SQL Server According to Bob

JUNE 3, 2016

SQL Server 2016 changes the internal design to (CheckScanner), applying no lock semantics and a design similar to those used with In-Memory Optimized (Hekaton) objects, allowing DBCC operations to scale far better than previous releases. The DBCC CheckDB demonstration loads a table and demonstrates the performance improvement.

Hardware 40

Hardware Cache Servers Software Engineering 40

Brendan Gregg

APRIL 14, 2022

On the Netflix Java/Linux/EC2 stack there were no working mixed-mode flame graphs, no production safe dynamic tracer, and no PMCs: All tools I used extensively for advanced performance analysis. Apart from developing tools, much of my time has been spent helping teams with performance issues and evaluations. How would I do my job?

Java 145

Java Cloud Cache AWS 145

John McCalpin

OCTOBER 16, 2016

“Memory Bandwidth and System Balance in HPC Systems” If you are planning to attend the SuperComputing 2016 conference in Salt Lake City next month, be sure to reserve a spot on your calendar for my talk on Wednesday afternoon (4:15pm-5:00pm).

Architecture 40

Architecture Systems Technology Technology 40

SQL Server According to Bob

NOVEMBER 8, 2016

Note: We received feedback that there was some confusion on us calling this functionality “tail of the log caching” because our documentation and prior history has referred to the tail of the log as the portion of the hardened log that has not been backed up. Tail Of Log Caching. Announcement and Syntax Example: [link]. .

Cache 40

Cache Servers Media Storage 40

KeyCDN

MARCH 10, 2021

It's our mission to continuously improve web performance and each POP contributes to it. Performance report Brisbane - Australia Brisbane is our 4th POP in Australia. After Sydney, Perth, and Melbourne the new POP south of the Sunshine Coast will further increase performance in Australia. With a population of 2.5

Latency 110

Latency Internet Internet Tuning 110

CSS - Tricks

APRIL 1, 2021

Site performance is potentially the most important metric. The better the performance, the better chance that users stay on a page, read content, make purchases, or just about whatever they need to do. Here’s the thing: performance is more than a one-off task. billion if the site slowed down by just one second. Lighthouse.

Cache 92

Cache Social Media Media Website 92

John McCalpin

APRIL 2, 2020

This was a keynote presentation at the “2nd International Workshop on Performance Modeling: Methods and Applications” (PMMA16), June 23, 2016, Frankfurt, Germany (in conjunction with ISC16 ). It is better than peak MFLOPS, but still has roughly a factor of three range when projecting in either direction.).

Benchmarking 59

Benchmarking Performance Latency Architecture 59

Dynatrace

OCTOBER 15, 2021

OpenTelemetry (also referred to as OTel) is an open-source observability framework made up of a collection of tools, APIs, and SDKs, that enables IT teams to instrument, generate, collect, and export telemetry data for analysis and understand software performance and behavior. This occurs once data is safely stored within a local cache.

Open Source 219

Open Source Metrics Cloud Transportation 219

Percona

JANUARY 17, 2019

In this article, we will look at how this can improve the reporting/analytical query performance in MySQL. Aurora Parallel Query response time (for queries which can not use indexes) can be 5x-10x better compared to the non-parallel fully cached operations. The second and third run used the cached data. MySQL on ec2.

Cache 46

Cache C++ AWS Airlines 46

MachMetrics

JUNE 30, 2021

Website performance & speed plays a major role in the success of an online business. High-performing fast sites attract and preserve users better than low-performing ones. The screenshot below explains that page load time and lighthouse performance scores are not the same, yet they are really close to each other.

Cache 78

Cache Speed Google Website 78

SQL Performance

JUNE 5, 2019

Some queries need more memory than others to execute, based on what operations need to be performed (e.g. We will execute the stored procedure will three different sets of input parameters: EXEC [ Sales ] [ usp_OrderInfo_OrderDate ] '2016-01-01' , '2016-01-08' ; GO. sort, hash). million rows.

Servers 41

Servers Cache Database Metrics 41

Smashing Magazine

JANUARY 15, 2019

How Improving Website Performance Can Help Save The Planet. How Improving Website Performance Can Help Save The Planet. Perhaps the biggest win when it comes to making websites more sustainable is that performance, user experience and sustainability are all neatly intertwined. Jack Lenox. 2019-01-15T13:30:32+01:00.

Website Performance 73

Website Performance Website Energy Performance 73

SQL Performance

JUNE 21, 2019

What I find is very similar to backups: No DBCC CHECKDBs performed at all DBCC CHECKDBs being performed only on select databases DBCC CHECKDBs last performed months or years ago. Performing index maintenance by removing fragmentation from your indexes is still important. SQL Server 2016 introduced soft-NUMA nodes.

Servers 49

Servers Azure Hardware Database 49

Alex Russell

OCTOBER 22, 2017

TL;DR: performance budgets are an essential but under-appreciated part of product success and team health. Nobody is trying to do a poor job, and yet the results of a “completed” PWA project often require weeks or months of painstaking rework to deliver minimally acceptable performance. Partner meetings are illuminating.

Performance 68

Performance Benchmarking Network Mobile 68

SQL Performance

MAY 29, 2019

From SQL Server 2016 onward, FastLoadContext is enabled by default ; the trace flag is not required. For more background, see the Data Performance Loading Guide and the Tiger Team notes on the behaviour changes for SQL Server 2016. FastLoadContext can be disabled on SQL Server 2016 using documented trace flag 692.

Cache 64

Cache Testing Servers Code 64

SQL Performance

JULY 16, 2019

For many years, I explicitly advised people not to run their SQL Server workloads on AMD hardware because of the much lower single-threaded CPU performance and consequently higher SQL Server core license costs. Intel has been stuck at 14nm in the server space since the Broadwell release in Q4 of 2016. So, what has changed my mind?

Servers 46

Servers Hardware Architecture Retail 46

KeyCDN

JANUARY 31, 2019

As of 2016, Bucharest alone had a population of over 1.83 Growth Of Internet in Romania Although the Internet penetration rate isn’t as high as other countries, at 58% as of 2016, the Internet speeds in Romania have been known to be one of the fastest in the world. million people. What’s Next?

Internet 48

Internet Internet Ecommerce Speed 48

SQL Performance

MAY 16, 2019

Achieving minimal logging using INSERT.SELECT into an empty clustered index target is not quite as simple as described in the Data Performance Loading Guide. The Data Loading Performance Guide contains a high-level summary of the conditions required for minimal logging into clustered tables: This post is concerned with the top row only.

Cache 67

Cache Servers Testing Storage 67

KeyCDN

OCTOBER 24, 2018

As of 2016, there were just over 5.1 If you are experiencing any issues with the new POP in Helsinki, check our status page to verify if we are performing any scheduled maintenance or open a support request with us directly. million Internet users in Finland resulting in a 92.5% penetration rate. of the population were Internet users.

Internet 48

Internet Internet Speed Network 48

Smashing Magazine

OCTOBER 26, 2018

In recent years, the industry thankfully started paying more attention to performance. As a result, website performance can suffer. Improving performance with the decoupled JSON approach. on December 6th, 2016. Improving Performance With The Decoupled JSON Approach. Working with the default WordPress REST API.

Cache 78

Cache Website Speed Database 78

SQL Performance

APRIL 20, 2021

We are now ready to start the query scan, perform some early phase processing, and start the first additional parallel tasks. A reminder of the plan ( click to enlarge ): This is the first point in the process so far that an in-flight execution plan is available (SQL Server 2016 SP1 onward) in sys.dm_exec_query_statistics_xml.

C++ 98

C++ Processing Servers Cache 98

Rigor

SEPTEMBER 3, 2019

There are many tools available that can help you monitor, manage, and optimize your website and application performance: APM, synthetics, RUM, alerting, alert integrations, and more. How are you monitoring end-user performance today? Rigor’s free performance report. Next, look into the tools you are already using.

Website 74

Website Cache Ecommerce Traffic 74

SQL Server According to Bob

DECEMBER 18, 2018

Be sure to deploy SQL Server 2017 CU6 or newer for best data durability and performance results. “. Device level flushing may have an impact on your I/O caching, read ahead or other behaviors of the storage system. Performance points of reference: The following charts highlight the increase in performance. The Back Story.

Servers 90

Servers Media Cache Storage 90

SQL Performance

APRIL 8, 2019

The L3 cache size is 64MB. The AMD EPYC 7551 processor has slightly lower single-threaded CPU performance when compared to the older 2.3 The slightly newer Intel Xeon E5-26xx v4 (Broadwell) series which was introduced in Q1 of 2016, increased that to 2400MHz. The L3 cache size is 64MB. lanes for I/O connectivity.

Azure 42

Azure Virtualization Storage Benchmarking 42

John McCalpin

NOVEMBER 5, 2016

In recent years the trend has been to increase core-level performance by the use of SIMD vector instructions, and to increase package-level performance by the addition of more and more cores. The core does not have enough load bandwidth to perform all of these extra load operations at full speed.

Cache 40

Cache C++ Latency Hardware 40

Alex Russell

APRIL 29, 2021

Classics of the genre include: Apple's just focused on performance! The Performance Argument. As an engineer on a browser team, I'm privy to the blow-by-blow of various performance projects, benchmark fire drills, and the ways performance marketing (deeply) impacts engineering priorities. Steve & Tim's Close-up Magic.

Media 145

Media Games Education Engineering 145

SQL Performance

AUGUST 23, 2019

In traditional row-mode execution plans, SQL Server may introduce a Bitmap operator as part of performing early semi join reduction before a parallel hash or merge join. The SQL Server batch mode implementation of a Bloom filter is optimized for modern CPU cache architectures and is known internally as a complex bitmap. Background.

Servers 75

Servers Engineering Efficiency Retail 75

Rigor

JULY 2, 2019

Either way, redirection increases the amount of time it takes for your site to render, and you should minimize its use to optimize page performance. Redirection increases the amount of time it takes for your site to render, and you should minimize its use to optimize page performance. webperf #perfmatters Click To Tweet.

Mobile 60

Mobile Traffic Google Latency 60

Smashing Magazine

JUNE 26, 2019

Developers are already optimizing front end performance with: Fast web hosting. Let the web developer handle all of the necessary speed optimizations like caching and file minification while you take on the following design tips and strategies: 1. Clean coding practices. Minification. Image optimization. So, is there anything left?

Website 110

Website Speed Mobile Design 110

Randon ASCII

FEBRUARY 25, 2018

In September of 2016 we started noticing random failures when building Chrome – 3 out of 200 builds of Chrome failed when protoc.exe, one of the executables that is part of the build, crashed with an access violation. This was starting to look like a Windows file cache bug. Or did we just get lucky or oblivious?

Programming 79

Programming Hardware Cache Code 79

Percona

JUNE 4, 2023

Critical features of MariaDB include robust security features like encryption at rest and in transit, user authentication, and role-based access control (RBAC), as well as high-performance query execution, advanced indexing techniques, and replication, clustering, and sharding, ensuring scalability and high availability. What is MySQL?

Open Source 52

Open Source Servers Storage Scalability 52

SQL Server According to Bob

JANUARY 26, 2017

This might have a performance effect for unencrypted databases on the same instance of SQL Server. At first glance in SQL Server 2016, you can see if a database is encrypted for TDE by looking at sys.databases.is_encrypted. c:public_symbols is a symbol cache and a folder I created on my laptop. Bob Ward.

Servers 40

Servers Database Azure Cache 40

Tim Kadlec

JANUARY 31, 2019

They prevent abuse by ad networks and many people are realizing the benefits of that with increased performance and better battery life. It also disables some features that are harmful to performance, such as document.write and synchronous XHR. Keep that clear and performant and you’ll be just fine. Kind of, yes.

Tuning 76

Tuning Cache Development Performance 76

Nick Desaulniers

NOVEMBER 20, 2016

Also, when you want to rebuild or update your binary, you spend time performing relocation again and again with static libraries. What if we could set aside object files that we could share amongst multiple instances of the same or even different processes, and perform relocation at runtime? What a waste! clang main.c libhello.dylib $./a.out

C++ 48

C++ Programming Code Virtualization 48

Smashing Magazine

JANUARY 21, 2019

In conclusion, a schema-based API such as GraphQL and a component-based API such as PoP are similarly good concerning performance, and superior to a resource-based API such as REST. Native Client-Side Cache/Data Store. Recommended reading : Understanding And Using REST APIs. Particular Properties Of A Component-Based API.

Social Media 64

Social Media Database Media Website 64

Smashing Magazine

JULY 6, 2021

With Luminary’s 21 years of experience in the digital space, my experience of 17 years in the CMS space as well as our focus on Headless since 2016, here are my two cents on what you should look out for. But beware of circular references to content which could cause headaches and performance issues. Microservices architecture.

Cache 143

Cache Website Mobile Google 143