Dynatrace

NOVEMBER 3, 2021

Monitoring , by textbook definition, is the process of collecting, analyzing, and using information to track a program’s progress toward reaching its objectives and to guide management decisions. Examples include a spike in memory utilization, a decrease in cache hit ratio, or an increase in CPU utilization.

Monitoring 264

Monitoring Metrics DevOps Scalability 264

The Netflix TechBlog

NOVEMBER 4, 2019

At a minimum, we extract all of the type definitions from the GraphQL query and map them to a schema for Elasticsearch to use. Best of all, our page can load much faster since everything is cached in Elasticsearch. Keeping Everything Up To Date Indexing the data once isn’t enough. Our data changes constantly?—?

Database 243

Database Cache Servers Performance 243

Dynatrace

AUGUST 12, 2019

From the hundreds of available Oracle performance metrics, we’ve selected those that matter most. The metrics are self-explanatory, so there’s no need for a detailed discussion of each, but a few metrics are definitely worth mentioning: If your Buffer cache hit is low, the database disk is used instead of RAM.

Database 161

Database Metrics Cache Servers 161

KeyCDN

SEPTEMBER 3, 2020

Properly size images: Scaled images will definitely reduce the overall website size. Even if a browser doesn't support WebP, our WebP caching feature will ensure that the correct image format is delivered. WebP delivery doesn't require any change on the origin server with the WebP caching feature.

Processing 127

Processing Cache Website Servers 127

Dynatrace

APRIL 8, 2020

It prevents your application from fully leveraging the available CPU. This resource is not available to your application. . Even though there’s more CPU capacity available, your application can no longer make use of it. You should also be careful when adding any sort of cache or object reuse strategy.

Speed 201

Speed Code Java Lambda 201

KeyCDN

FEBRUARY 4, 2021

For example, if a lookup fails and times out to your first DNS server it queries the next DNS server until the correct IP address is returned, or it is unable to resolve as seen in the infamous "This webpage is not available" error below. So DNS services definitely go down! Speed Speed also plays a role with DNS.

Cache 134

Cache Website Internet Internet 134

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 124

Cache Hardware Servers Benchmarking 124

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 117

Servers Database Cache C++ 117

Smashing Magazine

JUNE 29, 2021

Without build optimizations (incremental builds, caching, we will get to those soon) this will eventually become unmanageable as well — think about going through all images in a website: resizing, deleting, and/or creating new files over and over again. The cache is invalidated on a time basis. Creating an On-Demand builder.

Cache 139

Cache Website Strategy Traffic 139

SQL Performance

APRIL 13, 2020

His version can be used for the plan cache – the only challenge there is the information is transient, so you may not capture every query that uses a particular index. If possible, I'll also consider execution counts (from Query Store or the plan cache) to not just understand what query uses an index, but how frequently that query executes.

Tuning 137

Tuning Cache Metrics Testing 137

The Netflix TechBlog

DECEMBER 19, 2024

The standard dictionary subscript notation is also available. this could take a few minutes) All packages already cached in s3. All environments already cached in s3. For convenience, they support the dot-syntax (when possible) for accessing keys, making it easy to access values in a nested configuration. nflxfastdata(2.13.5);nflx(2.13.5);metaboost(0.0.27)

Best Practices 200

Best Practices Cache Metrics Code 200

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. At launch, an item’s change record is available in the stream for 24 hours after it is created.

Database 158

Database Lambda AWS IoT 158

All Things Distributed

DECEMBER 5, 2010

I am very excited that today we have launched Amazon Route 53, a high-performance and highly-available Domain Name System (DNS) service. There are two main types of DNS servers: authoritative servers and caching resolvers. Authoritative servers hold the definitive mappings. By Werner Vogels on 05 December 2010 02:00 PM.

Cloud 112

Cloud Internet Internet AWS 112

Percona

JULY 25, 2023

So, given a table_id, how do you get the table schema/definition? 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. CREATE TABLE test.t1(a

Cache 98

Cache Servers Benchmarking Design 98

Smashing Magazine

AUGUST 31, 2021

Use it for <Provider> s, global definitions, application settings, and so on. Every time a new route is visited, our pages can tap into the AppStateContext and have their definitions passed down as props. A route will wrap other routes and thus provide them with common definitions instead of making developers duplicate code.

Cache 106

Cache Servers Best Practices Code 106

CSS - Tricks

APRIL 1, 2021

The code for the site is available on GitHub for reference. I definitely have some assets that are doing nothing but wasting time and space. Using the Network inspector in DevTools (or a tool you feel comfortable with), we can see some things that can definitely be removed from the site without changing its underlying behavior.

Cache 94

Cache Social Media Media Website 94

Percona

MARCH 20, 2023

When deciding what to pick, there are many things to consider, like where the proxy needs to be, if it “just” needs to redirect the connections, or if more features need to be in, like caching and filtering, or if it needs to be integrated with some MySQL embedded automation. Given that, there never was a single straight answer.

Games 140

Games Latency Traffic Cache 140

Percona

NOVEMBER 7, 2023

The book PostgreSQL 14 Internals has been available in PDF format for quite a while, but recently, the ability to order a printed copy became available ( [link] ). This 548-page tome from PostgresPro covers the spectrum from data organization to details on the many available indexing options.

Cache 113

Cache Servers Operating System Database 113

Jos

APRIL 6, 2018

setState ( { initialized : true } ) ; // loadScript loads an external script, its definition is not included here. </ div >. ) ; If you do this, make sure that the images have the right cache response headers so subsequent requests from the browser hit the cache and it doesn’t download the images again. constructor ( ) {.

Code 147

Code Performance Media Google 147

Percona

SEPTEMBER 1, 2023

Exploring How Triggers Impact MySQL Memory Allocation MySQL stores active table descriptors in a special memory buffer called the table open cache. These table cache instances could be accessed concurrently, allowing DML to use cached table descriptors without locking each other.

Cache 75

Cache Database Games Healthcare 75

Scalegrid

JUNE 14, 2024

Understanding Power BI Definition and Purpose Power BI is a business analytics service that can gather all your data in a single platform and enable users to analyze and visualize easily. Selecting MySQL as the Data Source Click on the “Get Data” button and choose MySQL database as the data source from the available options.

Database 130

Database Azure Efficiency Servers 130

Jos

APRIL 5, 2018

setState ( &#123; initialized : true &#125; ) ; // loadScript loads an external script, its definition is not included here. An option would be to set isVisible to true when IntersectionObserver is not available, which in practice would disable lazy-loading. This post is also available in Spanish. maps. . <

Code 130

Code Performance Google Media 130

MachMetrics

JUNE 30, 2021

John Mueller answered “YES” to this question in 2019, “site speed is definitely a ranking factor?”. You can make beautiful-looking websites with the supports of millions of themes & plugins available. Once you have configured the cache settings properly here comes the help of server response time and TTFB (Time To First Byte).

Cache 78

Cache Speed Google Website 78

Smashing Magazine

OCTOBER 2, 2023

Definitely read up on the strategy and reasoning behind this stack in the first article if you missed it. Jump to the workshops ↬ Using CDN For Caching And WebP For Lighter File Sizes As I mentioned a little earlier, our stack includes Sanity’s CMS. For us, images are most definitely part of the LCP.

Cache 84

Cache Strategy Best Practices Design 84

Smashing Magazine

NOVEMBER 17, 2022

Cache Your Images. A website’s performance can suffer if frequently accessed images are not cached, as many requests will be made to images that have already been loaded in the user’s system. But not only does it cache the original image, but it also stores all the transformations and combinations we make from it.

Media 125

Media Cache Website Mobile 125

Speed Curve

FEBRUARY 5, 2024

Caching the base page/HTML is common, and it should have a positive impact on backend times. Key things to understand from your CDN Cache Hit/Cache Miss – Was the resource served from the edge, or did the request have to go to origin? This can include a lot of different service layers, not just serving from cache.

Servers 64

Servers Cache Benchmarking Retail 64

KeyCDN

SEPTEMBER 12, 2019

The PHP library for the API is available on GitHub. KeyCDN’s Cache Enabler plugin is fully compatible the HTML attributes that make images responsive. It also allows for additional control over the caching of your images as well as hotlink protection. You definitely don’t want people seeing those, especially Google.

Social Media 106

Social Media Media Google Website 106

Smashing Magazine

SEPTEMBER 2, 2021

You’ll definitely learn a lot about HTML and CSS with these exercises, but the techniques often won’t be useful in a real-world scenario. This video game-like environment goes through the service worker lifecycle, intercepting requests, working with caches, and more. “code golf”). Image source: CSSBattle ). Quick Summary.

Development 145

Development Games Education Programming 145

Smashing Magazine

JUNE 25, 2020

Today, we’ll address storing and serving files for both single-server and scalable deployments while considering factors like compression, caching, and availability. Definitions. Performance And Availability. Global Availability. Client-Side Caching. Part 2 : Templating Saves Lines.

Media 77

Media Cache Storage AWS 77

The Netflix TechBlog

NOVEMBER 4, 2019

At a minimum, we extract all of the type definitions from the GraphQL query and map them to a schema for Elasticsearch to use. Best of all, our page can load much faster since everything is cached in Elasticsearch. Keeping Everything Up To Date Indexing the data once isn’t enough. Our data changes constantly?—?

Database 113

Database Cache Servers Performance 113

Smashing Magazine

AUGUST 3, 2023

Core Web Vital metrics definitions. I know that is a lot of information to unpack in a single sitting, and it definitely took our team time to wrap our minds around what it takes to achieve a low LCP score. It also opens up the possibility for more effective use of caching strategies, potentially enhancing load times further.

Performance 78

Performance Cache Traffic Metrics 78

Tim Kadlec

APRIL 12, 2020

The cache hit was very low (a topic for another day), and whenever the server had to provide a fresh version of the page, it was taking an unacceptably long time more often than not. Trial and error is fine, and often the only way forward, but it’s always nice to have some definitive evidence to guide decisions.

Cache 70

Cache Tuning Network Servers 70

Smashing Magazine

JUNE 26, 2019

What is it they always say about the definition of insanity? Let the web developer handle all of the necessary speed optimizations like caching and file minification while you take on the following design tips and strategies: 1. Developers are already optimizing front end performance with: Fast web hosting. Clean coding practices.

Website 111

Website Speed Mobile Design 111

The Netflix TechBlog

NOVEMBER 4, 2019

At a minimum, we extract all of the type definitions from the GraphQL query and map them to a schema for Elasticsearch to use. Best of all, our page can load much faster since everything is cached in Elasticsearch. Keeping Everything Up To Date Indexing the data once isn’t enough. Our data changes constantly?—?

Database 100

Database Cache Servers Performance 100

Smashing Magazine

SEPTEMBER 6, 2021

This approach was touted to be better for fine-grained caching because each subresource could be cached individually and the full bundle didn’t need to be redownloaded if one of them changed. Upon receipt of a valid Alt-Svc header indicating HTTP/3 support, the browser will cache this and try to set up a QUIC connection from then on.

Network 120

Network Servers Cache Traffic 120

The Morning Paper

OCTOBER 6, 2019

There is a lot of rich information available regarding accommodations, which can be overwhelming for users. Before you start building models, it’s worth spending time carefully constructing a definition of the problem you are trying to solve. The supply of accommodation is constrained, and changing prices impact guest preferences.

Latency 102

Latency Metrics Cache Design 102

The Morning Paper

SEPTEMBER 24, 2019

you should definitely check it out if you don’t already know it!). However, these fixes will only be available to users able to upgrade to Android Q — those with the means to own a newer smartphone. The OpenX SDK was found to be using the ARP cache side channel, and the code makes it clear the authors knew what they were doing.

Systems 74

Systems Traffic Network Google 74