System. We help where we can. .** schedtool –B PID.

Tuning 61

Tuning AWS Best Practices Network 61

All Things Distributed

OCTOBER 8, 2014

We designed DynamoDB to operate with at least 99.999% availability. Now that we have added support for document object model while delivering consistent fast performance, I think DynamoDB is the logical first choice for any application. These databases trade off complex querying capabilities and consistency for scale and availability.

Availability 145

Availability Performance Scalability AWS 145

Scalegrid

OCTOBER 24, 2019

As organizations continue to migrate to the cloud, it’s important to get in front of performance issues, such as high latency, low throughput, and replication lag with higher distances between your users and cloud infrastructure. MySQL on AWS Performance Test. AWS High Performance XLarge (see system details below).

AWS 183

AWS Latency Performance Benchmarking 183

Scalegrid

JANUARY 25, 2024

Redis® is an in-memory database that provides blazingly fast performance. This makes it a compelling alternative to disk-based databases when performance is a concern. You might already use ScaleGrid hosting for Redis hosting to power your performance-sensitive applications.

Metrics 130

Metrics Monitoring Latency Cache 130

Dynatrace

JUNE 8, 2021

This post was co-authored by Jean-Louis Lormeau, Digital Performance Architect at Dynatrace. . Observability is a topic at the top of mind for all architects, Site Reliability Engineers (SREs), and more – each wanting to use observability to proactively detect issues and guarantee the best experience and availability to users.

Metrics 170

Metrics Tuning Programming Systems 170

The Netflix TechBlog

NOVEMBER 11, 2022

Although model-based anomaly detection approaches are more scalable and suitable for real-time analysis, they highly rely on the availability of (often labeled) context-specific data. Streaming Platforms Commercial streaming platforms shown in Figure 1 mainly rely on Digital Rights Management (DRM) systems.

C++ 312

C++ Metrics Tuning Strategy 312

Brendan Gregg

DECEMBER 30, 2017

My last talk for 2017 was at AWS re:Invent, on "How Netflix Tunes EC2 Instances for Performance," an updated version of my [2014] talk. Our team looks after the BaseAMI, kernel tuning, OS performance tools and profilers, and self-service tools like Vector. File System. We help where we can. .** schedtool –B PID.

Tuning 52

Tuning AWS Best Practices Network 52

Dynatrace

MAY 17, 2023

Making applications observable—relying on metrics, logs, and traces to understand what software is doing and how it’s performing—has become increasingly important as workloads are shifting to multicloud environments. We also introduced our demo app and explained how to define the metrics and traces it uses. What is OneAgent?

Metrics 176

Metrics Monitoring Database Network 176

Scalegrid

MARCH 4, 2019

Get the latest insights on MySQL , MongoDB , PostgreSQL , Redis , and many others to see which database management systems are most favored this year. Based on our findings, SQL still holds 60% with rising demand for systems such as PostgreSQL: SQL Database Use: 60.48%. SQL vs. NoSQL. NoSQL Database Use: 39.52%. Most Popular Databases.

Database 255

Database Metrics Systems Strategy 255

The Morning Paper

NOVEMBER 3, 2019

An analysis of performance evolution of Linux’s core operations Ren et al., Perhaps the most interesting lesson/reminder is this: it takes a lot of effort to tune a Linux kernel. Google’s data center kernel is carefully performance tuned for their workloads. 14, and after that performance starts to degrade noticeably.

Performance 108

Performance Benchmarking Tuning Hardware 108

The Netflix TechBlog

AUGUST 1, 2022

This article gives an overview of the system. As the system evolves to solve more and more use cases, we have expanded its scope to handle not only the CDC use cases but also more general data movement and processing use cases such that: Events can be sourced from more generic applications (not only databases).

Processing 272

Processing Transportation Entertainment Tuning 272

Scalegrid

DECEMBER 14, 2023

How the MongoDB timeout is set up can significantly affect your application’s performance, no matter if you are an experienced MongoDB user or just starting with NoSQL databases. Doing so helps ensure optimal performance while maintaining adequate levels of protection against unwanted connection attempts.

Java 130

Java Network Servers Database 130

Dynatrace

MARCH 11, 2021

I wanted to understand how I could tune Dynatrace’s problem detection, but to do that I needed to understand the situation first. This is what I wanted to optimize and avoid and many traditional (or homegrown) systems aren’t doing this. For example, invoking a webhook that creates a ticket in an ITSM system.

Tuning 264

Tuning Architecture Monitoring Big Data 264