KeyCDN

JUNE 6, 2019

We’re happy to announce that WebP Caching has landed! We offer both a one click solution with no change required on your origin server as well as an approach where you can deliver the WebP assets from your origin server. How Does WebP Caching Work? jpg in the example above) will not change. The file ending (.jpg

Cache 81

Cache Servers Website Traffic 81

Smashing Magazine

MAY 16, 2022

Rethinking Server-Timing As A Critical Monitoring Tool. Rethinking Server-Timing As A Critical Monitoring Tool. In the world of HTTP Headers, there is one header that I believe deserves more air-time and that is the Server-Timing header. Setting Server-Timing. Sean Roberts. 2022-05-16T10:00:00+00:00.

Servers 93

Servers Monitoring Cache Network 93

Dynatrace

JANUARY 31, 2024

For example, a Stanford University and UC Berkeley team noted in a research study that ChatGPT behavior deteriorates over time. Using the example of a chatbot, once the user submits a natural language prompt, RAG summarizes that prompt using semantic data. million AI server units annually by 2027, consuming 75.4+

Cache 212

Cache Azure Infrastructure Monitoring 212

SQL Performance

SEPTEMBER 21, 2022

One example is using a bitwise representation of a set of user/role permissions. Another example is using a bitwise representation of a set of settings turned on or off in a given environment. Even SQL Server stores some flag-based data using bitwise representation. The returned value is of the BIT type.

Servers 122

Servers C++ Code Cache 122

ScaleOut Software

APRIL 22, 2020

The Solution: Distributed Caching. A widely used technology called distributed caching meets this need by storing frequently accessed data in memory on a server farm instead of within a database. This speeds up accesses and updates while offloading back-end database servers.

Cache 52

Cache Storage Servers Database 52

ScaleOut Software

APRIL 22, 2020

The Solution: Distributed Caching. A widely used technology called distributed caching meets this need by storing frequently accessed data in memory on a server farm instead of within a database. This speeds up accesses and updates while offloading back-end database servers.

Cache 52

Cache Storage Servers Database 52

Percona

FEBRUARY 16, 2023

key id, key user, key type, together with keys themselves) into the cache, unless MySQL is restarted, or you want to rotate the master key (you won’t though, as you know you have removed the keyring_file), it will not need the keyring file anymore. and keyring_file_data=/var/lib/mysql/keyring_file ” to enable the Keyring_file plugin. [ec2-user@ip-172-31-32-242

Database 118

Database Servers Engineering Testing 118

SQL Performance

OCTOBER 7, 2020

The canonical example of a plan operator that can rewind is the lazy Table Spool. Its raison d’être is to cache result rows from a plan subtree, then replay those rows on subsequent iterations if any correlated loop parameters are unchanged. Spools are the least costly way to cache partial results. History and my explanation.

Servers 106

Servers Cache Azure Performance 106

High Scalability

FEBRUARY 17, 2021

Redis Server: 5.07, x86/64. MongoDB server: 4.4.2, BangDB server: 2.0.0, An application example is a session store recording recent actions. Application example: photo tagging; add a tag is an update, but most operations are to read tags. Application example: user status updates; people want to read the latest.

Benchmarking 308

Benchmarking Latency C++ Database 308

Percona

APRIL 7, 2023

If we were to select the most important MySQL setting, if we were given a freshly installed MySQL or Percona Server for MySQL and could only tune a single MySQL variable, which one would it be? Sysbench ran on a third server, which I’ll refer to as the application server (APP).

Tuning 136

Tuning Cache Servers Benchmarking 136

Percona

MARCH 27, 2023

On MySQL and Percona Server for MySQL , there is a schema called information_schema (I_S) which provides information about database tables, views, indexes, and more. The same tests have been executed in Percona Server for MySQL 5.7 Results for Percona Server for MySQL 5.7 Results for Percona Server for MySQL 5.7

Cache 102

Cache Hardware Servers Benchmarking 102

Smashing Magazine

SEPTEMBER 28, 2022

The resource loading waterfall is a cascade of files downloaded from the network server to the client to load your website from start to finish. Client Side Rendering, Server Side Rendering And Jamstack. To run it, you have to make another API call to the server and retrieve any data you want to load. Jump to online workshops ?.

Cache 126

Cache Performance Servers Social Media 126

Percona

JULY 25, 2023

The data is internally inconsistent because the server concurrently modifies the data files while they are being copied. The changes done by an uncommitted transaction can be flushed or written to the redo log by the server. They are then applied (for example, writing old values back again) to the pages again and written to disk.

Cache 86

Cache Benchmarking Servers Design 86

Scalegrid

AUGUST 30, 2019

Redis , short for Remote Dictionary Server, is a BSD-licensed, open-source in-memory key-value data structure store written in C language by Salvatore Sanfillipo and was first released on May 10, 2009. Depending on how it is configured, Redis can act like a database, a cache or a message broker. Redis Strings Use Cases. Redis Sets.

Cache 232

Cache Ecommerce Social Media Database 232

CSS Wizardry

MAY 31, 2019

A classic example is jQuery, that we might link to like so: There are a number of perceived benefits to doing this, but my aim later in this article is to either debunk these claims, or show how other costs vastly outweigh them. Users might already have the file cached. Penalty: Caching. What Am I Talking About?

Cache 274

Cache Latency Infrastructure Website 274

SQL Server According to Bob

DECEMBER 18, 2018

SQL Server relies on Forced-Unit-Access (Fua) I/O subsystem capabilities to provide data durability, detailed in the following documents: SQL Server 2000 I/O Basic and SQL Server I/O Basics, Chapter 2. Be sure to deploy SQL Server 2017 CU6 or newer for best data durability and performance results. “. The Back Story.

Servers 90

Servers Media Cache Storage 90

IO River

NOVEMBER 2, 2023

These are unchanging entities, served straight off the server, pre-generated, and devoid of server-side processing. They cache static content and enable lightning-fast delivery around the globe.This symbiosis reduces server load, boosts loading times, and ensures efficient content distribution.

Cache 52

Cache Social Media Website Performance Website 52

Percona

JUNE 15, 2023

Sometimes we might need to install/upgrade Percona Server for MySQL /MySQL 8 to a particular version in a test or production environment. Install Percona Server for MySQL 8 specific version packages via repository. Download specific Percona Server for MySQL 8 tarball packages and install them manually. bullseye amd64 1.7

Servers 84

Servers C++ Database Systems 84

High Scalability

JANUARY 11, 2022

When the server receives a request for an action (post, like etc.) We will use a cache having an LRU based eviction policy for caching user feeds of active users. For example, one user is a close follower of Elon Musk while another user can be a close follower of Gordon Ramsay. High Level Design. Architecture.

Design 334

Design Media Storage Logistics 334

Dynatrace

MAY 17, 2023

When software runs in a monolithic stack on on-site servers, observability is manageable enough. These two components serve as global containers for all following spans, both within our demo service and across services (for example, context propagation). Those are prime candidates for their own spans.

Metrics 189

Metrics Open Source Traffic Cache 189

The Netflix TechBlog

MAY 4, 2023

These include options where replay traffic generation is orchestrated on the device, on the server, and via a dedicated service. Moreover, allowing the device to execute untested server-side code paths can inadvertently expose an attack surface area for potential misuse. We will examine these alternatives in the upcoming sections.

Traffic 339

Traffic Latency Tuning Systems 339

Smashing Magazine

NOVEMBER 8, 2021

From connecting back-office operations to front-of-the-house A/B testing and dynamic personalization for each customer, the shared foundation is fast server-side rendering powered by fast storefront data access. On top of this foundation, we add layers of caching, prerendering and edge delivery optimizations — not the other way around.

Cache 136

Cache Best Practices Strategy Servers 136

Scalegrid

DECEMBER 21, 2023

To monitor Redis® instances effectively, collect Redis metrics focusing on cache hit ratio, memory allocated, and latency threshold. Keeping a tab on memory usage provides additional insight into the health of operations running through Redis® servers. It is important to understand these challenges properly to find solutions for them.

Strategy 130

Strategy Monitoring Latency DevOps 130

Percona

OCTOBER 2, 2023

Percona Toolkit is a collection of advanced open source command-line tools, developed and used by the Percona technical staff, that are engineered to perform a variety of MySQL, MariaDB, MongoDB, and PostgreSQL server and system tasks that are too difficult or complex to perform manually. Caches | 12.4G Caches | 12.4G

Cache 100

Cache Database Virtualization Servers 100

IO River

NOVEMBER 2, 2023

A content delivery network (CDN) is a distributed network of servers strategically located across multiple geographical locations to deliver web content to end users more efficiently. When an edge server goes down, end users in the affected region may experience an increase in latency for that specific location.

Architecture 52

Architecture Cache Performance Latency 52

Dynatrace

MARCH 22, 2023

This method involves providing the lowest level of access by default, deleting inactive accounts, and auditing server activity. For these, it’s important to turn off auto-completing forms, encrypt data both in transit and at rest with up-to-date encryption techniques, and disable caching on data collection forms.

Open Source 207

Open Source Artificial Intelligence Internet Internet 207

Smashing Magazine

JULY 18, 2022

Segmented Rendering is a new pattern for the Jamstack that lets you personalize content statically, without any sort of client-side rendering or per-request Server-Side Rendering. Like other similar UI libraries, React provides two ways of rendering content: client-side and server-side. CSR, SSR, SSG… Let’s Clarify What They Are.

Cache 115

Cache Website Energy Servers 115

CSS - Tricks

APRIL 28, 2022

While CloudFront’s edge caching does offer benefits, serving your app’s resources from these multiple locations is not without a cost of its own. onto our underlying web server. We’ll be changing DNS records and, depending on your web app, you may have to add some cache headers in order to prevent certain assets from ever being cached.

Cache 79

Cache AWS Servers Traffic 79

SQL Performance

MARCH 29, 2022

Simple parameterization has a number of quirks in this area, which can result in more parameterized plans being cached than expected, or finding different results compared with the unparameterized version. When SQL Server applies simple parameterization to an ad-hoc statement, it makes a guess about the data type of the replacement parameter.

Cache 90

Cache Servers Database Testing 90

Brendan Gregg

MARCH 16, 2024

To explain this example in more detail: The profiler periodically interrupts software execution, and for those disconnected stacks it happens to be the execution of the kernel software ("vfs*", "ext*", etc.). These partial stacks get grouped together on the left. Click here for a longer explanation. You usually get an extra junk frame.

Java 145

Java Cache Google Hardware 145

KeyCDN

FEBRUARY 4, 2021

For example, when you visit KeyCDN.com it must look up the corresponding IP address to that hostname behind the scenes. This query is performed by a Domain Name Server (DNS server) or servers nearby that have been assigned responsibility for that hostname. You can think of a DNS server as a phone book for the internet.

Cache 134

Cache Website Internet Internet 134

KeyCDN

SEPTEMBER 3, 2020

Our solution doesn't require any change on the origin server. 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. The benefits of WebP are obvious.

Processing 127

Processing Cache Website Servers 127

SQL Performance

OCTOBER 13, 2021

I also compare them with stored procedures, mainly focusing on differences in terms of default optimization strategy, and plan caching and reuse behavior. In my examples I’ll use a sample database called TSQLV5. An Example. GetTopCustOrders ( 1 , 3 ) ; I’ll refer to this example as Query 1.

Cache 144

Cache Strategy C++ Code 144

SQL Server According to Bob

MAY 19, 2019

SQL Server will ship Azure SQL Database Edge: [link]. With the announcement I can tell you more about one of the things we have been working on; SQL Server running on IoT Edge and Developer machines in under 500MB of memory. The effort focuses attention on memory usage and disk space requirements of SQL Server. Description.

IoT 61

IoT Servers Development Cache 61

Dynatrace

AUGUST 30, 2019

Missing Cache Settings – Make sure you cache resources that don’t change often on the browser or use a CDN. Impacting Server-Side Requests: Dynatrace allows you to drill into your server-side requests to understand why your business logic is executing slow or fails. Missing retry and failover implementations.

Cache 203

Cache Architecture Database Government 203

CSS Wizardry

AUGUST 24, 2022

Most metrics are not atomic: FCP, for example, isn’t a metric we can optimise in isolation—it’s a culmination of other more atomic metrics such as connection overhead, TTFB, and more. For the sake of ease, I’m going to use Largest Contentful Paint (LCP) as the example. For example, continuing our task to reduce CSS size: performance.

Benchmarking 212

Benchmarking Metrics Cache Network 212

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. Announcement and Syntax Example: [link]. . Tail Of Log Caching.

Cache 40

Cache Servers Media Storage 40