Scalegrid

JANUARY 12, 2024

While managing cloud workloads offers numerous benefits, it also presents several challenges such as security risks, compliance issues, and resource optimization, which can be addressed effectively with tools like ScaleGrid, offering features like encryption, disaster recovery, and real-time resource optimization for diverse databases.

Cloud 130

Cloud Virtualization Storage Efficiency 130

CSS Wizardry

MARCH 28, 2022

Plan in suitable buffer time for traffic issues, etc. Although, I guess—technically—there must be like a few milliseconds compute overhead working out which combination of , srcset , sizes to use, but that will be mooted pretty quickly by virtually any other moving part along the way.). Set appropriate alarms. Don’t Usurp Your Own LCP.

Virtualization 330

Virtualization Google Metrics Testing 330

Scalegrid

DECEMBER 16, 2019

DigitalOcean specialized in SSD-based virtual machines called Droplets that are broken down into four simple categories. While adequate for low-traffic applications, small databases, and dev/test environments, we recommend against leveraging shared clusters for your MongoDB production deployments. DigitalOcean Droplets.

Azure 187

Azure AWS Latency Database 187

Scalegrid

FEBRUARY 8, 2024

Challenges and Considerations in Distributed Storage Deployment Although distributed storage systems offer significant advantages, they also present distinct challenges that must be addressed.

Storage 130

Storage Systems Big Data Azure 130

Adrian Cockcroft

FEBRUARY 9, 2023

The virtualization and networking platform could be datacenter based, with something like VMware, or cloud based using one of the cloud providers such as AWS EC2. The next layer is defined by the languages you want to use, Java, Python, Go, , Javascript, Rust etc, and the ecosystem of library functions you bought from a vendor or downloaded.

Engineering 137

Engineering Serverless Lambda AWS 137

Percona

JUNE 22, 2023

High availability works through a combination of the following: No single point of failure (SPOF) : You must eliminate any single point of failure in the database environment, including physical or virtual hardware the database system relies on that would cause it to fail. Please note that these are presented as general best practices.

Availability 105

Availability Database Open Source Hardware 105

Percona

MAY 15, 2023

In both cases, when using virtually-synchronous replication, the process will require certification from each node and local (by node) write; as such, the number of writes is NOT distributed across multiple nodes but duplicated. In short, any data that is written must be consistent with the data present.

Traffic 122

Traffic Scalability Database Servers 122

Brendan Gregg

SEPTEMBER 25, 2021

CLI tools The Cassandra systems were EC2 virtual machine (Xen) instances. Since instances of both CentOS and Ubuntu were running in parallel, I could collect flame graphs at the same time (same time-of-day traffic mix) and compare them side by side. This was much worse many years ago on Xen virtual machine guests.

Speed 126

Speed Java AWS Virtualization 126

Percona

JULY 7, 2023

Unfortunately, using certain open source database software as part of an HA architecture can present significant challenges. Despite all its upside, PostgreSQL software presents such challenges. HA in PostgreSQL databases delivers virtually continuous availability, fault tolerance, and disaster recovery.

Availability 83

Availability Open Source Architecture Database 83

Percona

AUGUST 1, 2023

If you are using the open-source Percona Distribution for MongoDB , you also have extra features such as LDAP authentication support, which is present in the Enterprise and Atlas MongoDB versions. Encrypting traffic ensures that no one can “sniff” sensitive data on the network.

Best Practices 40

Best Practices Transportation Open Source Traffic 40

Brendan Gregg

DECEMBER 31, 2017

Virtual Memory. Here are the talks from my immediate colleagues in building F, level 2 at Netflix: - Vadim Filanovsky (perf team) co-presented Auto Scaling Made Easy: How Target Tracking Scaling Policies Hit the Bullseye. Casey Rosenthal (traffic and chaos) Models of Availability. schedtool –B PID. vm.swappiness = 0 # from 60.

Tuning 61

Tuning AWS Best Practices Network 61

Brendan Gregg

DECEMBER 30, 2017

Virtual Memory. Here are the talks from my immediate colleagues in building F, level 2 at Netflix: - Vadim Filanovsky (perf team) co-presented Auto Scaling Made Easy: How Target Tracking Scaling Policies Hit the Bullseye. Casey Rosenthal (traffic and chaos) Models of Availability. schedtool –B PID. vm.swappiness = 0 # from 60.

Tuning 52

Tuning AWS Best Practices Network 52

Enprowess

MAY 24, 2022

More incredible Speed with Virtual DOM. Reactjs can help your business in web and mobile application development by bringing fast speed using the virtual DOM. Virtual DOM of React refreshes only parts of the page, so it is faster than the conventional full refresh model. Virtual DOM is an additional feature offered by React.

Mobile 52

Mobile Open Source Virtualization Speed 52

Adrian Cockcroft

APRIL 5, 2023

Energy data at the entire machine or raw cloud instance level needs to be apportioned to virtual machines or cloud instances which run an operating system, and to pods, containers and processes running applications and background activities that consume CPU, memory and I/O resources.

Energy 52

Energy Metrics Cloud Operating System 52

Dotcom-Montior

NOVEMBER 24, 2021

These systems can include physical servers, containers, virtual machines, or even a device, or node, that connects and communicates with the network. A three-tier system is a software application architecture that consists of a presentation layer, application layer, and data, or core, layer. Blockchain is a good example of this.

Systems 74

Systems Monitoring Hardware Network 74

Brendan Gregg

SEPTEMBER 25, 2021

CLI tools The Cassandra systems were EC2 virtual machine (Xen) instances. Since instances of both CentOS and Ubuntu were running in parallel, I could collect flame graphs at the same time (same time-of-day traffic mix) and compare them side by side. This was much worse many years ago on Xen virtual machine guests.

Speed 52

Speed Java AWS Virtualization 52

Brendan Gregg

SEPTEMBER 25, 2021

CLI tools The Cassandra systems were EC2 virtual machine (Xen) instances. Since instances of both CentOS and Ubuntu were running in parallel, I could collect flame graphs at the same time (same time-of-day traffic mix) and compare them side by side. This was much worse many years ago on Xen virtual machine guests.

Speed 40

Speed Java AWS Virtualization 40

Percona

APRIL 17, 2023

Operating System (OS) settings Swappiness Swappiness is a Linux kernel setting that influences the behavior of the Virtual Memory manager when it needs to allocate a swap, ranging from 0-100. This allows MongoDB to scale horizontally, handling large datasets and high traffic loads.

Best Practices 52

Best Practices Design Tuning Database 52

Smashing Magazine

NOVEMBER 5, 2021

If you have a complex idea or one that is too abstract to be relatable I suggest doing a little more work to refine the use cases and realistic scenarios in which you might present users with the product. I’ll discuss this all in detail, but first I want to cover the importance of testing.

Design 100

Design Testing Education Processing 100

Smashing Magazine

MARCH 28, 2019

For example: An underpowered hosting plan fails to handle influxes of traffic, which leads to slower page speeds and a drop in conversion rates. As we move on, I’m going to present you with specific arguments you should be prepared to make regarding the hosting as well as how it’s managed. This stands for “virtual private server”.

Website 48

Website Servers Design Traffic 48

IO River

NOVEMBER 2, 2023

Consider an example where a company is running multiple virtual machines (VMs) on a cloud provider. ‍Terraform, on the other hand, presents a stark contrast. With Terraform's scripted infrastructure, businesses can ensure their content is always available, swiftly rerouting traffic when necessary.‍Additionally,

Open Source 52

Open Source DevOps AWS Infrastructure 52

IO River

NOVEMBER 2, 2023

Terraform's declarative nature makes this adaptation straightforward.‍Consider an example where a company is running multiple virtual machines (VMs) on a cloud provider. Terraform, on the other hand, presents a stark contrast. As businesses grow and demand fluctuates, infrastructure needs to adapt.

Open Source 40

Open Source DevOps AWS Infrastructure 40

Enprowess

MARCH 10, 2022

React’s performance has dramatically improved after introducing the virtual DOM in the framework. Meanwhile, all virtual DOM trees are lightweight and designed on a server, reducing the load on the browser. We tend to use prop-types to check whether or not the prop type is present in the run time. React Performance.

Development 52

Development Google Open Source Servers 52

SQL Server According to Bob

DECEMBER 18, 2018

Testing shows that by using the Fua bit with the data, write request can reduce the I/O traffic by ~50% for a SQL Server, write-intensive workload. The repeated use of a write request followed by a flush request may be detrimental to performance and will increase traffic on the I/O bus. product: Virtual Disk. 4 Socket, TPCC.

Servers 90

Servers Media Cache Storage 90

All Things Distributed

AUGUST 16, 2011

ITAR is the International Traffic in Arms Regulatory framework which stipulates for example that data must be stored in an environment where physical and logical access is restricted to US Persons. To make use of the services in this region, customers will use the Amazon Virtual Private Cloud (VPC) to organize their AWS resources.

AWS 111

AWS Government Big Data Cloud 111

The Netflix TechBlog

AUGUST 29, 2023

Eureka and Ribbon presented a simple but powerful interface, which made adopting them easy. In order for a service to talk to another, it needs to know two things: the name of the destination service, and whether or not the traffic should be secure. Our internal IPC traffic is now a mix of plain REST, GraphQL , and gRPC.

Traffic 220

Traffic Latency Cloud C++ 220

Smashing Magazine

SEPTEMBER 26, 2019

As you can see, however, even though styling for the Vue component tells the subheader to be green, it is entirely off, and the example presents as many as four (but there are really many more) trivial ways of breaking component’s styling. Technically, we have to split our existing application into microservices virtually.

Architecture 75

Architecture Virtualization Servers Technology 75

Brendan Gregg

SEPTEMBER 5, 2017

I've suggested adding a command to docker to make listing at least the top-level PIDs in containers easier. ## Virtual Machines The two main technologies on Linux are Xen and KVM (and there's Bhyve for BSD). Just from a quick search, see this presentation PDF , which digs into oops message components.

Virtualization 76

Virtualization AWS Engineering Hardware 76

High Scalability

AUGUST 8, 2018

The game was a runaway hit and more popular than anyone expected—that summer you’d regularly see players gathering to duel around landmarks that were Pokémon Gyms in the virtual world. Prior to launch, they load-tested their software stack to process up to 5x their most optimistic traffic estimates.

Google 130

Google Games Entertainment Cloud 130

Alex Russell

MAY 9, 2022

Moving traffic from one histogram bucket to another becomes a measure of success, and teams at Level 3 begin to understand their distributions are nonparametric , and they adopt more appropriate comparisons in response. Teams can quickly regress from Level 4 maturity through turnover. miAi3020A9G #perfmatters 1 10:04 AM · Jul 7, 2016.

Performance 86

Performance Latency Metrics Engineering 86

Smashing Magazine

JANUARY 11, 2021

CrUX generates an overview of performance distributions over time, with traffic collected from Google Chrome users. But account for the different types and usage behaviors of your customers (which Tobias Baldauf called cadence and cohorts ), along with bot traffic and seasonality effects. You can create your own on Chrome UX Dashboard.

Performance 145

Performance Cache Media Metrics 145

All Things Distributed

JANUARY 18, 2012

s web-based applications often encounter database scaling challenges when faced with growth in users, traffic, and data. Behind the scenes, Amazon DynamoDB automatically spreads the data and traffic for a table over a sufficient number of servers to meet the request capacity specified by the customer. Consistency. SimpleDBâ??s

Scalability 167

Scalability Database Ecommerce Latency 167