The Morning Paper

NOVEMBER 8, 2020

Virtual consensus in Delos , Balakrishnan et al. USENIX is a nonprofit organisation committed to making content and research freely available – both conference proceedings and the recorded presentations of their events. We propose the novel abstraction of a virtual shared log (or VirtualLog). Facebook, Inc. ), OSDI’2020.

Virtualization 126

Virtualization Latency Storage Systems 126

SQL Shack

JULY 15, 2020

In this article, we will proceed with configuring a SQL Server Always On Availability Groups and perform failover validations. A comprehensive guide to SQL Server Always On Availability Groups on Windows Server 2016 Configuration of virtual machines on Oracle […].

Servers 69

Servers Availability Virtualization Infrastructure 69

Dynatrace

OCTOBER 23, 2023

Microsoft Hyper-V is a virtualization platform that manages virtual machines (VMs) on Windows-based systems. Firstly, managing virtual networks can be complex as networking in a virtual environment differs significantly from traditional networking. What is Microsoft Hyper-V? What’s next?

Efficiency 225

Efficiency Virtualization Hardware Performance 225

SQL Shack

JULY 23, 2020

This is the 5th article in the series of a comprehensive guide to SQL Server Always On Availability Groups. Introduction In the previous articles (see TOC at the bottom), we configured a two-node SQL Server Always On Availability Group. Build three Virtual Servers with Windows Server […].

Availability 87

Availability Servers Virtualization Performance 87

Percona

JULY 7, 2023

With the average cost of unplanned downtime running from $300,000 to $500,000 per hour , businesses are increasingly using high availability (HA) technologies to maximize application uptime. Where a high availability design once worked well, it can no longer keep up with more complex requirements.

Availability 86

Availability Open Source Architecture Database 86

SQL Shack

JULY 13, 2020

In this series for SQL Server Always On availability groups, we are covering end to end configurations for SQL Server 2019 on Windows Server 2016. In this article, we […].

Availability 77

Availability Servers Virtualization Network 77

Percona

JUNE 12, 2023

When it comes to access to their applications, users demand instant, reliable, and secure interactions — and that means databases must be highly available. With database high availability (HA), services are largely uninterrupted, and end users are largely satisfied. The obvious answer is this: To achieve high availability.

Architecture 99

Architecture Availability Open Source Hardware 99

SQL Shack

JULY 29, 2020

This is the 7th article in the series of SQL Server Always on Availability Groups. Introduction In this series of articles, we configured the SQL Server Always On Availability Group from the beginning of building virtual machines. We covered the following topics so far in this series.

Availability 80

Availability Servers Virtualization 80

Dynatrace

JUNE 5, 2023

The F5 BIG-IP Local Traffic Manager (LTM) is an application delivery controller (ADC) that ensures the availability, security, and optimal performance of network traffic flows. Business-critical applications typically rely on F5 for availability and success. It serves as a crucial component between applications and users.

Traffic 205

Traffic Virtualization Metrics Monitoring 205

Dynatrace

MARCH 14, 2023

Available directly from the AWS Marketplace , Dynatrace provides full-stack observability and AI to help IT teams optimize the resiliency of their cloud applications from the user experience down to the underlying operating system, infrastructure, and services. Auto-detection starts monitoring new virtual machines as they are deployed.

AWS 290

AWS Lambda Serverless Virtualization 290

Percona

AUGUST 22, 2023

With so much at stake, database high availability and fault tolerance have become must-have items, but many companies just aren’t certain which one they must have. This blog article will examine shared attributes of high availability (HA) and fault tolerance (FT). What does high availability mean?

Availability 81

Availability Hardware Open Source Database 81

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.

Virtualization 101

Virtualization Serverless Lambda AWS 101

VoltDB

MAY 14, 2024

Balancing Low Latency, High Availability and Cloud Choice Cloud hosting is no longer just an option — it’s now, in many cases, the default choice. Let’s look at the top cloud computing use cases, the use cases for which cloud probably isn’t the best route available, and the use cases where a hybrid approach may be best.

Latency 52

Latency Availability Cloud Hardware 52

DZone

JULY 3, 2019

Mule Enterprise Edition supports scalable clustering to provide high availability (HA) for applications. High availability is essential for any organizations interested in protecting their business against the risk of a system outage, loss of transactional data, incomplete data, or message processing errors. What Is Clustering?

Availability 100

Availability Virtualization Scalability Engineering 100

DZone

FEBRUARY 6, 2024

If the data sources are not available then customized plugins can be developed to integrate these data sources. Grafana is used widely these days to monitor and visualize the metrics for 100s or 1000s of servers, Kubernetes Platforms, Virtual Machines, Big Data Platforms, etc.

Big Data 173

Big Data Open Source Virtualization Metrics 173

Percona

DECEMBER 8, 2023

In this article, we will demonstrate how to achieve asynchronous replication automatic source failover when our replica is a Percona Server for MySQL (PS) and the source is a Percona XtraDB Cluster (PXC) cluster, using virtual IP (VIP) managed by Keepalived. Once node3 becomes available again, the virtual IP should come back to node3.

Servers 90

Servers Virtualization Open Source Scalability 90

Dynatrace

JANUARY 11, 2023

With more organizations taking the multicloud plunge, monitoring cloud infrastructure is critical to ensure all components of the cloud computing stack are available, high-performing, and secure. Website monitoring examines a cloud-hosted website’s processes, traffic, availability, and resource use. Cloud-server monitoring.

Cloud 231

Cloud Monitoring Best Practices Infrastructure 231

The Netflix TechBlog

OCTOBER 14, 2024

the ipykernel process) of the jupyter-lab server process , which means the main event loop being injected by pystan is that of the ipykernel process, not the jupyter-server process. Blame The Network The next theory was that the network between the web browser UI (on the laptop) and the JupyterLab server was slow.

Latency 211

Latency Virtualization Traffic Processing 211

Scalegrid

OCTOBER 2, 2019

This management solution for Redis™ allows startups up to enterprise-level organizations automate their Redis™ operations on Microsoft Azure dedicated cloud servers, alongside their other open source database deployments, including MongoDB , MySQL and PostgreSQL. PALO ALTO, Calif.,

Azure 100

Azure Availability Open Source Virtualization 100

SQL Shack

AUGUST 12, 2020

This is the 10th article in the series for SQL Server Always On Availability Groups. Introduction In this series, we configured the SQL Server Always On Availability Groups beginning from virtual server build. Always On provides a robust high availability and disaster recovery solution in SQL Server.

Availability 52

Availability Servers Virtualization 52

Percona

SEPTEMBER 28, 2023

Whenever you install your favorite MySQL server on a freshly created Ubuntu instance, you start by updating the configuration for MySQL, such as configuring buffer pool, changing the default datadir director, and disabling one of the most outstanding features – query cache. It’s a nice thing to do, but first things first.

Servers 116

Servers Best Practices Database Open Source 116

DZone

JANUARY 16, 2023

You must implement a business continuity and disaster recovery (BCDR) strategy as a company to ensure that your data is secure and that your apps and workloads are available during both scheduled and unforeseen outages. Workloads running on physical and virtual machines (VMs) are replicated by site recovery to a backup site.

Azure 241

Azure Virtualization Strategy Servers 241

DZone

JANUARY 13, 2020

Clustering is a group of servers or mule runtime which acts as a single unit. Mulesoft Enterprise Edition supports scalable clustering to provide high availability for the Mulesoft application. Learn more about clustering with MuleSoft. What Is Clustering?

Virtualization 284

Virtualization Scalability Servers Availability 284

Dynatrace

JULY 25, 2024

Rather than releasing updates directly to production clients and servers, organizations can add confidence by testing new releases in sandbox environments and then do gradual rollouts. Understanding their availability and responsiveness helps verify their support quality and ability to address and resolve problems effectively.

Strategy 241

Strategy Monitoring Open Source Testing 241

Dynatrace

DECEMBER 15, 2022

This transition to public, private, and hybrid cloud is driving organizations to automate and virtualize IT operations to lower costs and optimize cloud processes and systems. Besides the traditional system hardware, storage, routers, and software, ITOps also includes virtual components of the network and cloud infrastructure.

Artificial Intelligence 213

Artificial Intelligence DevOps Hardware Virtualization 213

Brendan Gregg

NOVEMBER 29, 2017

Hardware virtualization for cloud computing has come a long way, improving performance using technologies such as VT-x, SR-IOV, VT-d, NVMe, and APICv. At Netflix, we've been using these technologies as they've been made available for instance types in the AWS EC2 cloud. Each dimension has progressed through these stages: 1.

Virtualization 110

Virtualization AWS Hardware Storage 110

Scalegrid

AUGUST 30, 2024

Authentication Mechanisms in RabbitMQ RabbitMQ provides several authentication mechanisms to ensure the security of user-server connections, such as using a combination of username and password or employing X.509 When an authentication attempt fails in RabbitMQ, it terminates connections, and error messages are recorded in server logs.

Transportation 130

Transportation Virtualization Strategy Storage 130

Scalegrid

JULY 8, 2019

In this post, we outline the best way to host MySQL on Azure , including managed solutions, instance types, high availability replication, backup, and disk types to use to optimize your cloud database performance. High Availability Deployment. So, how do we configure high availability for MySQL on Azure? Azure Virtual Networks.

Azure 219

Azure Cloud Virtualization Database 219

Dynatrace

NOVEMBER 24, 2021

All of this convenient visibility is available with just a few clicks. This helps significantly in automatically answering complex questions such as “ Is the CPU saturation of my F5 device caused by any of the virtual servers running on it? Virtual servers. Start monitoring in minutes. Pool nodes. Interfaces.

Network 221

Network Infrastructure Virtualization Metrics 221

Scalegrid

JANUARY 12, 2024

Various forms can take shape when discussing workloads within the realm of cloud computing environments – examples include order management databases, collaboration tools, videoconferencing systems, virtual desktops, and disaster recovery mechanisms. This applies to both virtual machines and container-based deployments.

Cloud 130

Cloud Virtualization Storage Efficiency 130

Dynatrace

NOVEMBER 2, 2020

IT infrastructure is the heart of your digital business and connects every area – physical and virtual servers, storage, databases, networks, cloud services. This shift requires infrastructure monitoring to ensure all your components work together across applications, operating systems, storage, servers, virtualization, and more.

Infrastructure 211

Infrastructure Monitoring Virtualization Serverless 211

HammerDB

DECEMBER 3, 2024

We will look at some initial TPROC-C tests with SQL Server 2022 and Windows 11 with what we learned from the configuration. We can now run a test for a longer duration with the system exhibiting stability at 2M SQL Server TPM and a highly respectable throughput of 800K+ NOPM for a desktop environment.

52

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 245

Serverless Efficiency Lambda AWS 245

Dynatrace

OCTOBER 1, 2020

Applications and services are often slowed down by under-performing DNS communications or misconfigured DNS servers, which can result in frustrated customers uninstalling your application. Identify under-performing DNS servers. Slower response times can be a sign of a stressed DNS server or network communication issues.

Traffic 264

Traffic Network Infrastructure Artificial Intelligence 264

Dynatrace

JANUARY 16, 2023

Accordingly, the remaining 27% of clusters are self-managed by the customer on cloud virtual machines. On-premises data centers invest in higher capacity servers since they provide more flexibility in the long run, while the procurement price of hardware is only one of many cost factors.

Open Source 350

Open Source Java Operating System Programming 350

Scalegrid

FEBRUARY 8, 2024

A distributed storage system is foundational in today’s data-driven landscape, ensuring data spread over multiple servers is reliable, accessible, and manageable. These storage nodes collaborate to manage and disseminate the data across numerous servers spanning multiple data centers.

Storage 130

Storage Systems Big Data Azure 130

SQL Performance

APRIL 8, 2019

Back on December 5, 2017, Microsoft announced that they were using AMD EPYC 7551 processors in their storage-optimized Lv2-Series virtual machines. These VMs are not available in all regions, so you will want to check the availability in the Azure region that you are interested in using. AMD EPYC 7551 Details.

Azure 42

Azure Virtualization Storage Benchmarking 42