Dynatrace

OCTOBER 13, 2021

Host analysis focuses on operating systems, virtual machines, and containers to understand if there are software components with known vulnerabilities that can be patched. These can include the configuration of operating system access controls and the use of unnecessary libraries or system services.

Infrastructure 170

Infrastructure Open Source Virtualization Operating System 170

Dynatrace

AUGUST 5, 2022

A message queue is a form of middleware used in software development to enable communications between services, programs, and dissimilar components, such as operating systems and communication protocols. A message queue enables the smooth flow of information to make complex systems work. Two styles of message queuing.

Monitoring 199

Monitoring Serverless Programming Speed 199

Dynatrace

AUGUST 5, 2022

A message queue is a form of middleware used in software development to enable communications between services, programs, and dissimilar components, such as operating systems and communication protocols. A message queue enables the smooth flow of information to make complex systems work. Two styles of message queuing.

Monitoring 199

Monitoring Serverless Programming Speed 199

Dynatrace

APRIL 26, 2022

Understanding why a user is experiencing transactional or performance issues enables organizations to achieve greater observability that goes beyond metrics, traces and logs. Digital experience monitoring (DEM) allows an organization to optimize customer experiences by taking into account the context surrounding digital experience metrics.

Monitoring 203

Monitoring Social Media IoT Metrics 203

The Morning Paper

APRIL 4, 2019

Ginseng: keeping secrets in registers when you distrust the operating system Yun & Zhong et al., Suppose you did go to the extreme length of establishing an unconditional root of trust for your system, even then, unless every subsequent piece of code you load is also fully trusted (e.g., NDSS’19.

Operating System 43

Operating System Systems Wireless Transportation 43

Dynatrace

NOVEMBER 23, 2020

Nevertheless, there are related components and processes, for example, virtualization infrastructure and storage systems (see image below), that can lead to problems in your Kubernetes infrastructure. A wide range of monitoring products with distinct functions, alerting methods, and integrations are available.

Virtualization 161

Virtualization Infrastructure Monitoring Cloud 161

SQL Performance

FEBRUARY 26, 2020

Azure SQL Database Managed Instance became generally available in late 2018. Organizations are taking advantage of having managed backups, lots of built-in security features, an uptime SLA of 99.99%, and an always up-to-date environment where they are no longer responsible for patching SQL Server or the operating system.

Azure 63

Azure Performance Storage Latency 63

Percona

OCTOBER 3, 2023

Transparent Huge Pages (THP) is a memory management feature in Linux operating systems that aims to enhance system performance. In this post, we will explore THP, its impact on database servers, and how to disable it for optimal performance and stability. What are Transparent Huge Pages?

Database 91

Database Servers Open Source C++ 91

Percona

JUNE 2, 2023

Not because MySQL wasn’t performant but because the out-of-the-box defaults weren’t adequate for heavy traffic. Developers, system administrators, database administrators, and enthusiasts were hip deep in open source operating systems, programming languages, and open databases like MySQL and PostgreSQL.

Open Source 99

Open Source Traffic Tuning Database 99

Testlodge

APRIL 14, 2021

A software tester’s work life includes making sure that systems that have been designed to achieve specific results behave exactly as they should. These systems are a combination of different hardware and software which have been configured to perform the desired task. What is Configuration Testing? An Example.

Testing 89

Testing Hardware Virtualization Operating System 89

HammerDB

APRIL 27, 2021

This displays the available CLI commands with “help command” providing detailed information about the command and arguments required. In the example below we have modified the SQL Server, number of warehouses to build and the virtual users to build them. In the CLI the print dict command shows us the available options.

Virtualization 73

Virtualization Benchmarking Database Operating System 73

Percona

JUNE 20, 2023

Inside the memory, they can be allocated any available space. When a program leaves the memory, space becomes available; however, the OS may or may not be able to allocate vacant memory space to another program or process as it has some issues. A detailed description of these concepts is below. Here, a segment table manages everything.

Programming 86

Programming C++ Database Virtualization 86

Apica

NOVEMBER 15, 2019

With the continued growth of applications being used in and out of an organization, getting a firm grasp on the performance of these devices and its impact on your IT environment is important. With this growth and added complexity, how are your legacy performance testing solutions keeping up? The short answer is that they aren’t.

Performance Testing 40

Performance Testing Testing Performance Games 40

Adrian Cockcroft

JANUARY 17, 2022

I’d even use it to manage datacenter failover or failover for other cloud vendors, as what you really need is a highly available control plane that is totally independent of your own failure modes. primarily virtual?—?and For example AWS launched an instance type with 800 Gbits/s of network bandwith in 2021.

Serverless 98

Serverless Hardware AWS Architecture 98

Dotcom-Montior

NOVEMBER 27, 2018

Your customers demand optimal performance, whether they’re the only user or one of a thousand. Additionally, end users can access your site or applications from anywhere in the world using different browsers, operating systems, and mobile devices, all with varying connection speeds. Identifying performance bottlenecks.

Performance Testing 40

Performance Testing Strategy Testing Performance 40

ACM Sigarch

OCTOBER 25, 2019

When it comes to hardware support to mitigate software security issues, there is a significant gap between what is available in products today and known solutions. Attestation—Providing systems the means to attest or verify the integrity of their components. . However, higher performance does not necessarily fix the problem.

Hardware 98

Hardware Virtualization Architecture Games 98

Apica

OCTOBER 29, 2019

With the continued growth of applications being used in and out of an organization, getting a firm grasp on the performance of these devices and its impact on your environment is important. Legacy performance testing platforms have their place and are still required to ensure past investments can be monitored.

Performance Testing 40

Performance Testing Testing Performance Software 40

Testsigma

DECEMBER 12, 2020

Let alone browsers, the website may get into trouble for different resolutions, different operating systems and different browser versions too!! Cross-browser testing deals with all those things by running the websites on different browsers, their versions, operating systems and on different resolutions.

Testing 53

Testing Operating System Website Latency 53

KeyCDN

JANUARY 23, 2020

These acronyms, which stand for real user monitoring and application performance monitoring, are software monitoring processes essential to measuring and evaluating applications in many different areas. RUM gathers data from real life users to analyze application performance. What is application performance monitoring (APM)?

Strategy 72

Strategy Metrics Monitoring Servers 72

The Morning Paper

MAY 27, 2019

The basic question here is whether it is practical to support a large-scale C-language software stack with strong pointer-based protection… with only modest changes to existing C code-bases and with reasonable performance cost. That ‘reasonable’ performance cost is a 6.8% faster for system calls). Conceptual model.

C++ 61

C++ Hardware Virtualization Benchmarking 61

Testsigma

MAY 5, 2021

To ensure the features run uniformly across various browsers and OS versions that our users have, we should perform multi-browser testing. Plus, there are multiple versions of operating systems and screen resolutions that our users browse content on. . with Safari at 8.87%. Picture Credit: Kinsta. Picture Credit: MultiBrowser.

Testing Tools 74

Testing Tools Testing Internet Internet 74

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. A video of the talk is on youtube : The slides are on slideshare : I love this talk as I get to share more about what the Performance and Operating Systems team at Netflix does, rather than just my work.

Tuning 61

Tuning AWS Best Practices Network 61

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. A video of the talk is on youtube : The slides are on slideshare : I love this talk as I get to share more about what the Performance and Operating Systems team at Netflix does, rather than just my work.

Tuning 52

Tuning AWS Best Practices Network 52

Testsigma

NOVEMBER 11, 2020

Apart from disconnections, another cause of worry is the inability to access virtual environments which are generally used by the testers for testing applications. There are many elements in mobile devices that are subject to constant change including operating systems, regular updates, performance etc.

Testing 85

Testing Mobile Network Analytics 85

HammerDB

MAY 5, 2019

So the PAUSE instruction is an optimization over NOP when a thread is waiting to acquire a lock and is particularly important in spin-locks on x86 CPUs for power and performance. ” and “as the PAUSE latency has been increased significantly, workloads that are sensitive to PAUSE latency will suffer some performance loss.”

Testing 48

Testing Tuning Latency Storage 48

Scalegrid

JANUARY 12, 2024

Simply put, it’s the set of computational tasks that cloud systems perform, such as hosting databases, enabling collaboration tools, or running compute-intensive algorithms. All rely heavily on utilizing allocated portions from existing pools made available through specific providers as part of their service offerings.

Cloud 130

Cloud Virtualization Storage Efficiency 130

Adrian Cockcroft

JUNE 21, 2022

I became the Sun UK local specialist in performance and hardware, and as Sun transitioned from a desktop workstation company to sell high end multiprocessor servers I was helping customers find and fix scalability problems. We had specializations in hardware, operating systems, databases, graphics, etc.

Tuning 52

Tuning Benchmarking Engineering C++ 52

Dynatrace

JANUARY 26, 2021

Traditional computing models rely on virtual or physical machines, where each instance includes a complete operating system, CPU cycles, and memory. VMware commercialized the idea of virtual machines, and cloud providers embraced the same concept with services like Amazon EC2, Google Compute, and Azure virtual machines.

Serverless 243

Serverless Efficiency Lambda Azure 243

SQL Performance

DECEMBER 17, 2019

You will still have to maintain your operating system, SQL Server and databases just like you would in an on-premises scenario. One important choice you will still have to make is what type and size of Azure virtual machine you want to use for your existing SQL Server workload. Azure VM Types and Series.

Azure 72

Azure Virtualization Servers Storage 72

Scalegrid

FEBRUARY 8, 2024

Key Takeaways Distributed storage systems benefit organizations by enhancing data availability, fault tolerance, and system scalability, leading to cost savings from reduced hardware needs, energy consumption, and personnel. Variations within these storage systems are called distributed file systems.

Storage 130

Storage Systems Big Data Azure 130

The Morning Paper

MARCH 1, 2020

We looked at a couple of papers that had pre-prints available last week, today we’ll be looking at one of the most anticipated papers of this year’s crop: Amazon’s Firecracker. Firecracker is the virtual machine monitor (VMM) that powers AWS Lambda and AWS Fargate, and has been used in production at AWS since 2018.

Serverless 101

Serverless Virtualization Lambda AWS 101

Dynatrace

AUGUST 24, 2020

And because Dynatrace can consume CloudWatch metrics, almost all your AWS usage information is available to you within Dynatrace. Similarly, integrations for Azure and VMware are available to help you monitor your infrastructure both in the cloud and on-premises. Dynatrace VMware and virtualization documentation .

Analytics 240

Analytics Infrastructure AWS Operating System 240

Dynatrace

SEPTEMBER 23, 2021

Unfortunately, container security is much more difficult to achieve than security for more traditional compute platforms, such as virtual machines or bare metal hosts. These products see systems from the “outside” perspective—which is to say, the attacker’s perspective. Harden the host operating system.

Open Source 250

Open Source Benchmarking Best Practices Network 250

Smashing Magazine

SEPTEMBER 21, 2021

You can feed it with commands and it will execute them to perform some actions. If we would compare the Mouseless Development Environment to the solar system, the shell would be the sun and everything else would turn around it. There are many CLIs available out there. The only drawback of i3: it’s not available for macOS.

Development 98

Development Energy Programming Efficiency 98

Sutter's Mill

MARCH 11, 2024

The main improvement MSLs give is that a program data race will not corrupt the language’s own virtual machine (whereas in C++ a data race is currently all-bets-are-off undefined behavior). As of C++20, I believe we have achieved the “superset,” notably by standardizing span , string_view , concepts, and bounds-aware ranges.

C++ 139

C++ Programming Code Java 139

Dynatrace

AUGUST 24, 2020

Similar ly, integrations for Azure and VMware are available to help you monitor your infrastructure both in the cloud and on-premises. . Dynatrace VMware and virtualization documentation . OneAgent and its Operator . Further reading about infrastructure monitoring: .

Analytics 135

Analytics Infrastructure AWS Operating System 135

Dynatrace

MAY 31, 2021

Kubernetes (aka K8s) is an open-source platform used to run and manage containerized applications and services on clusters of physical or virtual machines across on-premises, public, private, and hybrid clouds. This virtualization makes it possible to efficiently deploy and securely run a container independently of the hosting infrastructure.

Virtualization 133

Virtualization DevOps Infrastructure Cloud 133