Scalegrid

NOVEMBER 23, 2023

Imagine a world where your PostgreSQL® database connections are seamless and secure. Key Takeaways Understanding PostgreSQL hostname is essential for successful database connections. Understanding the PostgreSQL Hostname Hostname is a key factor for the effective management of PostgreSQL databases and providing secure access.

Database 130

Database Servers Storage Network 130

Percona

MAY 2, 2023

At the same time that I see database engineers relying on the tool, sites such as StackOverflow are banning ChatGPT. ChatGPT: The InnoDB buffer pool is used by MySQL to cache frequently accessed data in memory. If we expand the cache concept more, the buffer pool could be even less if the working set (hot data) is smaller.

Social Media 119

Social Media Database Servers Cache 119

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 57

Servers Cache Retail Benchmarking 57

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. For the time being, let’s look at some examples using the Stack Overflow 2010 database on SQL Server 2019 CU 14. DisplayName.

Cache 90

Cache Servers Database Testing 90

CSS Wizardry

AUGUST 7, 2019

Strap yourself in; here is a non-exhaustive list presented in no particular order: Latency: As above, we’re counting a trip out to and a return trip from the server. only to find that the resource they’re requesting isn’t in that PoP ’s cache. Rather, your TTFB represents any number of the items present above.

Latency 269

Latency Ecommerce Servers Mobile 269

Percona

SEPTEMBER 28, 2023

Whenever you install your favorite MySQL server on a freshly created Ubuntu instance, you start by updating the configuration for MySQL, such as configuring buffer pool, changing the default datadir director, and disabling one of the most outstanding features – query cache. This file is present in /proc/$pid/oom_score_adj.

Servers 109

Servers Best Practices Database Open Source 109

Percona

NOVEMBER 7, 2023

This book has five major sections on MVCC and Isolation (108 pages), Buffer Cache and WAL (53 pages), Locks (42 pages), Query Execution (154 pages), and the types of indexes (127 pages). If you are new to PostgreSQL, possibly coming from another database, this book covers all the terminology you stumble across, such as WAL. Version 14?

Cache 84

Cache Servers Operating System Database 84

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. Create / Alter Database … LOG ON. Tail Of Log Caching.

Cache 40

Cache Servers Media Storage 40

Smashing Magazine

SEPTEMBER 20, 2021

Attempted modifications in JavaScript might break page functionality, inhibit proper rendering, or present other problems. A natural language translation service presenting a news website article translated from English to Japanese. Search Engine And Web Archive Cached Results. Turning The Data Into Information. Large preview ).

Website 89

Website Analytics Google Cache 89

Percona

JUNE 4, 2023

Before we dive into the differences between MariaDB and MySQL, we will provide a thorough examination of each relational database management system (RDBMS). While originally designed to be a drop-in replacement for MySQL, it evolved into its own distinct database management system and is now maintained and supported by the MariaDB Foundation.

Open Source 52

Open Source Servers Storage Scalability 52

The Netflix TechBlog

MARCH 5, 2019

the order of the rows on your Netflix home page, issuing content licenses when you click play, finding the Open Connect cache closest to you with the content you requested, and many more). In the last section, we will attempt to feed your curiosity by presenting a set of opportunities that will drive our next wave of impact for Netflix.

Infrastructure 182

Infrastructure Cloud Scalability AWS 182

Adrian Cockcroft

JANUARY 29, 2023

I presented this analysis of response time distributions talk in 2016 — at Microxchg in Berlin ( video ). I think that the structure of the system in terms of functionality distributed across a network of lambda functions, microservices, caches, databases and external services is going to determine the number and position of each peak.

Lambda 98

Lambda Latency Cache C++ 98

SQL Performance

MAY 16, 2019

For INSERT.SELECT , SQL Server makes its own determination whether to ensure rows are presented to the Clustered Index Insert operator in key order or not. The estimated data size calculation here is subject to the same quirks described in the previous article for heaps , except that the 8-byte RID is not present. Trace Flag.

Cache 67

Cache Servers Testing Storage 67

Adrian Cockcroft

MARCH 21, 2020

You need an “abtest” database service. In a small system this may be a table in a central relational database, but it’s best setup as a NoSQL data source using something like Amazon DynamoDB or Apache Cassandra, with a caching client library or at large scale a microservice data access layer.

Testing 52

Testing Tuning Database Cache 52

Jos

JUNE 2, 2018

presented in Google IO 2018 ( source ) These tools make it easier to determine where we need to put emphasis to improve our sites. How would you architecture a non-trivial size web project (client, server, databases, caching layer)? Arrange a presentation and show them. Present it to the team. Get them excited.

Performance 237

Performance Speed Google Media 237

Dynatrace

SEPTEMBER 17, 2019

Instead of presenting you with a handful of random screenshots from our demo environment I reached out to Robert, a close friend of mine, who leads a development team with the current task to re-architect and re-platform their multi-tenant SaaS-based eCommerce platform. REDIS for caching. NGINX as an API Gateway. 3 Log Analytics.

AWS 128

AWS Monitoring Ecommerce Lambda 128

MachMetrics

DECEMBER 27, 2019

TTFB is typically reduced via server-side optimizations, such as enabling caching and database indexes. It’s very apparent from the data presented in the Web Almanac that there is a ton of work to be done in web performance. There is obviously a huge amount of work that needs to be done here concerning web performance.

Performance 52

Performance Speed Website Mobile 52

Scalegrid

DECEMBER 19, 2019

It’s a very simple utility that does exactly one thing – it sits between the database and the clients and speaks the PostgreSQL protocol, emulating a PostgreSQL server. Once the authentication succeeds: PgBouncer checks for a cached connection, with the same username+database combination.

Cache 246

Cache Database Architecture Servers 246

Scalegrid

DECEMBER 21, 2023

Redis® Monitoring Essentials Ensuring the performance, reliability, and safety of a Redis® database requires active monitoring. With these essential support systems in place, you can effectively monitor your databases with up-to-date data about their health and functioning status at all times.

Strategy 130

Strategy Monitoring Latency DevOps 130

ScaleOut Software

APRIL 22, 2020

Maintaining rapidly changing data in back-end databases creates bottlenecks that impact responsiveness. In addition, repeatedly accessing back-end databases to serve up popular items, such as product descriptions and news stories, also adds to the bottleneck. The Solution: Distributed Caching.

Cache 52

Cache Storage Servers Database 52

ScaleOut Software

APRIL 22, 2020

Maintaining rapidly changing data in back-end databases creates bottlenecks that impact responsiveness. In addition, repeatedly accessing back-end databases to serve up popular items, such as product descriptions and news stories, also adds to the bottleneck. The Solution: Distributed Caching.

Cache 52

Cache Storage Servers Database 52

Percona

JUNE 22, 2023

To make data count and to ensure cloud computing is unabated, companies and organizations must have highly available databases. A basic high availability database system provides failover (preferably automatic) from a primary database node to redundant nodes within a cluster. HA is sometimes confused with “fault tolerance.”

Availability 104

Availability Database Open Source Hardware 104

Scalegrid

FEBRUARY 8, 2024

At its core, a distributed storage system comprises three main components: a controller for managing the system’s operations, an internal datastore where information is held, and databases geared towards ensuring scalability, partitioning capabilities, and high availability for all types of data.

Storage 130

Storage Systems Big Data Azure 130

Dynatrace

AUGUST 30, 2019

Infrastructure Optimization: 100% improvement in Database Connectivity. Missing Cache Settings – Make sure you cache resources that don’t change often on the browser or use a CDN. That included web servers, app services, microservices, queues, databases, mainframe and external services.

Cache 201

Cache Database Architecture Government 201

The Netflix TechBlog

MARCH 7, 2023

There are many naive solutions possible for this problem for example: Write different runs in different databases. But we cannot search or present low latency retrievals from files Etc. Instead our challenge was to implement this feature on top of Cassandra and ElasticSearch databases because that’s what Marken uses.

Media 264

Media Latency Architecture Database 264

Jos

JUNE 2, 2018

presented in Google IO 2018 ( source ). How would you architecture a non-trivial size web project (client, server, databases, caching layer)? Arrange a presentation and show them. Present it to the team. They can be run as a one-off or integrated in our development and deployment pipelines. Get them excited.

Performance 130

Performance Speed Google Media 130

All Things Distributed

JUNE 21, 2018

A common question that I get is why do we offer so many database products? To do this, they need to be able to use multiple databases and data models within the same application. Seldom can one database fit the needs of multiple distinct use cases. Seldom can one database fit the needs of multiple distinct use cases.

Database 167

Database AWS Games Latency 167

Percona

MARCH 28, 2023

Every database system has to ensure durability and reliability. The same data, in the form of pages inside the Wiredtiger cache, are also marked dirty. At every checkpoint interval (Default 60 seconds), MongoDB flushes the modified pages that are marked as dirty in the cache to their respective data files (both collection-*.wt

Hardware 85

Hardware C++ Storage Cache 85

SQL Server According to Bob

DECEMBER 18, 2018

Durability: “In database systems , durability is the ACID property which guarantees transactions that have committed will survive permanently. Microsoft SQL Server Database Engine Input/Output Requirements. Device level flushing may have an impact on your I/O caching, read ahead or other behaviors of the storage system.

Servers 90

Servers Media Cache Storage 90

Percona

MAY 15, 2023

The main reason behind this is that MySQL is a relational database system (RDBMS), and any data that is going to be written in it must respect the RDBMS rules. In short, any data that is written must be consistent with the data present. The POC Why this POC?

Traffic 121

Traffic Scalability Database Servers 121

Smashing Magazine

NOVEMBER 22, 2021

This high rate of growth, coupled with the current scale and diversity of offerings presents a huge challenge when setting out to improve performance. Another advantage of field measurements is that they match the approach taken by Google in order to collect performance data into the CrUX database. Large preview ).

Website 126

Website Performance Google Media 126

SQL Performance

APRIL 18, 2022

Let’s look at some examples using the Stack Overflow 2010 database on SQL Server 2019 CU 14, with database compatibility set to 150. You must enable the query store feature for the database context where the statement is executed and the OPERATION_MODE must be set to READ_WRITE , allowing the query store to actively collect data.

Cache 58

Cache Servers Database Testing 58

The Netflix TechBlog

DECEMBER 17, 2019

Andreas Andreakis , Ioannis Papapanagiotou Overview Change-Data-Capture (CDC) allows capturing committed changes from a database in real-time and propagating those changes to downstream consumers [1][2]. In databases like MySQL and PostgreSQL, transaction logs are the source of CDC events. Designed with High Availability in mind.

Database 212

Database Traffic Transportation Open Source 212

All Things Distributed

JANUARY 18, 2012

a Fast and Scalable NoSQL Database Service Designed for Internet Scale Applications. Today is a very exciting day as we release Amazon DynamoDB , a fast, highly reliable and cost-effective NoSQL database service designed for internet scale applications. Werner Vogels weblog on building scalable and robust distributed systems.

Scalability 167

Scalability Database Ecommerce Latency 167

The Netflix TechBlog

DECEMBER 17, 2019

Andreas Andreakis , Ioannis Papapanagiotou Overview Change-Data-Capture (CDC) allows capturing committed changes from a database in real-time and propagating those changes to downstream consumers [1][2]. In databases like MySQL and PostgreSQL, transaction logs are the source of CDC events. Designed with High Availability in mind.

Database 197

Database Traffic Transportation Open Source 197

SQL Performance

MARCH 22, 2022

This series doesn’t dwell too long on the basics but concentrates on less well-known aspects likely to trip up even the most experienced database professionals. In this first part, after a quick introduction, I look at the effects of simple parameterization on the plan cache. ALTER DATABASE SCOPED CONFIGURATION. sp_configure.

Cache 61

Cache Servers Database Code 61

Smashing Magazine

AUGUST 3, 2023

Large preview ) The graph presents the LCP values for the 75th percentile of our users visiting the Route Landing Page group. Layout Shifts From Dynamic And Static Content We have been using dynamic content serving, where each request reaches our back-end server and triggers processes like database retrievals and page renderings.

Performance 74

Performance Cache Traffic Metrics 74