Scalegrid

JANUARY 8, 2019

In Part I , we introduced a High Availability (HA) framework for MySQL hosting and discussed various components and their functionality. Semisynchronous replication, which is natively available in MySQL, helps the HA framework to ensure data consistency and redundancy for committed transactions. rpl_semi_sync_master_timeout.

Availability 113

Availability Tuning Speed Network 113

The Morning Paper

NOVEMBER 10, 2019

Snap: a microkernel approach to host networking Marty et al., This paper describes the networking stack, Snap , that has been running in production at Google for the last three years+. Upgrades are also rolled out progressively across the cluster of course. SOSP’19. Enter Google! It reminds me of ZeroMQ.

Network 92

Network Transportation Latency Entertainment 92

Dynatrace

AUGUST 25, 2023

IT modernization improves public health services at state human services agencies For many organizations, the pandemic was a crash course in IT modernization as agencies scrambled to meet the community’s needs as details unfolded. The costs and challenges of technical debt Retaining older systems brings both direct and indirect costs.

Government 209

Government Infrastructure Programming Cloud 209

Dynatrace

MAY 17, 2023

For that, we focused on OpenTelemetry as the underlying technology and showed how you can use the available SDKs and libraries to instrument applications across different languages and platforms. We’d like to get deeper insight into the host, the underlying operating system, and any third-party services used by our application.

Metrics 176

Metrics Monitoring Database Network 176

Scalegrid

JANUARY 11, 2024

Read also – Enterprise Cloud Security Strategy For 2024 Cloud Security Monitoring Tools and Techniques When it comes to monitoring cloud security, we have a wide range of tools and techniques available. Of course, this is only true if the native solutions are used within the corresponding environment.

Best Practices 130

Best Practices Cloud Monitoring Strategy 130

The Netflix TechBlog

OCTOBER 29, 2020

The high likelihood of unreliable network connectivity led us to lean into mobile solutions for robust client side persistence and offline support. This translates to a large number of app configurations to toggle feature availability and optimize the in-app experience for each production. Networking Hendrix interprets rule set(s)?—?remotely

Mobile 279

Mobile Cache Network Architecture 279

Dynatrace

MARCH 17, 2021

Complex IT systems make it possible to buy your favorite pair of jeans online, pay your bills, or help you navigate. These systems produce an unimaginably huge amount of data. All the data bound to hosts is analyzed by the Davis AI causation engine and made available on custom dashboards and events pages. Dynatrace news.

Metrics 174

Metrics Monitoring Network Technology 174

The Morning Paper

JUNE 6, 2019

Towards federated learning at scale: system design Bonawitz et al., This is a high level paper describing Google’s production system for federated learning. The FL system contains a number of privacy-enhancing building blocks, but the privacy guarantees of any end-to-end system will always depend on how they are used.

Systems 71

Systems Design Google Servers 71

Dynatrace

FEBRUARY 10, 2022

WAFs protect the network perimeter and monitor, filter, or block HTTP traffic. Compared to intrusion detection systems (IDS/IPS), WAFs are focused on the application traffic. For most enterprises, using a RASP solution would mean running multiple agents on their production systems, potentially creating risk due to incompatibilities.

Traffic 237

Traffic Benchmarking Innovation Java 237

Dynatrace

OCTOBER 17, 2022

Anomalous behavior in a newly deployed application can easily escape human detection, but AIOps systems complement SecOps engineers by identifying and reporting on potentially exploitable vulnerabilities. It may have third-party calls, such as content delivery networks, or more complex requests to a back end or microservice-based application.

DevOps 202

DevOps Artificial Intelligence Healthcare Innovation 202

Dynatrace

MAY 13, 2020

OneAgent gives you all the operational and business performance metrics you need, from the front end to the back end and everything in between—cloud instances, hosts, network health, processes, and services. GPU-based machine learning system crashes, and you don’t know why? Example 1: Gain visibility into your NVIDIA GPUs.

Infrastructure 135

Infrastructure Metrics Monitoring Software Engineering 135

The Morning Paper

JUNE 27, 2019

Machine learning systems are stuck in a rut Barham & Isard, HotOS’19. In this paper we argue that systems for numerical computing are stuck in a local basin of performance and programmability. But that won’t solve the ordering issue of course. Challenges compiling non-standard kernels. GPU and TPU).

Systems 87

Systems Tuning Programming Innovation 87

The Morning Paper

SEPTEMBER 14, 2020

Aligning superhuman AI with human behavior: chess as a model system , McIlroy-Young et al., we also have large databases of human games available though, we have a recognised method of assessing player skill levels (rating points). This could be an important factor for many systems. KDD’20. How human-like is superhuman AI?

Systems 85

Systems Games Engineering Open Source 85

The Morning Paper

MAY 12, 2019

An open-source benchmark suite for microservices and their hardware-software implications for cloud & edge systems Gan et al., Systems built with lots of microservices have different operational characteristics to those built from a small number of monoliths, we’d like to study and better understand those differences.

Open Source 61

Open Source Hardware Benchmarking Systems 61

Dynatrace

MAY 1, 2020

Other distributions like Debian and Fedora are available as well, in addition to other software like VMware, NGINX, Docker, and, of course, Java. For details on available metrics, see host performance monitoring. Network measurements with per-interface and per-process resolution. Stay tuned for more details. x, CentOS 7.x

Java 133

Java Hardware Tuning Metrics 133

Dynatrace

MARCH 25, 2020

Are the systems we rely on every day as reliable via the home internet connection? Example #1 Order System: No change in user or buyers’ behavior. Both types of users mentioned access the same system, the only difference is that employees access it via the internal network and externals through a public exposed URL.

DevOps 178

DevOps Traffic Monitoring Engineering 178

Percona

AUGUST 30, 2023

Without data backup mechanisms, there can be data loss or system downtime. Even worse, entire operating systems can crash, also resulting in data loss. Choosing the right backup frequency: The appropriate frequency, of course, will vary from one organization to another. Similarly, accidental deletion is a culprit.

Database 85

Database Hardware Open Source Strategy 85

Dynatrace

JUNE 1, 2020

Application Performance Monitoring (APM) in its simplest terms is what practitioners use to ensure consistent availability, performance, and response times to applications. And this isn’t even the full extent of the types of monitoring tools available out there. ” How to evaluate a APM solution?

Artificial Intelligence 184

Artificial Intelligence Social Media Monitoring IoT 184

High Scalability

OCTOBER 24, 2022

Network effects are not the same as monopoly control. It's not because there are no other options available to them because of structural issues. Anyone can rent a rack in a colo and stand up a system. Cloud providers incur huge fixed costs for creating and maintaining a network of datacenters spread throughout the word.

Cloud 187

Cloud Hardware Infrastructure Innovation 187

The Morning Paper

SEPTEMBER 24, 2019

50 ways to leak your data: an exploration of apps’ circumvention of the Android permissions system Reardon et al., Side-channels are typically an unintentional consequence of a complicated system. However, these fixes will only be available to users able to upgrade to Android Q — those with the means to own a newer smartphone.

Systems 74

Systems Traffic Network Google 74

The Morning Paper

APRIL 16, 2019

Teaching rigorous distributed systems with efficient model checking Michael et al., It describes the labs environment, DSLabs , developed at the University of Washington to accompany a course in distributed systems. 175 undergraduates a year currently go through this course. EuroSys’19.

Systems 43

Systems Efficiency Testing Strategy 43

Dynatrace

MAY 17, 2023

OpenTelemetry configuration: Setting up OpenTelemetry in our application In part 1 of our series, we introduced the demo application: A web app that performs a distributed host/URL availability check and is made up of two parts: a PHP frontend a JavaScript agent running on Node.js

Transportation 192

Transportation Metrics Best Practices Code 192

Dynatrace

SEPTEMBER 30, 2021

What kinds of AWS certifications are available today? AWS Certified SysOps Administrator – Associate: Do you already deploy, manage, and operate AWS system resources and want to learn how to perform those duties even more effectively? As of June 2021, Amazon currently offers 11 certifications. Then this one’s for you.

AWS 215

AWS Best Practices Analytics Cloud 215

Dynatrace

JULY 21, 2020

There are certain situations when an agent based approach isn’t possible, such as with network or storage devices, or a very old OS. You could of course create a custom device in Dynatrace and send data to it using our API or an ActiveGate extension.

Infrastructure 153

Infrastructure Monitoring Open Source Traffic 153

Alex Russell

JANUARY 30, 2024

It's time once again to update our priors regarding the global device and network situation. This split decision was available via last year's update , but was somewhat buried. seconds on the target device and network profile, consuming 120KiB of critical path resources to become interactive, only 8KiB of which is script.

Performance 90

Performance Network Mobile Speed 90

Percona

APRIL 24, 2023

The urge to create more and more indexes is found to be causing severe damage in many systems. Many times, removing indexes is what we should be doing first before considering any new indexes for the benefit of the entire system. This post is about PostgreSQL, but most of the problems also apply to other database systems.

Tuning 124

Tuning Cache Storage Database 124

Dynatrace

JUNE 1, 2020

Application Performance Monitoring (APM) in its simplest terms is what practitioners use to ensure consistent availability, performance, and response times to applications. And this isn’t even the full extent of the types of monitoring tools available out there.

Monitoring 132

Monitoring Performance Social Media Artificial Intelligence 132

High Scalability

JULY 18, 2022

Wynter is looking for system administrators, engineers, and developers to join its research panel. If you have experience in hosting and with the WordPress stack, have worked with Ubuntu or Debian-based systems, and cutting-edge technologies, such Ansible and LXC, you should definitely check us out and apply here ! InterviewCamp.io

Education 100

Education DevOps Infrastructure Scalability 100

The Morning Paper

MARCH 3, 2020

In the same spirit as Paxos Made Live , this paper describes the details, choices and tradeoffs that are required to put a consensus system into production. EBS uses chain replication for availability, with data flowing from client to primary to replica. A guiding principle. Physalia in the large. Physalia in the large.

Database 106

Database AWS Network Design 106

High Scalability

JUNE 10, 2022

Wynter is looking for system administrators, engineers, and developers to join its research panel. If you have experience in hosting and with the WordPress stack, have worked with Ubuntu or Debian-based systems, and cutting-edge technologies, such Ansible and LXC, you should definitely check us out and apply here ! InterviewCamp.io

Education 100

Education DevOps Infrastructure Scalability 100

The Morning Paper

JANUARY 30, 2020

The Mobile Web Worker (MWW) System. The Mobile Web Worker (MWW) System introduces a new client-side Mobile Web Worker Manager component which is responsible for managing web workers, including their migration when this is estimated to be beneficial. This could of course be a local worker on the mobile device. in the cloud).

Mobile 104

Mobile Cloud Latency Games 104

The Morning Paper

NOVEMBER 15, 2020

This stems from a combination of Jevon’s paradox and the interconnectedness of systems – doing more in one area often leads to a need for more elsewhere too. At the end of the day, there are three basic ways we can increase capacity: Increasing the number of units in a system (subject to Amdahl’s law ). IDS/IPS requirements.

Servers 128

Servers Hardware Latency Design 128

Testlodge

JUNE 16, 2021

To secure consumer data, organizations need to make sure that their networks are updated and protected against any malicious activity. For businesses to remain safe, and sustainable in the face of competition, it is necessary to use a comprehensive approach to foolproofing their systems. Why do we perform Penetration Testing?

Testing 67

Testing Hardware Open Source Internet 67

Dynatrace

JULY 23, 2020

Of course, we could define a static threshold for each disk within the IT system. This release extends auto-adaptive baselines to the following generic metric sources, all in the context of Dynatrace Smartscape topology: Built-in OneAgent infrastructure monitoring metrics (host, process, network, etc.). Availability.

Metrics 216

Metrics Innovation Strategy Monitoring 216

Percona

AUGUST 15, 2023

Network Connectivity: Establish a reliable network connection between the primary and replica servers. MySQL replication provides high availability, load balancing, and data redundancy, enhancing system reliability. What are the potential advantages and disadvantages of MySQL Replication? ” Read it here!

Servers 52

Servers Database Availability Traffic 52

All Things Distributed

MARCH 26, 2018

March 26, 2008 doesn't have any delicious desserts associated with it, but that's the day when we launched Availability Zones for Amazon EC2. Even though the network design for each data center is massively redundant, interruptions can still occur. We launched with three autonomous Availability Zones in our US East (N.

AWS 132

AWS Latency Lambda Architecture 132

Dynatrace

NOVEMBER 18, 2019

Today, we’re happy to announce that this solution is Generally Available as of OneAgent version 1.179. Many of our customers asked for more settings to be exposed this way, and of course, we’ll do our best to satisfy these requests ( read about it below ). What’s new in the GA release?

Tuning 143

Tuning Virtualization Monitoring Infrastructure 143