The Netflix TechBlog

JUNE 14, 2023

A single API team maintained both the Java implementation of the Falcor framework and the API Server. And we definitely couldn’t replay test non-functional requirements like caching and logging user interaction. Phase 1 Created a GraphQL Shim Service on top of our existing Monolith Falcor API.

Traffic 357

Traffic Latency Metrics Cache 357

The Netflix TechBlog

SEPTEMBER 8, 2020

This allows the app to query a list of “paths” in each HTTP request, and get specially formatted JSON (jsonGraph) that we use to cache the data and hydrate the UI. service with a composable JavaScript API that made downstream microservice calls, replacing the old Java API. Java…Script? It was a Node.js

Latency 241

Latency Cache Java Traffic 241

Scalegrid

AUGUST 30, 2019

Depending on how it is configured, Redis can act like a database, a cache or a message broker. Redis Strings are the most basic type of Redis value leveraged by all other data structure types, and are quite similar to strings in other programming languages such as Java or Python. Redis Strings. Redis Strings Use Cases. Redis Sets.

Cache 232

Cache Ecommerce Social Media Database 232

DZone

JUNE 3, 2019

A solution to that problem could be using a cache, but how do you implement it? In that article, I explain how to use a basic cache in Spring Boot. We would have a slow application because it is reading continuously data that hardly changes.

Cache 100

Cache Database Network Java 100

The Morning Paper

SEPTEMBER 24, 2020

Static analysis of Java enterprise applications: frameworks and caches, the elephants in the room , Antoniadis et al., If you try running Soot , WALA , or Doop out of the box on a real-world Java enterprise application you’re likely to get very low coverage, or possibly even no results at all if the tool fails to complete the analysis.

Java 80

Java Cache Benchmarking Programming 80

The Netflix TechBlog

MARCH 8, 2021

Instead, we created a service to take the most popular configurations and cache them. A gRPC Java Spring Boot control plane and a Golang agent manages and reports on the lifecycle. Most artists were requesting a handful of standard configurations and did not need maximum flexibility. Now, artists can get a new workstation in seconds.

Entertainment 307

Entertainment Storage Open Source Hardware 307

Dynatrace

JUNE 18, 2019

Moreover, features like Instant Run and the Gradle Build Cache weren’t supported. Out-of-the-box support for Instant Run and the Gradle Build Cache make the auto-instrumentation process barely noticeable. For bytecode instrumentation, we rely on a well-tested framework that’s also the foundation of the OneAgent Java module.

Cache 35

Cache Java Monitoring Tuning 35

The Netflix TechBlog

MARCH 10, 2023

No matter whether you use in-house deployments or hosted solutions, you can quickly stand up an Elasticsearch cluster, and start integrating it from your application using one of the clients provided based on your programming language (Elasticsearch has a rich set of languages it supports; Java, Python, .Net, Net, Ruby, Perl etc.).

Strategy 264

Strategy Cache Storage Analytics 264

Dynatrace

APRIL 8, 2020

Java Memory Management, with its built-in garbage collection, is one of the language’s finest achievements. However, garbage collection is one of the main sources of performance and scalability issues in any modern Java application. You should also be careful when adding any sort of cache or object reuse strategy.

Speed 214

Speed Code Java Lambda 214

Dynatrace

OCTOBER 21, 2020

You can see this yourself in the following screenshot where the “Estimated CPU time” of 59,8s / min clearly tell us that this Java main thread is fully utilizing one of our cores: Dynatrace Thread Analysis gives detailed performance breakdowns for each thread in your monitored application. Step 4: Fixing the issue.

Code 246

Code Cloud Engineering Java 246

The Netflix TechBlog

OCTOBER 16, 2019

Often the data is held in memory by consumers and used as a “total cache”, where it is accessed at runtime by client code and atomically swapped out under the hood. for example Open Connect Appliance cache configuration, supported device type IDs, supported payment method metadata, and A/B test configuration.

Cache 191

Cache Architecture Metrics Java 191

Brendan Gregg

MARCH 16, 2024

Only in extreme circumstances does the cost (in processor time and I-cache footprint) translate to a tangible benefit - circumstances which usually resort to hand-coded assembly anyway. You're just saving a pushl, movl, an series of operations that (for obvious reasons) is highly optimized on x86.

Java 137

Java Cache Google Hardware 137

Dynatrace

APRIL 7, 2022

Spring Boot, on the other hand, is a Java framework for building cloud-native Java applications. It exports any pre-instrumented metrics for JVM, CPU Usage, Spring MVC, and WebFlux request latencies, cache utilization, data source utilization as well as custom metrics to the Dynatrace Metrics API v2. of Micrometer.

Metrics 130

Metrics Java Latency Cache 130

Dynatrace

APRIL 7, 2022

Spring Boot, on the other hand, is a Java framework for building cloud-native Java applications. It exports any pre-instrumented metrics for JVM, CPU Usage, Spring MVC, and WebFlux request latencies, cache utilization, data source utilization as well as custom metrics to the Dynatrace Metrics API v2. of Micrometer.

Metrics 130

Metrics Java Latency Cache 130

Dynatrace

DECEMBER 15, 2020

Resolved IIS crash on RUM activity interactions (user caching is now disabled if UEM is enabled). General availability (Build 1.207.185). 21 total resolved issues (1 vulnerability). Resolved issues. All modules. 3 (1 vulnerability). Mainframe. OneAgent Installer. OS module. Plugin module. ONE-49694). ONE-45777).

Operating System 165

Operating System Java Mobile Cache 165

Dynatrace

JUNE 16, 2020

While a general processor can handle any workload, a zIIP can process only certain workloads like DB2, Java, or XML. In that way, you could try to cache requests so that not every request hits the mainframe. The most important processor types nowadays are the general processor and the system z integrated information processor (zIIP).

Innovation 207

Innovation Metrics Infrastructure Programming 207

Dynatrace

MAY 17, 2023

Additionally, OpenTelemetry provides SDKs, instrumentation libraries, and reference implementations for major programming languages, such as Java,NET, JavaScript, and more so developers can build standardized observability telemetry into their systems.

Metrics 245

Metrics Open Source Traffic Cache 245

The Morning Paper

MAY 23, 2019

Compress objects, not cache lines: an object-based compressed memory hierarchy Tsai & Sanchez, ASPLOS’19. Existing cache and main memory compression techniques compress data in small fixed-size blocks, typically cache lines. ” The big idea.

Cache 61

Cache Benchmarking Hardware Java 61

High Scalability

JULY 20, 2018

That means multiple data indirections mean multiple cache misses. Mark LaPedus : MRAM, a next-generation memory type, is being touted as a replacement for embedded flash and cache applications. crabbone : This is the prism through which Java programmers view the world. They are very expensive. They never question this belief.

Internet 121

Internet Internet Scalability Automotive 121

Brendan Gregg

SEPTEMBER 5, 2021

Note that this sample flame graph is dominated by Java, shown by the green frames. ## 4. The ZFS Adapative Replacement Cache (ARC) is the main memory cache for the file system. The ARC contains lists of cached buffers for different memory types. I worked on this code back at Sun. So this really is ZFS, they were right!

Cache 141

Cache Cloud Code Java 141

Brendan Gregg

APRIL 14, 2022

On the Netflix Java/Linux/EC2 stack there were no working mixed-mode flame graphs, no production safe dynamic tracer, and no PMCs: All tools I used extensively for advanced performance analysis. I joined Netflix in 2014, a company at the forefront of cloud computing with an attractive [work culture].

Java 142

Java Cloud Cache AWS 142

DZone

MAY 19, 2019

Even if my application runs in the cloud on the JVM, despite all of those software layers abstracting away the underlying hardware, the volatile keyword is still needed due to the cache of the processor that my software runs on. The Volatile Keyword and the Cache of Modern Processors.

Cache 145

Cache Hardware Architecture Cloud 145

The Morning Paper

OCTOBER 18, 2020

Radix Sort is carefully designed to make effective use of the L2 cache and sequential memory accesses, whereas Learned Sort is making random accesses all over the destination array. How can learned sort be adapted to make it cache-efficient? If it’s high performance you’re after, you can’t ignore mechanical sympathy.

Cache 137

Cache C++ Java Tuning 137

Dynatrace

OCTOBER 15, 2021

This occurs once data is safely stored within a local cache. These are core components and language-specific (such as Java, Python,Net, and so on). Ingestion is critical to gathering the data we care most about. There are two principal ways to go about this: Local ingestion.

Open Source 246

Open Source Metrics Cloud Transportation 246

Dynatrace

OCTOBER 15, 2020

It accepted requests from a Java-based load generator on port 8888 and forwarded the requests to the default port, 8086 , of a locally running InfluxDB instance that was installed via the apt-get package manager. From http.Transport documentation : By default, Transport caches connections for future reuse.

Transportation 190

Transportation Monitoring Metrics Code 190

VoltDB

MARCH 21, 2024

The most obvious and common way this happens is when companies try to evolve their caches into a data platform that can, for example, be used as highly available enterprise key-value stores for volatile data. Let’s look at a typical scenario involving the javax cache API, also known as JSR107. How hard can it be?

Cache 52

Cache Database Storage Availability 52

Dynatrace

APRIL 21, 2022

Missing caching layers. The Dynatrace Application Security module automatically detects, assesses, and remediates open-source and third-party vulnerabilities for Java workloads. To understand, reduce, and optimize back-end systems, the service flow diagrams can show common performance problems: Too many roundtrips between services.

Azure 246

Azure Monitoring Virtualization Metrics 246

All Things Distributed

JUNE 21, 2017

Today, I'm excited to announce the general availability of Amazon DynamoDB Accelerator (DAX) , a fully managed, highly available, in-memory cache that can speed up DynamoDB response times from milliseconds to microseconds, even at millions of requests per second. Adding caching when your app is already experiencing load is not easy.

Speed 94

Speed Cache Latency AWS 94

High Scalability

DECEMBER 18, 2018

Senior DevOps Engineer : Your engineering work will focus on using your deep knowledge of the web stack including firewalls, web applications, caches and data stores ­ to create innovative infrastructure architectures that are resilient, scalable, and blazingly fast. Try the API now in this 5 minute interactive tutorial.

Healthcare 122

Healthcare Best Practices DevOps Cache 122

All Things Distributed

JULY 14, 2015

Streams provide you with the underlying infrastructure to create new applications, such as continuously updated free-text search indexes, caches, or other creative extensions requiring up-to-date table changes. DynamoDB Streams enables your application to get real-time notifications of your tables’ item-level changes.

Database 156

Database Lambda AWS IoT 156

Brendan Gregg

AUGUST 29, 2021

Reads usually have apps waiting on them; writes may not (write-back caching). C Process Name = java Kbytes : count distribution 0 -> 1 : 0 | | 2 -> 3 : 0 | | 4 -> 7 : 0 | | 8 -> 15 : 31 | | 16 -> 31 : 15 | | 32 -> 63 : 15 | | 64 -> 127 : 15 | | 128 -> 255 : 1682 | *|. Counting cache functions. This is "cache busting."

Cache 78

Cache C++ AWS Java 78

Highly Scalable

APRIL 2, 2012

The rationale behind these methods is that frontend should be able to fetch transient information very efficiently and separately from fetching of heavy-weight domain entities because this information cannot be cached. So, the only way was to cache all necessary data to minimize interaction with RDBMS.

Ecommerce 100

Ecommerce Cache Storage Architecture 100

The Netflix TechBlog

DECEMBER 17, 2019

One which: interleaves log with dump events so that both can make progress allows to trigger dumps at any time does not use table locks uses commonly available database features DBLog Framework DBLog is a Java-based framework, able to capture changes in real-time and to take dumps.

Database 221

Database Traffic Transportation Open Source 221

The Netflix TechBlog

DECEMBER 17, 2019

One which: interleaves log with dump events so that both can make progress allows to trigger dumps at any time does not use table locks uses standardized database features DBLog Framework DBLog is a Java-based framework, able to capture changes in real-time and to take dumps.

Database 206

Database Traffic Transportation Open Source 206

MachMetrics

JUNE 30, 2021

Factors that impact on FID: Render blocking java scripts. Thanks to the awesome caching plugins available for WordPress will make your site much faster and make your pages feel lightweight when configured correctly. Enable caching. Serving non-essential third-party scripts. Images without size attribute. 3rd party widgets.

Cache 78

Cache Speed Google Website 78

HammerDB

JUNE 27, 2022

Cached vs Scaled Workloads. A key difference between cached and scaled workloads is the implementation of keying and thinking time to introduce a pause of time between transactions. Instead, most users prefer to implement a cached workload. Using TPC terminology for non-audited benchmarks violate TPC trademarks.

Benchmarking 63

Benchmarking Open Source C++ Cache 63

Smashing Magazine

JUNE 18, 2020

Flutter isn’t that, though: it runs natively on each platform, and it means each app runs just like it would run if it were written in Java/Kotlin or Objective-C/Swift on Android and iOS, pretty much. You need to know that because this implies that you need to take care of the many differences between these very diverse platforms.

Storage 103

Storage Mobile Website Java 103