Scalegrid

NOVEMBER 20, 2019

95th Percentile Latency. The 95th percentile latency of queries was also 1.8 Stay tuned for my follow-on blog post with more details! Workload Throughput (Queries Per Second). Index Creation on Master. Rolling Index Creation. times higher when the index creation happened on the master server.

Best Practices 239

Best Practices Latency Tuning Database 239

Scalegrid

JUNE 22, 2020

Compare Latency. On average, ScaleGrid achieves almost 30% lower latency over DigitalOcean for the same deployment configurations. Now that we’ve compared throughput performance, let’s take a look at ScaleGrid vs. DigitalOcean latency for MySQL. Read-Intensive Latency Benchmark. Balanced Workload Latency Benchmark.

Database 217

Database Benchmarking Latency Performance 217

Dynatrace

JANUARY 14, 2022

Tuning thousands of parameters has become an impossible task to achieve via a manual and time-consuming approach. The optimization goal was to improve the application efficiency, that is to improve the ratio between service throughput and cloud costs while not increasing the application latency (e.g. The Akamas approach.

Latency 211

Latency Tuning Efficiency AWS 211

The Netflix TechBlog

OCTOBER 8, 2024

Rajiv Shringi Vinay Chella Kaidan Fullerton Oleksii Tkachuk Joey Lynch Introduction As Netflix continues to expand and diversify into various sectors like Video on Demand and Gaming , the ability to ingest and store vast amounts of temporal data — often reaching petabytes — with millisecond access latency has become increasingly vital.

Latency 240

Latency Storage Traffic Tuning 240

The Netflix TechBlog

JUNE 14, 2023

To determine customer impact, we could compare various metrics such as error rates, latencies, and time to render. The control group’s traffic utilized the legacy Falcor stack, while the experiment population leveraged the new GraphQL client and was directed to the GraphQL Shim. We then collect and analyze the performance of the two clusters.

Traffic 358

Traffic Latency Metrics Cache 358

InfoQ

APRIL 26, 2024

Allegro experimented with different performance optimization options to improve Apache Kafka producer tail latency and eventually switched all its clusters to the XFS filesystem. The company used Kafka protocol sniffing, JVM profiling, and eBPF, which proved instrumental in identifying and eliminating performance bottlenecks.

Latency 114

Latency Performance Tuning Design 114

The Netflix TechBlog

SEPTEMBER 10, 2024

Dynomite is a Netflix open source wrapper around Redis that provides a few additional features like auto-sharding and cross-region replication, and it provided Pushy with low latency and easy record expiry, both of which are critical for Pushy’s workload. As Pushy’s portfolio grew, we experienced some pain points with Dynomite.

Latency 235

Latency Cache Tuning Efficiency 235

Scalegrid

OCTOBER 24, 2019

As organizations continue to migrate to the cloud, it’s important to get in front of performance issues, such as high latency, low throughput, and replication lag with higher distances between your users and cloud infrastructure. ScaleGrid also maintains 53% lower latency on average throughout the entire MySQL AWS performance tests.

AWS 183

AWS Latency Performance Performance Testing 183

The Netflix TechBlog

NOVEMBER 12, 2024

By: Rajiv Shringi , Oleksii Tkachuk , Kartik Sathyanarayanan Introduction In our previous blog post, we introduced Netflix’s TimeSeries Abstraction , a distributed service designed to store and query large volumes of temporal event data with low millisecond latencies. Today, we’re excited to present the Distributed Counter Abstraction.

Latency 251

Latency Cache Infrastructure Strategy 251

The Netflix TechBlog

OCTOBER 27, 2020

The data warehouse is not designed to serve point requests from microservices with low latency. Therefore, we must efficiently move data from the data warehouse to a global, low-latency and highly-reliable key-value store. How Bulldozer leverages Spark, Protobuf and KV DAL for moving the data.

Latency 252

Latency Storage Big Data Tuning 252

The Netflix TechBlog

MARCH 1, 2021

It supports both high throughput services that consume hundreds of thousands of CPUs at a time, and latency-sensitive workloads where humans are waiting for the results of a computation. The subsystems all communicate with each other asynchronously via Timestone, a high-scale, low-latency priority queuing system. Warm capacity.

Serverless 235

Serverless Media Latency Social Media 235

Dynatrace

JULY 22, 2024

Traces are used for performance analysis, latency optimization, and root cause analysis. OpenTelemetry provides [extensive documentation]([link] and examples to help you fine-tune your configuration for maximum effectiveness. Capture critical performance indicators such as request latency, error rates, and resource usage.

Latency 240

Latency Best Practices Metrics Open Source 240

The Netflix TechBlog

JANUARY 10, 2024

This architecture shift greatly reduced the processing latency and increased system resiliency. We expanded pipeline support to serve our studio/content-development use cases, which had different latency and resiliency requirements as compared to the traditional streaming use case. divide the input video into small chunks 2.

Processing 238

Processing Media Latency Innovation 238

The Netflix TechBlog

AUGUST 13, 2020

You’re half awake and wondering, “Is there really a problem or is this just an alert that needs tuning? Telltale learns what constitutes typical health for an application, no alert tuning required. For example, a latency increase is less critical than error rate increase and some error codes are less critical than others.

Monitoring 219

Monitoring Tuning Traffic Metrics 219

InfoQ

DECEMBER 4, 2023

to HTTP2, resulting in a reduction in the number of connections, latency, and garbage collection times. LinkedIn was able to dramatically improve the scalability and performance of its Espresso database by migrating it from HTTP1.1 To achieve these gains, the team had to optimize the Netty’s default HTTP2 stack to make it fit their needs.

Latency 101

Latency Scalability Database Performance 101

Dynatrace

JANUARY 26, 2021

When an application is triggered, it can cause latency as the application starts. This creates latency when they need to restart. The platform builds the trigger to initiate the app. Every time the trigger executes, the function runs on an available resource. How does serverless computing tackle inefficiencies?

Serverless 245

Serverless Efficiency Lambda Azure 245

The Netflix TechBlog

SEPTEMBER 24, 2021

Uploading and downloading data always come with a penalty, namely latency. Figure 3: Video Processing with Index and Virtual Assembly Using virtual assembly greatly improves the latency performance of the ProRes 422 HQ proxy generation by removing one round trip of cloud downloading and cloud uploading by the physical assembler.

Cloud 242

Cloud Media Storage Cache 242

Dynatrace

MARCH 29, 2024

You can ask for the best configuration to reduce latency or improve the user experience.” And with automatic application tuning, teams spend less time on manually testing and reviewing configurations, resulting in up to five times the productivity of performance engineers, DevOps, and SREs when it comes to application optimization.

Engineering 233

Engineering DevOps Operating System Open Source 233

Scalegrid

OCTOBER 17, 2019

While there is plenty of well-documented benefits to using a connection pooler, there are some arguments to be made against using one: Introducing a middleware in the communication inevitably introduces some latency. A middleware becomes a single point of failure. Should You Use a PostgreSQL Connection Pooler?

Architecture 200

Architecture Database Latency Servers 200

The Netflix TechBlog

AUGUST 22, 2019

The canary stage will determine a score based on metrics such as CPU, threads, latency, and GC pauses. Running a canary for each change and testing the AMI in production allows us to capture insights around impact on Windows updates, script changes, tuning web server configuration, among others.

DevOps 211

DevOps AWS Tuning Infrastructure 211

Scalegrid

SEPTEMBER 10, 2024

Additionally, we’ve added the Philadelphia AWS Local Zone , helping to reduce latency for customers operating in the eastern U.S. This enables ScaleGrid users in Australia and nearby regions to access lower-latency services and improved performance. Stay tuned for more exciting updates in the months to come! <p>The

Latency 130

Latency AWS Storage Tuning 130

The Netflix TechBlog

MARCH 4, 2024

Operational automation–including but not limited to, auto diagnosis, auto remediation, auto configuration, auto tuning, auto scaling, auto debugging, and auto testing–is key to the success of modern data platforms. We have also noted a great potential for further improvement by model tuning (see the section of Rollout in Production).

Tuning 217

Tuning Efficiency Big Data Engineering 217

Dynatrace

MAY 17, 2023

In this case, the four golden signals (latency, traffic, errors, and saturation) are derived from span attributes and DQL metric queries via Dynatrace Grail™. Based on those insights, they implemented automated validation tasks, and shifted left in their software delivery pipeline.

DevOps 193

DevOps Traffic Latency Best Practices 193

DZone

JULY 10, 2019

In addition, compute and storage are increasingly being separated causing larger latencies for queries. This article provides the top 10 tips for performance tuning for real-world workloads when running Spark on Alluxio with data locality, giving the most bang for the buck.

Best Practices 138

Best Practices Latency Storage Tuning 138

The Netflix TechBlog

DECEMBER 17, 2024

The Challenge of Title Launch Observability As engineers, were wired to track system metrics like error rates, latencies, and CPU utilizationbut what about metrics that matter to a titlessuccess? Stay tuned for a closer look at the innovation behind thescenes!

Traffic 172

Traffic Scalability Strategy Monitoring 172

The Netflix TechBlog

DECEMBER 21, 2020

These principles reduce resource usage by being more efficient and effective while lowering the end-to-end latency in data processing. Orient: Gather tuning parameters for a particular table that changed. AutoAnalyze In short, AutoAnalyze finds the best tuning/configuration parameters for a table. More processing resources.

Storage 213

Storage Latency Efficiency Data Engineering 213

SQL Performance

SEPTEMBER 17, 2019

This article will cover many areas that database administrators need to be aware of in order to properly license, recover, and tune a Reporting Services installation. Tuning Options. Tuning SSRS is much like any other application. Disk latency for ReportServer and ReportServerTempDB are very important. General Tuning.

Tuning 67

Tuning Servers Database Best Practices 67

The Netflix TechBlog

FEBRUARY 18, 2022

This separation allows us to tune system configuration and scaling policies independently for different event priorities and traffic patterns. 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.

Systems 334

Systems Traffic Architecture Mobile 334

The Netflix TechBlog

JUNE 13, 2023

By collecting and analyzing key performance metrics of the service over time, we can assess the impact of the new changes and determine if they meet the availability, latency, and performance requirements. They enable us to further fine-tune and configure the system, ensuring the new changes are integrated smoothly and seamlessly.

Traffic 285

Traffic Metrics Systems Strategy 285

Scalegrid

JANUARY 25, 2024

Key Takeaways Critical performance indicators such as latency, CPU usage, memory utilization, hit rate, and number of connected clients/slaves/evictions must be monitored to maintain Redis’s high throughput and low latency capabilities. Similarly, an increased throughput signifies an intensive workload on a server and a larger latency.

Metrics 130

Metrics Monitoring Latency Cache 130

Dynatrace

APRIL 25, 2023

Higher latency and cold start issues due to the initialization time of the functions. Understanding cold-start behavior is essential to tune your cloud applications cost or performance to meet your operational needs. Enable faster development and deployment cycles by abstracting away the infrastructure complexity.

Serverless 214

Serverless Lambda Azure AWS 214

Dynatrace

MAY 5, 2021

For example, improving latency by as little as 0.1 latency is the number one reason consumers abandon mobile sites. Fine-tuning the service-level indicators that make up quality gates will improve with the help of upcoming features. Organizations can feel the impact of even a minor roadblock in the user experience.

Benchmarking 189

Benchmarking Latency Speed Software 189

Dynatrace

SEPTEMBER 23, 2020

Storage mount points in a system might be larger or smaller, local or remote, with high or low latency, and various speeds. For example: All subfolders of the /opt directory are mounted as local, low latency, high-throughput drives, with relatively low storage capacity. Stay tuned for upcoming news about these changes.

Storage 150

Storage Latency Operating System Network 150

The Netflix TechBlog

OCTOBER 19, 2020

If we had an ID for each streaming session then distributed tracing could easily reconstruct session failure by providing service topology, retry and error tags, and latency measurements for all service calls. Our engineering teams tuned their services for performance after factoring in increased resource utilization due to tracing.

Infrastructure 239

Infrastructure Transportation Storage Open Source 239

The Netflix TechBlog

MAY 14, 2021

We are expected to process 1,000 watermarks for a single distribution in a minute, with non-linear latency growth as the number of watermarks increases. Even though Cosmos was developed for asynchronous media processing, we worked with them to expand to generic file processing and tune their workflow platform for our near real-time use case.

Traffic 167

Traffic Java Latency Google 167

The Netflix TechBlog

NOVEMBER 2, 2020

Those two metrics are approximate indicators of failures and latency. Service throttling Zuul can sense when a back-end service is in trouble by monitoring the error rates and concurrent requests to that service. When the threshold percentage for one of these two metrics is crossed, we reduce load on the service by throttling traffic.

Traffic 261

Traffic Metrics Infrastructure Architecture 261

The Netflix TechBlog

AUGUST 29, 2023

There is a downside to fetching this data on-demand: this adds latency to the first request to a cluster. We have run into use-cases where services need very low-latency access on the first request, and adding a few extra milliseconds adds too much overhead. It’s been a great experience working with you all on this.

Traffic 229

Traffic Latency Cloud C++ 229