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. RASP solutions sit in or near applications and analyze application behavior and traffic. How to get started.

Traffic 237

Traffic Benchmarking Innovation Java 237

The Netflix TechBlog

FEBRUARY 18, 2022

We thus assigned a priority to each use case and sharded event traffic by routing to priority-specific queues and the corresponding event processing clusters. This separation allows us to tune system configuration and scaling policies independently for different event priorities and traffic patterns.

Systems 334

Systems Traffic Architecture Mobile 334

Dynatrace

SEPTEMBER 29, 2021

This opens the door to auto-scalable applications, which effortlessly matches the demands of rapidly growing and varying user traffic. For a deeper look into how to gain end-to-end observability into Kubernetes environments, tune into the on-demand webinar Harness the Power of Kubernetes Observability. What is Docker? Networking.

Open Source 307

Open Source Traffic DevOps Cloud 307

Dynatrace

FEBRUARY 16, 2023

This unified approach enables Grail to vault past the limitations of traditional databases. And without the encumbrances of traditional databases, Grail performs fast. “In In most cases, especially with more complex queries, Grail gives you answers at five to 100 times more speed than any other database you can use right now.”

Analytics 191

Analytics Innovation Metrics Database 191

Scalegrid

JANUARY 25, 2024

Redis® is an in-memory database that provides blazingly fast performance. This makes it a compelling alternative to disk-based databases when performance is a concern. Redis returns a big list of database metrics when you run the info command on the Redis shell. This blog post lists the important database metrics to monitor.

Metrics 130

Metrics Monitoring Latency Cache 130

Dynatrace

MAY 17, 2023

Think about items such as general system metrics (for example, CPU utilization, free memory, number of services), the connectivity status, details of our web server, or even more granular in-application tasks like database queries. Database monitoring Once more, under Applications & Microservices, we’ll also find Databases.

Metrics 176

Metrics Monitoring Database Network 176

The Netflix TechBlog

DECEMBER 17, 2019

Andreas Andreakis , Ioannis Papapanagiotou Overview Change-Data-Capture (CDC) allows capturing committed changes from a database in real-time and propagating those changes to downstream consumers [1][2]. In databases like MySQL and PostgreSQL, transaction logs are the source of CDC events. Designed with High Availability in mind.

Database 212

Database Traffic Transportation Open Source 212

The Netflix TechBlog

DECEMBER 17, 2019

Andreas Andreakis , Ioannis Papapanagiotou Overview Change-Data-Capture (CDC) allows capturing committed changes from a database in real-time and propagating those changes to downstream consumers [1][2]. In databases like MySQL and PostgreSQL, transaction logs are the source of CDC events. Designed with High Availability in mind.

Database 197

Database Traffic Transportation Open Source 197

Percona

DECEMBER 13, 2023

Error logging is a critical aspect of database administration, providing insights into issues, warnings, and errors that may affect the system’s stability and performance. MySQL 8 introduces Error Log Filtering as a mechanism to fine-tune the error log, allowing administrators to focus on the most critical issues.

Database 92

Database Open Source Tuning Traffic 92

Percona

MAY 1, 2023

I’ll show you some MySQL settings to tune to get better performance, and cost savings, with AWS RDS. Recently I was engaged in a MySQL Performance Audit for a customer to help troubleshoot performance issues that led to downtime during periods of high traffic on their AWS RDS MySQL instances.

AWS 118

AWS Hardware Storage Tuning 118

The Netflix TechBlog

MAY 14, 2021

Once you finally find useful identifiers, you may begin writing SQL queries against your production database to find out what went wrong. Prodicle Distribution Our service is required to be elastic and handle bursty traffic. Things got hairy. We wanted a scalable service that was near real-time, 2.

Traffic 160

Traffic Latency Java Google 160

Percona

MARCH 6, 2023

If you want an answer based on detailed information about your database usage and patterns, it’s recommended to use Percona Management and Monitoring. Redo Logs Starting from MySQL 8.0.30, the variable that should be tuned for optimizing the Redo Logs is innodb_redo_log_capacity , and we start with good news here: It’s dynamic!

Tuning 88

Tuning Open Source Database Engineering 88

The Netflix TechBlog

OCTOBER 18, 2022

We started seeing signs of scale issues, like: Slowness during peak traffic moments like 12 AM UTC, leading to increased operational burden. At Netflix, the peak traffic load can be a few orders of magnitude higher than the average load. Hence, the system has to withstand bursts in traffic while still maintaining the SLO requirements.

Java 202

Java Scalability Traffic Architecture 202

The Netflix TechBlog

JANUARY 10, 2024

The results are saved to a database so they can be reused. The service also provides options that allow fine-tuning latency, throughput, etc., This service takes a mezzanine as the input and performs analysis to understand the content complexity. 264, AV1, etc.). depending on the use case.

Processing 229

Processing Media Latency Innovation 229

Percona

AUGUST 27, 2018

Database administrators with appropriate privileges can associate virtual CPUs with resource groups and assign threads to these groups. Then we need to see IF implementing the tuning will work or not. It is possible to do more tuning in the case that ETL is too compromised. Currently, CPU affinity (i.e., Will this work?

Tuning 44

Tuning Virtualization Testing Servers 44

IO River

NOVEMBER 15, 2023

In technical terms, network-level firewalls regulate access by blocking or permitting traffic based on predefined rules. ‍At its core, WAF operates by adhering to a rulebook—a comprehensive list of conditions that dictate how to handle incoming web traffic. You've put new rules in place. Let's dive deep into these challenges.‍1.

Traffic 52

Traffic Network Logistics Architecture 52

Tech News Gather

JUNE 16, 2023

Stay tuned to learn how to lay the foundation for a successful clone app that converts readers into leads. Choose a robust technology stack that can handle high traffic and accommodate future growth. Stay tuned for valuable insights on designing a captivating UberEats clone. Popular choices include MySQL, PostgreSQL, or MongoDB.

Social Media 52

Social Media Tuning Strategy Media 52

All Things Distributed

OCTOBER 2, 2017

Today marks the 10 year anniversary of Amazon's Dynamo whitepaper , a milestone that made me reflect on how much innovation has occurred in the area of databases over the last decade and a good reminder on why taking a customer obsessed approach to solving hard problems can have lasting impact beyond your original expectations.

Internet 128

Internet Internet AWS Performance 128

The Netflix TechBlog

AUGUST 30, 2021

Canary Test Workloads In addition to serving the regular message traffic between users and DUTs, the control plane itself is stress-tested at roughly 3-hour intervals, where nearly 3000 ephemeral MQTT clients are created to connect to and generate flash traffic on the MQTT brokers.

Latency 213

Latency Traffic Transportation Hardware 213

Percona

APRIL 17, 2023

The main objective of this post is to share my experience over the past years tuning MongoDB and centralize the diverse sources that I crossed in this journey in a unique place. The Linux default is usually 60 , which is not ideal for database usage. Spoiler alert: This post focuses on MongoDB 3.6.X

Best Practices 52

Best Practices Design Tuning Database 52

The Netflix TechBlog

JULY 26, 2021

In the initial stage, data consumers set up ETL pipelines directly pulling data from databases. With this batch style approach, several issues have surfaced like data movement is tightly coupled with database tables, database schema is not an exact mapping of business data model, and data being stale given it is not real time etc.

Big Data 253

Big Data Government Analytics Processing 253

The Netflix TechBlog

OCTOBER 19, 2020

We took a hybrid head-based sampling approach that allows for recording 100% of traces for a specific and configurable set of requests, while continuing to randomly sample traffic per the policy set at ingestion point. Our engineering teams tuned their services for performance after factoring in increased resource utilization due to tracing.

Infrastructure 233

Infrastructure Transportation Storage Open Source 233

IO River

NOVEMBER 2, 2023

In technical terms, network-level firewalls regulate access by blocking or permitting traffic based on predefined rules. At its core, WAF operates by adhering to a rulebook—a comprehensive list of conditions that dictate how to handle incoming web traffic. You've put new rules in place. Let's dive deep into these challenges.‍1.

Traffic 40

Traffic Network Logistics Architecture 40

The Netflix TechBlog

NOVEMBER 2, 2021

A bridge between two worlds To live such a life, we developed several “bridging” workflows, which allow us to route video quality traffic from Reloaded into Cosmos. For example, VQS relies on the Netflix Media Database (NMDB) to store and index the quality scores, while the Reloaded system uses a mix of non-queryable data models and files.

Media 171

Media Innovation Metrics Latency 171

Dynatrace

DECEMBER 8, 2020

Dynatrace Application Security uses the runtime introspection approach in combination with the Snyk vulnerability database for automatic vulnerability detection at runtime. Stay tuned – this is only the start. Automatic and precise risk and impact assessment avoids false positives and helps you focus on what matters most.

Cloud 294

Cloud Open Source Internet Internet 294

The Netflix TechBlog

OCTOBER 15, 2019

No need to acquire locks on tables, which is essential to ensure that the write traffic on the database is never blocked by our service. High Level Architecture of Delta Stay Tuned We will publish follow-up blogs about technical details of the key components such as Delta-Connector and Delta Stream Processing Framework.

Transportation 192

Transportation Architecture Processing Storage 192

Official Blog - World Web Technology

FEBRUARY 23, 2023

Of all traffic, 53.3% Yes, SEO is a long-term approach, but it offers some unparalleled advantages to businesses in terms of brand recognition, visibility, reputation, and of course, web traffic and revenues. Stay tuned! You can stop such practices now and focus on your specific domain to get more traffic and leads.

Google 52

Google Traffic Social Media Website 52

All Things Distributed

MARCH 7, 2013

Many of our customers have, with the click of a button, created DynamoDB deployments in a matter of minutes that are able to serve trillions of database requests per year. Shazam needed to handle an enormous increase in traffic for the duration of the Super Bowl and used DynamoDB as part of their architecture. As Amazonâ??s

Ecommerce 139

Ecommerce Storage Scalability Hardware 139

Brendan Gregg

SEPTEMBER 25, 2021

A Cassandra database cluster had switched to Ubuntu and noticed write latency increased by over 30%. top(1) showed that only the Cassandra database was consuming CPU. I've shared many posts about superpower observability tools, but often humble hacking is just as effective. These can be invisible to top(8).

Speed 126

Speed Java AWS Virtualization 126

Enprowess

MARCH 4, 2018

And whenever one server isn’t sufficient to serve the high traffic needs of your portal, you can scale your Liferay portal by adding additional servers. It is mainly required for parallel processing, fault tolerance and load balancing, high traffic on the application. Users can tune these settings for their needs.

Cache 52

Cache Transportation Media Traffic 52

KeyCDN

OCTOBER 31, 2018

PHPStorm PHPStorm streamlines application development by offering integration with relational databases and other PHP tools. It might have more features than you need, but it’s especially helpful if you use MySQL for database management. Below is a run down of a few useful PHP tools for developers.

Development 57

Development Open Source Java AWS 57

All Things Distributed

APRIL 11, 2012

And like most AWS services, Amazon CloudSearch scales automatically as your data and traffic grow, making it an easy choice for applications small to large. And increasingly, search is applied to data that, though called a "document" for the purposes of search, is really just a record in a database or an object in a NoSQL system.

Cloud 149

Cloud AWS Technology Technology 149

Apica

MAY 10, 2019

Apica provides load tests with 10 million+ simulated VUs for Hollywood at 800 GB/sec to measure the behavior of their systems, analyze any bottlenecks from the spike of simulated traffic, and assess any risks to the stability and availability of their streaming services before actual primetime.

Testing 40

Testing Performance Social Media Wireless 40

Percona

MARCH 7, 2019

The customer had noticed a linear high CPU usage in one of their MySQL instances and was not able to figure out why as there was no much traffic hitting the app. Disclosure : For security reasons, sensitive information, such as database, table, column names have been modified and graphs recreated to simulate a similar problem.

C++ 99

C++ Traffic Servers Monitoring 99

Particular Software

APRIL 9, 2018

First, we could bring in a mechanic to try and tune the attraction back to its original speed. On a rainy (low traffic) day, our theme park will have fewer visitors. But that may not be enough if, for example, the constraint is an external resource like a database or third-party web service. That's a problem.

Systems 40

Systems Infrastructure Monitoring Tuning 40

Brendan Gregg

SEPTEMBER 25, 2021

A Cassandra database cluster had switched to Ubuntu and noticed write latency increased by over 30%. top(1) showed that only the Cassandra database was consuming CPU. I've shared many posts about superpower observability tools, but often humble hacking is just as effective. These can be invisible to top(8).

Speed 40

Speed Java AWS Virtualization 40