The Netflix TechBlog

MARCH 7, 2024

Deployment: Cache To produce business value, all our Metaflow projects are deployed to work with other production systems. While the system relies on our internal caching infrastructure, you could follow the same pattern using services like Amazon ElasticCache or DynamoDB.

Systems 226

Systems Media Cache Open Source 226

Testsigma

JUNE 3, 2021

The software will never be bug-free. Bugs could come up due to different reasons, in this article, we will discuss them from the perspective of software errors. We can divide the errors during software development into two sections for easy understanding: Software errors Testing errors. Software errors.

Software 82

Software Software Testing Hardware 82

Dynatrace

JANUARY 23, 2023

As our CTO Bernd Greifeneder shared in his blog post , what was a relatively small software release resulted in a large number of our customers b eing una ble to access their Dynatrace environments. Two weeks ago, we experienced a service interruption with our SSO service. Hopefully never.) This has been completed.

Social Media 130

Social Media Cache Traffic Media 130

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

cdemi

MAY 8, 2016

Applications that rely heavily on a data-store usually can benefit greatly from using the Cache-Aside Pattern. If used correctly, this pattern can improve performance and help maintain consistency between the cache and the underlying data store. If the item exists in the cache, you can use that. Lifetime of Cached Data.

Cache 54

Cache Design C++ Processing 54

DZone

MAY 19, 2019

What fascinates me most about the volatile keyword is that it is still necessary, for me, because my software still runs on a silicon chip. The Volatile Keyword and the Cache of Modern Processors. By using a cache, this time can be reduced to approximately one nanosecond.

Cache 136

Cache Hardware Architecture Cloud 136

Dynatrace

APRIL 10, 2023

shifted most of its ecommerce and enterprise analytics workloads to Kubernetes-managed software containers running in Microsoft Azure. “Caching’s one of the key components of any commerce application,” as it has a major impact on performance, Bollampally said. ” Three years ago, Tractor Supply Co.

Cloud 171

Cloud Ecommerce Performance Retail 171

Percona

OCTOBER 2, 2023

Installation is easy with the software comes in popular package formats. Caches | 12.4G Percona Toolkit may already be in your distro by default in many Linux distros, such as Fedora, Homebrew, and Debian. And you can get it from us at Percona. Platform | Linux Release | Ubuntu 22.04.3 LTS (jammy) Kernel | 6.2.0-33-generic virtual = 2.2G

Cache 96

Cache Database Virtualization Servers 96

Dynatrace

MARCH 22, 2023

While these vulnerabilities aren’t anything new, the modular and distributed nature of modern software development introduces a new potential for application security risks. Security misconfiguration Security misconfiguration covers the basic security checks every software development process should include.

Open Source 197

Open Source Artificial Intelligence Internet Internet 197

Dynatrace

MAY 17, 2023

Anyone who’s concerned with developing, delivering, and operating software knows the importance of making software and the systems it runs on observable. That is, relying on metrics, logs, and traces to understand what software is doing and where it’s running into snags.

Metrics 180

Metrics Open Source Traffic Cache 180

Dynatrace

NOVEMBER 28, 2022

Lambda then takes a snapshot of the memory and disk state of the initialized execution environment, persists the encrypted snapshot, and caches it for low-latency access. With SnapStart enabled, function code is initialized once when a function version is published.

Lambda 224

Lambda AWS Serverless Latency 224

Smashing Magazine

SEPTEMBER 28, 2022

Developing software is becoming easier as frameworks like React, Vue, or Angular become the go-to solution for creating even the simplest applications. Active Memory Caching. When you want to get data that you already had quickly, you need to do caching — caching stores data that a user recently retrieved.

Cache 125

Cache Performance Servers Social Media 125

Randon ASCII

JANUARY 12, 2022

The Xbox 360 CPU had three PowerPC cores and a 1 MB L2 cache and these features are clearly visible on the wafer. In the die picture to the right (which looks to be about 14 mm by 12 mm) you can see the regular pattern of small black rectangles in the bottom right corner – that’s the L2 cache. register files? arithmetic units?)

Cache 126

Cache Latency Benchmarking Hardware 126

High Scalability

JANUARY 11, 2022

FUN FACT : In this talk , Dikang Gu, a software engineer at Instagram core infra team has mentioned about how they use Cassandra to serve critical usecases, high scalability requirements, and some pain points. We will use a cache having an LRU based eviction policy for caching user feeds of active users. Streaming Data Model.

Design 334

Design Media Storage Logistics 334

The Morning Paper

NOVEMBER 19, 2019

Local-first software: you own your data, in spite of the cloud Kleppmann et al., If you start reading this paper you could be lost for hours following all the interesting links and ideas, and end up even more dissatisfied than you already are with the state of software today. Local-first software ideals. It should be fast.

Cloud 83

Cloud Software Software Internet 83

Dynatrace

SEPTEMBER 13, 2023

In this blog post, we’ll demonstrate how Dynatrace automation and the Dynatrace Site Reliability Guardian can help you implement your applications according to all six AWS Well-Architected pillars by integrating them into your software development lifecycle (SDLC).

AWS 246

AWS Efficiency Azure Cloud 246

The Netflix TechBlog

NOVEMBER 3, 2022

We introduce a caching mechanism in the API gateway layer, allowing us to offload processing from singleton leader elected controllers without giving up strict data consistency and guarantees clients observe. The cache is kept in sync with the current leader process. How do I know that my cache is up to date? of the data.

Cache 224

Cache Latency Traffic Systems 224

Alex Russell

MARCH 31, 2022

Browsers will cache tools popular among vocal, leading-edge developers. There's plenty of space for caching most popular frameworks. The best available proxy data also suggests that shared caches would have a minimal positive effect on performance. Browsers now understand the classic shared HTTP cache behaviour as a privacy bug.

Cache 82

Cache Government Traffic Network 82

Percona

MARCH 27, 2023

having to open each table.frm (and in which my test runs, I have purposely read a very high number of tables compared to “Table-open-cache” variable). When running only sysbench, there is a high number of cache hits (~99.98%) and a low number of “misses,” which means the table_cache is big enough for the workload.

Cache 98

Cache Hardware Servers Benchmarking 98

Percona

JULY 25, 2023

After the “data dictionary” (DD) engine and DD cache are initialized on a server, the Storage Engines can ask for a table definition. Initializing a DD engine and the cache adds complexity and other server dependencies. Essentially LRU cache is disabled by loading the tables as non-evictable. ibd2sdi data/test/t1.ibd

Cache 83

Cache Benchmarking Servers Design 83

ScaleOut Software

JUNE 22, 2020

From Distributed Caches to Real-Time Digital Twins. Harnessing the power of in-memory computing requires software platforms that can make in-memory computing’s scalability readily available to applications using APIs while hiding the complexity of its implementation.

Ecommerce 52

Ecommerce Cache Scalability IoT 52

ScaleOut Software

JUNE 22, 2020

From Distributed Caches to Real-Time Digital Twins. Harnessing the power of in-memory computing requires software platforms that can make in-memory computing’s scalability readily available to applications using APIs while hiding the complexity of its implementation.

Ecommerce 52

Ecommerce Cache Scalability IoT 52

The Morning Paper

OCTOBER 18, 2020

But what about systems software? 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? Sympathy for the machine. Linear splines result in 2.7x

Cache 137

Cache C++ Java Tuning 137

SQL Server According to Bob

NOVEMBER 8, 2016

Note: We received feedback that there was some confusion on us calling this functionality “tail of the log caching” because our documentation and prior history has referred to the tail of the log as the portion of the hardened log that has not been backed up. Tail Of Log Caching.

Cache 40

Cache Servers Media Storage 40

Scalegrid

JANUARY 5, 2024

It comprises a collection of interrelated data and a set of software tools that aid in the access, processing, and management of data. A DBMS, or Database Management System, is software used to store, retrieve, and manipulate data, serving as an interface between users and the database. What is the main advantage of using a database?

Efficiency 147

Efficiency Storage Database Scalability 147

Percona

NOVEMBER 1, 2023

version, like this: ANALYZE TABLE removes the table from the table definition cache, which requires a flush lock. This makes the query wait for any long-running queries to finish but also can trigger cascading waiting for other incoming requests. In short, ANALYZE could lead to nasty stalls in busy production environments.

Servers 93

Servers Database Cache C++ 93

ACM Sigarch

MAY 31, 2023

using Compute Express Link or CXL), organizing memory components for optimal performance, adapting system software traditionally designed for homogeneous memory systems, and developing memory abstractions and programming constructs for HCM management. Also, besides the hardware, we see the software ecosystem starts to appear (e.g.,

Latency 52

Latency Hardware Cache Architecture 52

Percona

SEPTEMBER 1, 2023

Efficient memory management, including optimizing query caches and buffer pools, can help strike the right balance between memory consumption and query response times. Key parameters like the buffer pool size significantly impact efficiency by determining how much data MySQL can cache in memory for rapid access.

Tuning 52

Tuning Database Performance Hardware 52

Randon ASCII

JULY 11, 2022

A bug had been filed suggesting that Chrome download speeds (such as those measured by speedtest.net ) seemed to be affected by some anti-virus software. Downloads go through the cache, the cache is saved to disk, and saves to disk are slowed by (some) anti-virus software. It looks like this can happen. Case closed.

Cache 105

Cache Energy Google Processing 105

Brendan Gregg

FEBRUARY 28, 2023

DDR6: Here's What to Expect in RAM Modules,” [link] Nov 2020 - [Salter 20] Jim Salter, “Western Digital releases new 18TB, 20TB EAMR drives,” [link] Jul 2020 - [Spier 20] Martin Spier, Brendan Gregg, et al.,

Performance 110

Performance Latency Cache Virtualization 110

Dynatrace

DECEMBER 20, 2021

Replay software also captures web assets such as CSS so it can create accurate recordings even if your website changes. Streamlined asset caching: Asset caching is critical for creating accurate replays. The result is a complete recreation of the user experience in a video-like format.

Mobile 246

Mobile Analytics Website Cache 246

Brendan Gregg

JULY 2, 2021

cachestat File system cache statistics line charts. This is thinking like a sysadmin who installs and maintains software, and not like a programmer who codes everything. Second, the BPF software, especially certain kprobe-based tools, require ongoing maintenance. execsnoop New processes (via exec(2)) table. That's the fast way.

Latency 145

Latency Cache Energy Systems 145

HammerDB

APRIL 19, 2023

Among the different components of modern software solutions, the database is one of the most critical. By default, HammerDB is designed to take advantage of database system caching mechanisms such as buffer caches, query caches, or statement caches.

Performance 54

Performance Benchmarking Cache Storage 54

The Netflix TechBlog

MAY 4, 2023

Utilizing cloned real traffic, we can exercise the diversity of inputs from a wide range of devices and device application software versions in production. It helps expose memory leaks, deadlocks, caching issues, and other system issues. This is particularly important for complex APIs that have many high cardinality inputs.

Traffic 339

Traffic Latency Tuning Systems 339

ScaleOut Software

JULY 21, 2020

For more than fifteen years, ScaleOut StateServer® has demonstrated technology leadership as an in-memory data grid (IMDG) and distributed cache. To address these challenges, ScaleOut Software has introduced ScaleOut StateServer Pro , an advanced version of ScaleOut StateServer that integrates data analytics within the IMDG.

Analytics 52

Analytics Airlines Cache Scalability 52

High Scalability

NOVEMBER 2, 2018

Then please recommend my well reviewed (30 reviews on Amazon and 72 on Goodreads!) book: Explain the Cloud Like I'm 10. They'll love it and you'll be their hero forever. $10 Some favorites…2/ Tim Berners Lee, proposing the World Wide Web in 1991.3/ Linus Torvalds proposing Linux, also in 1991.4/

Internet 126

Internet Internet Scalability Azure 126

Percona

JULY 27, 2023

MySQL previously released software quarterly as part of a continuous delivery system where new features were made available. is an evolution of the MySQL server and related software. This is a Quick Peek at what Oracle delivered with MySQL 8.0.34 on July 17th, 2023. Quick reminder The End of Life for MySQL 8.0 is in October of 2023.

Servers 81

Servers Open Source Tuning Cache 81