Scalegrid

MARCH 28, 2024

Introduction Caching serves a dual purpose in web development – speeding up client requests and reducing server load. Redis Revealed: An Overview Redis, a renowned open-source, in-memory remote dictionary server, stands out for its diverse data structures and advanced features. Data transfer technology.

Cache 130

Cache Storage Scalability Architecture 130

The Netflix TechBlog

SEPTEMBER 8, 2020

On the Android team, while most of our time is spent working on the app, we are also responsible for maintaining this backend that our app communicates with, and its orchestration code. Image taken from a previously published blog post As you can see, our code was just a part (#2 in the diagram) of this monolithic service.

Latency 233

Latency Cache Java Traffic 233

The Netflix TechBlog

JUNE 13, 2023

Migrating Critical Traffic At Scale with No Downtime — Part 2 Shyam Gala , Javier Fernandez-Ivern , Anup Rokkam Pratap , Devang Shah Picture yourself enthralled by the latest episode of your beloved Netflix series, delighting in an uninterrupted, high-definition streaming experience. This is where large-scale system migrations come into play.

Traffic 279

Traffic Metrics Systems Strategy 279

Dynatrace

MAY 17, 2023

However, this method limited us to instrumenting the code manually and collecting specific sets of data we defined upfront. The other sections on that page (such as Disk analysis) provide further information and charts on topics such as available disk space, latency, dropped network packets, refused connections, and more.

Metrics 168

Metrics Monitoring Database Network 168

Smashing Magazine

AUGUST 3, 2023

It increases our visibility and enables us to draw a steady stream of organic (or “free”) traffic to our site. While paid marketing strategies like Google Ads play a part in our approach as well, enhancing our organic traffic remains a major priority. The higher our organic traffic, the more profitable we become as a company.

Performance 74

Performance Cache Traffic Metrics 74

Dynatrace

SEPTEMBER 30, 2021

Many cloud providers offer a shared security model of data security and compliance in which the cloud provider bears the responsibility for securing the underlying infrastructure, and the customer is responsible for the security of their data, code, and related workloads. For example, as traffic increases, costs will too. Reduced cost.

Cloud 163

Cloud Traffic Best Practices Strategy 163

Percona

NOVEMBER 9, 2023

Applications are packaged into a single, lightweight container with their dependencies, typically including the application’s code, customizations, libraries, and runtime environment. Applications can be horizontally scaled with Kubernetes by adding or deleting containers based on resource allocation and incoming traffic demands.

Efficiency 105

Efficiency Cloud Healthcare Open Source 105

Dotcom-Montior

NOVEMBER 11, 2020

Well, to start, serverless, or serverless computing , doesn’t really mean there aren’t servers involved, because there are, rather it refers to the fact that the responsibility of having to manage, scale, provision, maintain, etc., When code isn’t in use, the cloud providers typically throttle it all the way down. Scalability.

Serverless 57

Serverless Monitoring Lambda Latency 57

Dotcom-Montior

MAY 12, 2020

Early web applications involved less on client-side behavior and more server-side for all its navigation, query handling, and updates. A request will be sent from the client-side and an HTTP check waits on the server port to get the message, process it, and then send back the response. Connection closed by the server.

Monitoring 63

Monitoring Entertainment Hardware Latency 63

Percona

MAY 15, 2023

Normally this solution requires a full code redesign and could be quite difficult to achieve when it is injected after the initial code architecture definition. In shard-nothing, each shard can live in a totally separate logical schema instance / physical database server/data center/continent. The POC Why this POC?

Traffic 125

Traffic Scalability Database Servers 125

HammerDB

OCTOBER 23, 2023

Also, note in passing that we include a COMMIT statement in this procedure because one is included in the example code in TPC-C specification. With a simple example such as this, it would not necessarily be expected for the additional network traffic to be significant between the 2 approaches.

Benchmarking 62

Benchmarking Database Network C++ 62

Brendan Gregg

SEPTEMBER 25, 2021

A Cassandra database cluster had switched to Ubuntu and noticed write latency increased by over 30%. 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. 30.14% in the middle of the flame graph.

Speed 126

Speed Java AWS Virtualization 126

ScaleOut Software

JULY 19, 2021

If a cyber network agent has observed an unusual pattern of failed login attempts, it needs to alert downstream network nodes (servers and routers) to block the kill chain in a potential attack. Unlike manual or automatic log queries, in-memory computing can continuously run analytics code on all incoming data and instantly find issues.

IoT 78

IoT Analytics Big Data Architecture 78

Smashing Magazine

AUGUST 10, 2023

The tooling to get a report with details from the time it takes to establish a server connection to the time it takes for the full page to render is out there. In contrast, tools like DebugBear and WebPageTest use more realistic throttling that accurately reflects network round trips on a higher-latency connection.

Speed 81

Speed Monitoring Testing Network 81

Dotcom-Montior

NOVEMBER 24, 2021

Do you have a web server? Is the web server running? The last item to check was if the web server was able to talk to the database? These systems can include physical servers, containers, virtual machines, or even a device, or node, that connects and communicates with the network. Do you have a database? Peer-to-Peer.

Systems 74

Systems Monitoring Hardware Network 74

Smashing Magazine

JANUARY 11, 2021

Have we optimized enough with tree-shaking, scope hoisting, code-splitting, and all the fancy loading patterns with intersection observer, progressive hydration, clients hints, HTTP/3, service workers and — oh my — edge workers? It’s much easier to reach performance goals when the code base is fresh or is just being refactored.

Performance 145

Performance Cache Media Metrics 145

O'Reilly

NOVEMBER 12, 2019

Rather than buying racks and racks of servers that need to handle the maximum potential traffic and be idle most of the time, it seems that serverless’ method of paying by compute is proving to be beneficial to the bottom lines of organizations. The third stand-out issue was “no server maintenance.” 1 reported benefit.

Serverless 88

Serverless Architecture FinTech Infrastructure 88

Rigor

JULY 2, 2019

As an example, we see that the preferred address to access the online edition of the New York Times is [link] (we received an HTTP response code of 200 when requesting the site). Rigor’s waterfall chart indicates that this address has been permanently moved (given that we received an HTTP response code of 301 ). Notes and Caveats.

Mobile 60

Mobile Traffic Google Latency 60

Brendan Gregg

SEPTEMBER 25, 2021

A Cassandra database cluster had switched to Ubuntu and noticed write latency increased by over 30%. 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. 30.14% in the middle of the flame graph.

Speed 52

Speed Java AWS Virtualization 52

Dean Hume

APRIL 24, 2018

As data centers and volumes of servers have grown, so has the overall amount of electricity consumed around the world. Electricity used by servers doubled between 2000 and 2005 (and has continued growing ever since) from 12 billion to 23 billion kilowatt hours. Server Power Consumption (Source: Intel Labs 2008).

Energy 40

Energy Cache Traffic Website 40

Dean Hume

APRIL 24, 2018

As data centers and volumes of servers have grown, so has the overall amount of electricity consumed around the world. Electricity used by servers doubled between 2000 and 2005 (and has continued growing ever since) from 12 billion to 23 billion kilowatt hours. Server Power Consumption (Source: Intel Labs 2008).

Energy 40

Energy Cache Traffic Website 40

Dean Hume

APRIL 24, 2018

As data centers and volumes of servers have grown, so has the overall amount of electricity consumed around the world. Electricity used by servers doubled between 2000 and 2005 (and has continued growing ever since) from 12 billion to 23 billion kilowatt hours. Server Power Consumption (Source: Intel Labs 2008).

Energy 40

Energy Cache Traffic Website 40

Alex Russell

MAY 9, 2022

This is a complex topic, but to borrow from a recent post , web performance expands access to information and services by reducing latency and variance across interactions in a session, with a particular focus on the tail of the distribution (P75+). Consistent performance matters just as much as low average latency. Who owns this code?

Performance 86

Performance Latency Metrics Engineering 86

Brendan Gregg

SEPTEMBER 25, 2021

A Cassandra database cluster had switched to Ubuntu and noticed write latency increased by over 30%. 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. 30.14% in the middle of the flame graph.

Speed 40

Speed Java AWS Virtualization 40

Smashing Magazine

JANUARY 6, 2020

Is it worth exploring tree-shaking, scope hoisting, code-splitting, and all the fancy loading patterns with intersection observer, server push, clients hints, HTTP/2, service workers and — oh my — edge workers? It’s much easier to reach performance goals when the code base is fresh or is just being refactored.

Performance 145

Performance Cache Network Metrics 145

Smashing Magazine

JANUARY 7, 2019

Is it worth exploring tree-shaking, scope hoisting, code-splitting, and all the fancy loading patterns with intersection observer, server push, clients hints, HTTP/2, service workers and — oh my — edge workers? Is it expensive JavaScript, slow web font delivery, heavy images, or sluggish rendering? Large preview ).

Performance 103

Performance Cache Metrics Network 103

Abhishek Tiwari

DECEMBER 25, 2017

When you add a microservice to Conduit service mesh it creates a data plane proxy which is deployed as sidecar container alongside your microservice code. Due to the one-to-one relationship between a pod and a deployment, the mapping between traffic flows and pod a lot easier to manage. Let's get started. Prerequisite. conduit version.

Traffic 40

Traffic Latency Google Servers 40

Smashing Magazine

MAY 20, 2020

It’s happening because of new features being added and the fact that we sometimes don’t have a second thought on packages that we constantly add and update, or think about the complexity of our code. This metric shows how much time it takes for the server to respond with something. The script was finished with a non-zero code.

Performance 98

Performance Metrics Best Practices Code 98

Nick Desaulniers

FEBRUARY 22, 2015

In this post, I hope to explain public key cryptography, with actual code examples, so that the concepts are a little more concrete. First, please check out this excellent video on public key crypto: Hopefully that explains the gist of the technique, but what might it actually look like in code? Server Hello. crypto module.

C++ 71

C++ Servers Education Government 71

Percona

JULY 1, 2023

It efficiently manages read and write operations, optimizes data access, and minimizes contention, resulting in high throughput and low latency to ensure that applications perform at their best. Considering a Fully Managed DBaaS Offering For Your Business? How does the performance of Amazon Aurora compare to Amazon RDS?

AWS 52

AWS Database Serverless Storage 52

Alex Russell

OCTOBER 22, 2017

Late-loading JavaScript can cause “server-side rendered” pages to fail in infuriating ways. The server sends it as a stream of bytes and when the browser encounters each of the sub-resources referenced in the document, it requests them. For a timely introduction, I recommended Kevin Schaaf’s recent talk.

Performance 68

Performance Benchmarking Network Mobile 68

Brendan Gregg

SEPTEMBER 5, 2017

It uses a Solaris Porting Layer (SPL) to provide a Solaris-kernel interface on Linux, so that unmodified ZFS code can execute. There's also a ZFS send/recv code path that should try to use the TASK_INTERRUPTIBLE flag (as suggested by a coworker), to avoid a kernel hang (can't kill -9 the process). Tracing ZFS operation latency.

Virtualization 76

Virtualization AWS Engineering Hardware 76

Dynatrace

AUGUST 5, 2019

There is no code or configuration change necessary to capture data and detect existing services. Resource consumption & traffic analysis. What is the network traffic going to be between services we migrate and those that have to stay in the current data center? Step 3: Detailed Traffic Dependency Analysis.

Cloud 31

Cloud Traffic Database Network 31

Smashing Magazine

SEPTEMBER 24, 2021

Over those years, we have seen the technology stack evolve from server-rendered pages with some minor JavaScript and CSS to full-blown JavaScript applications. Although mixing the concepts of a server web framework like ASP.NET with a client-side web framework like React made things more complicated, we were quite happy with the solution.

Website 113

Website Code Servers Analytics 113

The Netflix TechBlog

AUGUST 29, 2023

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. The ability to run in a degraded but available state during an outage is still a marked improvement over completely stopping traffic flow.

Traffic 220

Traffic Latency Cloud C++ 220

High Scalability

JULY 20, 2018

Cliff Click : The JVM is very good at eliminating the cost of code abstraction, but not the cost of data abstraction. It also works well to justify an acquisition of more servers to investors. That means multiple data indirections mean multiple cache misses. Some say MRAM will never work in automotive. They never question this belief.

Internet 121

Internet Internet Scalability Automotive 121

The Netflix TechBlog

DECEMBER 17, 2019

Nonetheless, we found a number of limitations that could not satisfy our requirements e.g. stalling the processing of log events until a dump is complete, missing ability to trigger dumps on demand, or implementations that block write traffic by using table locks. Blocking write traffic by locking tables. Writing events to any output.

Database 212

Database Traffic Transportation Open Source 212