SQL Performance

MARCH 17, 2020

Back in 2014, I wrote an article called Performance Tuning the Whole Query Plan. This follow-up post revisits the question for SQL Server 2019, using a larger number of rows. It has 32GB RAM, with 24GB available to the SQL Server 2019 instance. Performance is competitive at around 15ms. Test Environment.

Servers 86

Servers Tuning Database Efficiency 86

The Morning Paper

OCTOBER 4, 2020

Understanding operational 5G: a first measurement study on its coverage, performance and energy consumption , Xu et al., The study is based on one of the world’s first commercial 5G network deployments (launched in April 2019), a 0.5 Application performance. SIGCOMM’20. km university campus.

Energy 130

Energy Latency Performance Network 130

Dynatrace

JUNE 7, 2019

Audit logs are available on individual nodes at DATASTORE_PATH/log/server. Previously, to apply a RAM update on a cluster node host, you were required to perform an “in-place” upgrade or wait until the next scheduled upgrade. Cluster event audit logs are available as of Dynatrace Managed version 1.170. Other improvements.

Hardware 103

Hardware Traffic Servers Monitoring 103

The Netflix TechBlog

APRIL 17, 2019

Intel and Netflix announced their collaboration on a software video encoder implementation called SVT-AV1 on April 8, 2019. Scalable Video Technology (SVT) is Intel’s open source framework that provides high-performance software video encoding libraries for developers of visual cloud technologies. What is SVT-AV1?

Open Source 166

Open Source Scalability Speed Efficiency 166

Smashing Magazine

JANUARY 15, 2019

How Improving Website Performance Can Help Save The Planet. How Improving Website Performance Can Help Save The Planet. 2019-01-15T13:30:32+01:00. 2019-04-29T18:34:58+00:00. So, apart from powering servers with renewable energy, what else can web developers do about climate change? Jack Lenox.

Website Performance 73

Website Performance Website Energy Performance 73

SQL Server According to Bob

DECEMBER 18, 2018

SQL Server relies on Forced-Unit-Access (Fua) I/O subsystem capabilities to provide data durability, detailed in the following documents: SQL Server 2000 I/O Basic and SQL Server I/O Basics, Chapter 2. Be sure to deploy SQL Server 2017 CU6 or newer for best data durability and performance results. “.

Servers 90

Servers Media Cache Storage 90

Alex Russell

MARCH 6, 2021

Back in 2016, I gave a talk outlining the causes and effects of the terrible performance of web apps built using popular tools on the fastest-growing device segment: low-end to mid-range Android phones. Poor performance has a compound effect on user expectations at an ecosystem level. Live by the link, die by the link.

Performance 124

Performance Network Cache Metrics 124

SQL Performance

JULY 16, 2019

A close monitoring of the hardware enthusiast community, including many of the most respected hardware analysts and reviewers paints an even more dire picture about Intel in the server processor space. Despite all of this, Intel is not going to lose their entire server processor business any time soon.

Servers 46

Servers Hardware Architecture Retail 46

Percona

JULY 7, 2023

It enables businesses and organizations to meet uptime and service level objectives, protect business-critical data, and maintain performant databases. Failover: This functionality is all about switching — in both unplanned and planned situations — from a failed primary server to a standby server.

Availability 83

Availability Open Source Architecture Database 83

HammerDB

JUNE 27, 2022

It enables the user to measure database performance and make comparative judgements about database hardware and software. The Transaction Processing Performance Council (TPC) was founded to bring standards to database benchmarking, and the history of the TPC can be found here. What is HammerDB? Why HammerDB was developed.

Benchmarking 62

Benchmarking Open Source C++ Cache 62

SQL Performance

APRIL 27, 2020

Many of the newer features we have in SQL Server were initially launched in Azure SQL Database, including (but not limited to) Always Encrypted, Dynamic Data Masking, Row Level Security, and Query Store. Gen 5 is the primary hardware option now for most regions since Gen 4 is aging out. DTU Pricing Tier. GB per vCore.

Azure 55

Azure Database Serverless Hardware 55

Brendan Gregg

SEPTEMBER 25, 2021

These strange questions came to the fore back in 2014 when Netflix was switching services from CentOS Linux to Ubuntu, and I helped debug several weird performance issues including one I'll describe here. A quick check of basic performance statistics showed over 30% higher CPU consumption. How would you _time_ time?

Speed 126

Speed Java AWS Virtualization 126

SQL Performance

AUGUST 27, 2019

On August 7, 2019, AMD finally unveiled their new 7nm EPYC 7002 Series of server processors, formerly code-named "Rome" at the AMD EPYC Horizon Event in San Francisco. This is the second generation EPYC server processor that uses the same Zen 2 architecture as the AMD Ryzen 3000 Series desktop processors.

Servers 52

Servers Benchmarking Virtualization Architecture 52

SQL Performance

MARCH 8, 2021

SQL Server 2014 SP2 and later produce runtime (“actual”) execution plans that can include elapsed time and CPU usage for each execution plan operator (see KB3170113 and this blog post by Pedro Lopes). SQL Server makes some timing adjustments in parallel plans to promote consistency, but they are not perfectly implemented. TheYear , CA.

Servers 95

Servers Tuning Architecture Processing 95

HammerDB

OCTOBER 12, 2018

This post complements the previous best practice guides this time with the focus on MySQL and MariaDB and achieving top levels of performance with the HammerDB MySQL TPC-C test. As is exactly the same with PostgreSQL for system choice a 2 socket system is optimal for MySQL OLTP performance. hardware limits: 1000 MHz - 3.80

Best Practices 40

Best Practices Scalability Performance C++ 40

Testsigma

FEBRUARY 5, 2021

Speaking of Android OS, in 2019, there were around 2.5 Once you have chosen your target devices, consider the architectural aspect of your hardware. You need strong and reliable servers to manage mobile devices and execute test scripts. You need strong and reliable servers to manage mobile devices and execute test scripts.

Mobile 52

Mobile Testing Hardware DevOps 52

Scalegrid

JUNE 11, 2019

Ready to transition from a commercial database to open source, and want to know which databases are most popular in 2019? 2019 Top Databases Used. So, which databases are most popular in 2019? Popular examples of commercial databases include Oracle, SQL Server, and DB2. What are the Top Open Source Databases in 2019?

Open Source 55

Open Source Database Cloud Infrastructure 55

Brendan Gregg

SEPTEMBER 25, 2021

These strange questions came to the fore back in 2014 when Netflix was switching services from CentOS Linux to Ubuntu, and I helped debug several weird performance issues including one I'll describe here. A quick check of basic performance statistics showed over 30% higher CPU consumption. How would you time time?

Speed 52

Speed Java AWS Virtualization 52

Dynatrace

NOVEMBER 20, 2019

Having released this functionality in an Early Adopter Release with OneAgent version 1.173 and Dynatrace version 1.174 back in August 2019, we’re now happy to announce the General Availability of OneAgent full-stack monitoring for Linux on the IBM Z platform, sometimes informally referred to as Z/Linux. Host-performance measures.

Availability 31

Availability Hardware Java Tuning 31

Brendan Gregg

SEPTEMBER 25, 2021

These strange questions came to the fore back in 2014 when Netflix was switching services from CentOS Linux to Ubuntu, and I helped debug several weird performance issues including one I'll describe here. A quick check of basic performance statistics showed over 30% higher CPU consumption. How would you _time_ time?

Speed 40

Speed Java AWS Virtualization 40

Dynatrace

AUGUST 8, 2019

The IBM Z platform is a range of mainframe hardware solutions that are quite frequently used in large computing shops. Typically, these shops run the z/OS operating system, but more recently, it’s not uncommon to see the Z hardware running special versions of Linux distributions. Host-performance measures.

Availability 25

Availability Hardware Java Tuning 25

The Morning Paper

JULY 4, 2019

Moreover, just like an A/B test, we’ll be collecting metrics while the experiment is underway and performing statistical analysis at the end to interpret the results. degraded hardware, transient networking problem) or, more often, because of some change deployed by Netflix engineers that did not have the intended effect.

Latency 77

Latency Engineering Metrics Traffic 77

The Morning Paper

SEPTEMBER 12, 2019

The Apache MADLib project is still going strong, and the recent (July 2019) 1.16 SQL provides a declarative programming interface, below which the system itself can figure out the most effective execution plans based on data size and statistics, layout, compute hardware etc. release even includes some support for deep learning.

Network 44

Network Database Programming Hardware 44

KeyCDN

JULY 11, 2019

Image Optimization Importance We have been talking a lot about website optimization lately and have interviewed many web performance experts to get their recommendations and advice. Here are just a few of their responses: A big focus for our performance team is (and will continue to be) optimizing images. You guessed it, images.

Speed 52

Speed Website Mobile Latency 52

Scalegrid

JULY 13, 2020

Recognized as the fastest growing database by popularity, PostgreSQL was named the DBMS of the year in both 2018 and 2017 by DB-Engines, and continues to grow in popularity in 2019. There are a wide range of tools and extensions for every conceivable scenario, like performance profiling, auditing, etc. Oracle Ease of Use.

Open Source 244

Open Source Tuning C++ Database 244

Smashing Magazine

JANUARY 7, 2019

Front-End Performance Checklist 2019 [PDF, Apple Pages, MS Word]. Front-End Performance Checklist 2019 [PDF, Apple Pages, MS Word]. 2019-01-07T12:00:13+00:00. 2019-04-29T18:34:58+00:00. Web performance is a tricky beast, isn’t it? Back in the day, performance was often a mere afterthought.

Performance 104

Performance Cache Network Metrics 104

Smashing Magazine

JANUARY 11, 2021

Front-End Performance Checklist 2021. Front-End Performance Checklist 2021. This guide has been kindly supported by our friends at LogRocket , a service that combines frontend performance monitoring , session replay, and product analytics to help you build better customer experiences. Web performance is a tricky beast, isn’t it?

Performance 145

Performance Cache Media Metrics 145

Smashing Magazine

JANUARY 6, 2020

Front-End Performance Checklist 2020 [PDF, Apple Pages, MS Word]. Front-End Performance Checklist 2020 [PDF, Apple Pages, MS Word]. Web performance is a tricky beast, isn’t it? How do we actually know where we stand in terms of performance, and what our performance bottlenecks exactly are? Vitaly Friedman.

Performance 145

Performance Cache Network Metrics 145