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. There is no need to plan for extra resources, update operating systems, or install frameworks. The provider is essentially your system administrator.

Serverless 243

Serverless Efficiency Lambda Azure 243

Dynatrace

MAY 19, 2022

Every organization’s goal is to keep its systems available and resilient to support business demands. Lastly, error budgets, as the difference between a current state and the target, represent the maximum amount of time a system can fail per the contractual agreement without repercussions. Dynatrace news.

Automotive 270

Automotive Latency Architecture Azure 270

Dynatrace

SEPTEMBER 23, 2020

Operating Systems are not always set up in the same way. Storage mount points in a system might be larger or smaller, local or remote, with high or low latency, and various speeds. Another consequence of the recent discontinuation of support for 32-bit operating systems is the new default location of OneAgent for Windows.

Storage 147

Storage Latency Operating System Network 147

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 171

Metrics Monitoring Database Network 171

The Netflix TechBlog

JUNE 4, 2019

Because microprocessors are so fast, computer architecture design has evolved towards adding various levels of caching between compute units and the main memory, in order to hide the latency of bringing the bits to the brains. CFS is widely used and therefore well tested and Linux machines around the world run with reasonable performance.

Cache 251

Cache Latency Airlines Logistics 251

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

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

John McCalpin

APRIL 25, 2023

The primary metric for memory bandwidth in multicore processors is that maximum sustained performance when using many cores. This post is about a secondary performance characteristic — sustained memory bandwidth for a single thread running on a single core. buffer copies for filesystem access) with a single thread.

Benchmarking 97

Benchmarking Cache Latency Tuning 97

Dynatrace

APRIL 5, 2021

AWS Lambda enables organizations to access many types of functions from AWS’ cloud-based services, such as: Data processing, to execute code based on triggers, system states, or user actions. Real-time stream processing to perform live activity tracking, data cleansing, metrics generation, and more. Data entering a stream.

Lambda 180

Lambda AWS Serverless Hardware 180

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

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

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 ). This includes all architectures, all compilers, all operating systems, and all system configurations.

Benchmarking 59

Benchmarking Performance Latency Architecture 59

Adrian Cockcroft

JANUARY 20, 2023

on Myths and Legends of High Performance Computing  — it’s a somewhat light-hearted look at some of the same issues by the leader of the team that built the Fugaku system I mention below. The emergence of chiplet technology also allows higher performance and integration without having to design every chip from scratch.

Architecture 52

Architecture Latency Benchmarking AWS 52

Smashing Magazine

OCTOBER 31, 2023

Answering Common Questions About Interpreting Page Speed Reports Answering Common Questions About Interpreting Page Speed Reports Geoff Graham 2023-10-31T16:00:00+00:00 2023-10-31T17:06:18+00:00 This article is sponsored by DebugBear Running a performance check on your site isn’t too terribly difficult. Can’t be perfect every time!

Speed 97

Speed Google Website Metrics 97

The Morning Paper

MAY 12, 2019

It’s a pretty impressive effort to pull together and make available in open source (not yet available as I write this) such a suite, and I’m sure explains much of the long list of 24 authors on this paper. The top line shows the change in tail latency across a set of monolithic applications as operating frequency decreases.

Open Source 61

Open Source Hardware Benchmarking Systems 61

Adrian Cockcroft

APRIL 5, 2023

This proposal seeks to define a standard for real-time carbon and energy data as time-series data that would be accessed alongside and synchronized with the existing throughput, utilization and latency metrics that are provided for the components and applications in computing environments.

Energy 52

Energy Metrics Cloud Operating System 52

ScaleOut Software

APRIL 6, 2021

Because it runs on a scalable, highly available in-memory computing platform, it can do all this simultaneously for hundreds of thousands or even millions of data sources. This simplifies the installation process and ensures portability across operating systems.

IoT 52

IoT Azure Analytics Healthcare 52

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

Percona

APRIL 17, 2023

In this blog post, we will discuss the best practices on the MongoDB ecosystem applied at the Operating System (OS) and MongoDB levels. Note that the intent of tuning the settings is not exclusively about improving performance but also enhancing the high availability and resilience of the MongoDB database.

Best Practices 52

Best Practices Design Tuning Database 52

Dotcom-Montior

NOVEMBER 24, 2021

Concurrency refers to the system’s ability to carry out multiple tasks in parallel and manage the access and usage of shared resources. A distributed system comprises of a variety of hardware and software components with different operating systems and technologies, meaning the processors are separate and independent of each other.

Systems 74

Systems Monitoring Hardware Network 74

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]. 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 103

Performance Cache Metrics Network 103

Percona

JULY 1, 2023

These may be performance, high availability, operational cost, management, capacity planning, scalability, security, monitoring, etc. There are also cases where although the workload and operational needs seem to best fit to one solution, there are other limiting factors that may be blockers (or at least need special handling).

AWS 52

AWS Database Serverless Storage 52

The Morning Paper

MAY 21, 2019

This boils down to a single digit µs latency toleration in the tail for far memory, and in addition to security and privacy concerns, rules out remote memory solutions. Zswap is readily available and runs as a swap device in the Linux kernel. Enter zswap! Google use zswap to implement their far memory tier.

Software 78

Software Software Google Hardware 78

cdemi

DECEMBER 4, 2016

If the service is subjected to intermittent heavy loads, it can cause performance or reliability issues. Maximizing Availability : Delays or Downtime of the service does not affect the application generating the messages. Message Brokers are servers that take care of Queue Handling , Routing Messages, High Availability and Scaling out.

Design 47

Design Azure Scalability Latency 47

Brendan Gregg

AUGUST 8, 2017

If they are higher than your CPU count, then you might have a performance problem (it depends). Nowadays, the source code to old operating systems can also be found online. For everyone familiar with other operating systems and their CPU load averages, including this state is at first deeply confusing. **Why?**

Latency 111

Latency Metrics C++ Systems 111

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

The Morning Paper

APRIL 14, 2019

When a side-channel is based on observing improved performance, a solution that removes the improved performance can work, but is clearly undesirable. The hardware support is not currently available to prevent interconnects being used as covert communication channels, but we can still improve security in many use cases.

Hardware 44

Hardware Cache Latency Speed 44

Testsigma

FEBRUARY 12, 2021

The latest trend in hyperautomation – Gartner projects that by the year 2023, 25% of tasks by the organisations will be able to perform autonomously and hence reducing the cost. By 2024, Based on hyperautomation technology and modern operating procedures, companies can lower operating costs by 30 per cent.

Artificial Intelligence 92

Artificial Intelligence Software Software IoT 92

O'Reilly Software

APRIL 4, 2018

A message-oriented implementation requires an efficient messaging backbone that facilitates the exchange of data in a reliable and secure way with the lowest latency possible. When we work on a single machine, the operating system takes care of managing the resources allocated to applications.

Architecture 80

Architecture Scalability Google Operating System 80

Adrian Cockcroft

NOVEMBER 11, 2019

Collecting some critical metrics at one second intervals, with a total observability latency of ten seconds or less matches the human attention span much better. Consider how controls could degrade over time, including change management, performance audits and how incident reviews could surface anomalies and problems with the system design.

Latency 52

Latency Engineering Systems Hardware 52

Adrian Cockcroft

NOVEMBER 11, 2019

Collecting some critical metrics at one second intervals, with a total observability latency of ten seconds or less matches the human attention span much better. Consider how controls could degrade over time, including change management, performance audits and how incident reviews could surface anomalies and problems with the system design.

Latency 53

Latency Engineering Systems Hardware 53

John McCalpin

JULY 23, 2018

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. Always pin the thread you want to test to a single logical processor (if possible).

Code 45

Code Programming Latency Testing 45

SQL Server According to Bob

JANUARY 11, 2020

Microsoft SQL Server I/O Basics Author: ​​ Bob Dorr, Microsoft SQL Server Escalation Published: ​​ December, 2004 SUMMARY: ​​ Learn the I/O requirements for Microsoft SQL Server database file operations. This will help you increase system performance and avoid I/O environment errors.

Servers 40

Servers Cache Media Hardware 40

SQL Server According to Bob

JANUARY 11, 2020

Subsystem / Path The ​​ I/O subsystem or path ​​ includes ​​ those ​​ components ​​ that are ​​ used to support an I/O operation.

Servers 40

Servers Cache Database Media 40

ScaleOut Software

MAY 15, 2014

Likewise, object access paths must be heavily multi-threaded and avoid lock contention to minimize access latency and maximize throughput. In addition to looking at performance differences, we also want to compare ScaleOut StateServer (SOSS) to AppFabric on qualitative measures, such as features, ease of installation, and management.

Cache 40

Cache Servers Network Design 40

All Things Distributed

OCTOBER 2, 2017

We were pushing the limits of what was a leading commercial database at the time and were unable to sustain the availability, scalability and performance needs that our growing Amazon business demanded. Performant – The service would need to be able to maintain consistent performance in the face of diverse customer workloads.

Internet 128

Internet Internet AWS Performance 128

All Things Distributed

APRIL 9, 2015

Amazon ML uses powerful algorithms that can help you create machine learning models by finding patterns in existing data, and using these patterns to make predictions from new data as it becomes available. Amazon EFS is designed to be highly available and durable, storing each file system object redundantly across multiple Availability Zones.

Lambda 122

Lambda Cloud IoT AWS 122