Dynatrace

JULY 8, 2020

Kubernetes has taken over the container management world and beyond , to become what some say the operating system or the new Linux of the cloud. 2019 CNCF Survey , complexity (38%) and monitoring (32%) are ranking among the top 5 challenges in using, deploying, and managing containers. . Dynatrace news.

Infrastructure 278

Infrastructure Monitoring Cloud Metrics 278

Dynatrace

AUGUST 8, 2019

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. Our goal is to provide automatic answers including root-cause analysis of performance degradation across all these systems and environments. Feedback or comments?

Availability 34

Availability Hardware Java Tuning 34

Smashing Magazine

MAY 25, 2021

If you want to use web fonts your choices are basically Flash of Invisible Text (aka FOIT) where the text is hidden until the font downloads or Flash of Unstyled Text (FOUT) where you use the fallback system font initially and then upgrade it to the web font when it downloads. Wasn’t font-display Supposed To Solve This?

Operating System 145

Operating System Google Website Cache 145

DZone

JULY 25, 2019

It’s not just your code that writes out log messages, every other piece of software does, from the operating system all the way up the stack. Humio received $9M in Series A funding from Accel at the beginning of 2019 and is aiming to do just that. That does not mean that there is no room for a new startup to disrupt the market.

Programming 100

Programming DevOps Operating System Speed 100

Brendan Gregg

MAY 1, 2022

These were the opening words of my 2019 [AWS re:Invent talk], which I followed by demonstrating rapid on-the-fly dynamic instrumentation of the Intel wireless driver.

Wireless 144

Wireless Open Source Hardware AWS 144

ACM Sigarch

NOVEMBER 1, 2019

This blog post gives a glimpse of the computer systems research papers presented at the USENIX Annual Technical Conference (ATC) 2019, with an emphasis on systems that use new hardware architectures. USENIX ATC is a top-tier venue with a broad range of systems research papers from both industry and academia.

Architecture 12

Architecture Hardware Cache Storage 12

Dynatrace

MAY 31, 2021

Although Kubernetes simplifies application development while increasing resource utilization, it is a complex system that presents its own challenges. Containers and microservices: A revolution in the architecture of distributed systems. How do you make this system resilient and fault-tolerant? How do you make it scalable?

Virtualization 182

Virtualization DevOps Infrastructure Cloud 182

Dynatrace

MAY 7, 2019

With the Red Hat Summit 2019 just around the corner, this month’s featured partner is the world’s leading provider of open source software solutions: Red Hat. So, he started selling open source Linux and Unix operating systems with his famous sales pitch “You wouldn’t buy a car with the hood welded shut”. Dynatrace news.

Open Source 113

Open Source DevOps Innovation Infrastructure 113

Smashing Magazine

JULY 29, 2021

As for absolute units, we will dive in and see how they are affected by other things, such as the screen and the device’s operating system. On design systems, CSS/JS and UX. And this is without taking into account the zoom state of the web browser and operating system.). Jump to online workshops ?. centimeters.

Operating System 145

Operating System Mobile Testing Systems 145

Smashing Magazine

JUNE 20, 2019

2019-06-20T11:00:16+02:00. 2019-06-20T10:35:07+00:00. Without Google Fonts you would be limited to the handful of “ system fonts ” installed on your user’s device. System fonts or ‘Web Safe Fonts’ are the fonts most commonly pre-installed across operating systems. Optimizing Google Fonts Performance.

Google 111

Google Performance Cache Website 111

Testsigma

JANUARY 22, 2021

In 2019, the worldwide sales of mobile devices were 1524 million units. Long List of Operating Systems. An operating system is the engine of the mobile device. It helps the applications run on the device and each of the operating systems is different in their own terms and working. Signup Now.

Mobile 74

Mobile Testing Energy Operating System 74

O'Reilly

JULY 15, 2020

Almost one-third (29%) of respondents say their employers are migrating or implementing a majority of their systems (over 50%) using microservices. software and systems architects, technical leads—architects represent almost 28% of the sample. Adopters are betting big on microservices. Figure 1: Respondent roles. What does that mean?

Database 145

Database Architecture Education Systems 145

Smashing Magazine

FEBRUARY 5, 2019

2019-02-05T13:00:00+01:00. 2019-04-29T18:34:58+00:00. Sometimes, due to insufficient memory, the operating system might need to remove your app from memory while the app is in the background, and the app might lose track of its last UI state if it is not preserved, possibly causing users to lose their work in progress!

Performance 89

Performance Energy Operating System Code 89

SQL Shack

OCTOBER 6, 2020

Introduction SQL Server 2017 & 2019 works on the cross-platform operating system: Windows and Linux. In this 29th article of the SQL Server Always On Availability Groups series, we configure the AG between SQL Server Linux instances. You […].

Servers 52

Servers Availability Operating System Systems 52

Alex Russell

AUGUST 30, 2021

I'm only aware of a few such instances: Apple's 2019 response to the U.S. Does Apple restrict, in any way, the ability of competing web browsers to deploy their own web browsing engines when running on Apple's operating system? The most convincing argument in Apple's 2019 response to the U.S. Apple's Security Argument #.

Engineering 112

Engineering Open Source Website Operating System 112

SQL Server According to Bob

MAY 19, 2019

Partitioning allows SQL Server to scale to the largest systems with record-setting performance. When promoted to a super-latch on a 64 CPU system the memory requirement becomes 32 + (32 *64) = 2080 bytes. However, on smaller systems and VMs the partitioning may not be required to maintain performance. SQL Server 2019.

IoT 61

IoT Servers Development Cache 61

The Morning Paper

DECEMBER 10, 2019

HotStorage 2019. The global object space contains all objects (potentially across multiple systems), allowing persistent pointers to refer to data with long lifetimes and giving software the ability to operate directly on persistent structures. A tale of two abstractions: the case for object space , Bittman et al.,

Hardware 52

Hardware Virtualization Operating System Programming 52

SQL Performance

MARCH 30, 2021

) ; My test environment is SQL Server 2019 CU9 on a laptop with 8 cores and 16GB of memory allocated to the instance. A parallel query might start out requesting DOP 8, but be progressively downgraded to DOP 4, DOP 2, and finally DOP 1 due to a lack of system resources at that moment. It can be downloaded at the same link.

Cache 98

Cache Servers Processing Operating System 98

The Morning Paper

JUNE 30, 2019

Today we’re jumping from HotOS topics of 2019, to hot topics of 1977! Here’s the set-up as relayed to me by Pat (with permission): At work, I am part of a good sized team working on a large system implementation. One of the very senior engineers with 25+ years experience mentioned a problem with the system.

Traffic 75

Traffic Latency Programming Scalability 75

Percona

MARCH 30, 2023

Instead, the business may design and redesign systems as customer expectations change and business objectives evolve. PostgreSQL PostgreSQL , a non-relational database system, has rapidly gained in popularity among professional developers. MySQL ranks as the second most popular database management system ( DB-Engines, March 2023 ).

Open Source 107

Open Source Database Storage Scalability 107

KeyCDN

DECEMBER 12, 2018

Icons8 focuses on flat icons that can be used across a variety of platforms and operating systems. Users can search icons by tags or can browse more than 50 different thematic collections to find graphics that meet their needs. Users can send in suggestions if they don’t find icons that fit their needs too.

Website 49

Website Design Google Availability 49

Testsigma

JANUARY 29, 2021

As per April 2019 data of Statistica[1], the global mobile population accounted for 4 billion unique users. Device cloud testing is the best way to scale up the number of devices & operating systems on which tests are performed. Real devices should be used for performance testing.

Website 98

Website Mobile Testing Strategy 98

Brendan Gregg

MAY 1, 2022

These were the opening words of my 2019 AWS re:Invent talk , which I followed by demonstrating rapid on-the-fly dynamic instrumentation of the Intel wireless driver.

Wireless 52

Wireless Hardware Open Source Cloud 52

SQL Performance

AUGUST 15, 2019

Updated August 15th, 2019 for 0.9.6. And recommended system configuration: Two or more cores 8GB or more of memory Operating Systems: Windows (8.1 / Server 2012 R2 or better) macOS (10.13 New in 0.9.6 – August 15th, 2019. First, ensure you meet our requirements: Azure Data Studio 1.9.0 NET Core Runtime 2.1

Azure 50

Azure Servers Tuning Operating System 50

TechBeacon Testing

AUGUST 28, 2019

One of the biggest problems with test automation on any platform or operating system is synchronizing test automation interactions with the user interface (UI). It's challenging to know when the UI is ready for the next automated click.

Testing 50

Testing Operating System Systems 50

HammerDB

JUNE 27, 2022

HammerDB has graphical and command line interfaces for the Windows and Linux operating systems. An important concept was to simulate database users called Virtual Users in parallel (rather than concurrently) to accurately simulate a real database workload with multiple users running from separate systems. Adoption by the TPC.

Benchmarking 63

Benchmarking Open Source C++ Cache 63

Testsigma

FEBRUARY 5, 2021

Speaking of Android OS, in 2019, there were around 2.5 The obvious takeaway of embracing automation testing for mobile apps is that you simultaneously test a wide range of devices, operating systems, and network types. You are no longer restricted to device usage as per the number of USB ports in your system.

Mobile 52

Mobile Testing Hardware DevOps 52

Alex Russell

JUNE 22, 2022

When regulators and legislators began asking questions in 2019, a response was required. The WebKit restriction also means that browser vendors that want to use Blink or Gecko on other operating systems have to build their browser on two different browser engines.

Engineering 124

Engineering Traffic Government Google 124

John McCalpin

JULY 23, 2018

Updates on 2019-01-23 in blue. When running a single user thread, you will often get the advertised single-core Turbo frequency, but if the operating system enables more cores to handle (even very short-lived) background processes, your frequency may drop unexpectedly. Discard tests with non-zero values for these short cases.

Code 45

Code Programming Latency Testing 45

John McCalpin

JULY 23, 2018

(From a recent post of mine on the Intel software developer forums — some potentially useful words to go along with my new low-overhead-timers project…) Updates on 2019-01-23 in blue. Should be very small (<<1%) for any test that does not include an explicit call to a system routine.

Code 40

Code Programming Latency Testing 40

O'Reilly

DECEMBER 2, 2019

I don’t need more bandwidth for video conferences or movies, but I would like to be able to download operating system updates and other large items in seconds rather than minutes. Read “ O’Reilly serverless survey 2019: Concerns, what works, and what to expect ” for full results. Upcoming events.

Wireless 56

Wireless Serverless IoT Artificial Intelligence 56

Testsigma

OCTOBER 31, 2019

Recently, top QA consultancy companies QASymphony and TechWell surveyed mid-size and large-size enterprises for insights into the QA Automation trends of 2019. Will the application run on which platforms and Operating Systems? We need more automated testing as software gets more sophisticated. Platforms and OS.

Testing 40

Testing Testing Tools Open Source Programming 40

SQL Server According to Bob

DECEMBER 18, 2018

Durability: “In database systems , durability is the ACID property which guarantees transactions that have committed will survive permanently. For example, if a flight booking reports that a seat has successfully been booked, then the seat will remain booked even if the system crashes.” – [link]. The Back Story.

Servers 90

Servers Media Cache Storage 90

Smashing Magazine

JANUARY 15, 2019

2019-01-15T13:30:32+01:00. 2019-04-29T18:34:58+00:00. For the more adventurous/technical, the top (table of processes) command provides similar metrics on most Unix-like operating systems such as macOS and Ubuntu. How Improving Website Performance Can Help Save The Planet. Jack Lenox.

Website Performance 78

Website Performance Website Energy Performance 78

Testsigma

FEBRUARY 12, 2021

Are you aware that the scale of the app testing industry in 2019 was over USD$ 40 billion? The Internet of Things is generally referred to as IoT which encompasses computers, cars, houses or some other technological system related. In 2019, we had previously projected the demand for IoT research at $781.96billion. DevTestOps.

Artificial Intelligence 92

Artificial Intelligence Software Software IoT 92

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. The first question that’s worth asking if you can get away with using UI system fonts in the first place. Vitaly Friedman.

Performance 111

Performance Cache Network Metrics 111