Official Blog - World Web Technology

AUGUST 27, 2023

Unlike other popular programming languages such as C or Pearl, PHP pages have HTML with embedded code with some start and end processing instructions that allow you to jump directly into and out of PHP mode. Regarding CMS, PHP can be integrated with other content management systems, such as WordPress, to build robust ecommerce websites.

Development 98

Development Ecommerce Open Source Website 98

Percona

MAY 1, 2023

It is primarily the responsibility of the database administrator or developer to tune PostgreSQL according to their system’s workload. Connection pooling: Minimizing connection overhead and improving response times for frequently accessed data by implementing mechanisms for connection pooling and caching strategies.

Tuning 52

Tuning Efficiency Database Performance 52

HammerDB

APRIL 19, 2023

Therefore, before we attempt to measure our database performance, we should know the system or cloud instance to be tested in detail. This allows us to know our operating environment and its capability. Operating System: Ubuntu 22.04 Operating System: Ubuntu 22.04 Database: MySQL 8.0.31 4.22 %usr 38.40

Performance 54

Performance Benchmarking Cache Storage 54

Scalegrid

FEBRUARY 8, 2024

A distributed storage system is foundational in today’s data-driven landscape, ensuring data spread over multiple servers is reliable, accessible, and manageable. This guide delves into how these systems work, the challenges they solve, and their essential role in businesses and technology.

Storage 130

Storage Systems Big Data Azure 130

All Things Distributed

DECEMBER 18, 2012

Werner Vogels weblog on building scalable and robust distributed systems. I am pretty sure some if not all of these papers deserved to be elected to the hall of fame of best papers in distributed systems. Feb 11 - A Survey of Rollback-Recovery Protocols in Message-Passing Systems , E. All Things Distributed. Comments ().

Operating System 144

Operating System Cache AWS Scalability 144

Randon ASCII

SEPTEMBER 8, 2019

While CPU Usage (Precise) is great for seeing how much CPU time a process is using, and why it is sitting idle, the CPU Usage (Sampled) table is the right tool for figuring out where CPU time is being spent. Remember that these are calls to the operating system – kernel calls. That is an average read of 68 bytes each time.

Latency 79

Latency Cache Programming Operating System 79

Official Blog - World Web Technology

NOVEMBER 9, 2023

On top of that, PHP is used to run famous content management systems like Joomla, WordPress, and Drupal. Creating tools and systems and offering online resources help the language keep growing and improving. Windows, macOS, Linux, and other running systems can use it and provide easy PHP development in India.

Website 59

Website Development Open Source Database 59

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

Percona

AUGUST 31, 2018

If queries perform full table scans where an index could be used or perform heavy joins or expensive aggregate operations, then the system can still perform poorly even if the database parameters are tuned. The PostgreSQL buffer is called shared_buffer which is the most effective tunable parameter for most operating systems.

Tuning 55

Tuning Database Performance Benchmarking 55

Percona

JUNE 4, 2023

Introduction: MariaDB vs. MySQL The goal of this blog post is to evaluate, at a higher level, MariaDB vs. MySQL vs. Percona Server for MySQL side-by-side to better inform the decision making process. It is largely an unofficial response to published comments from the MariaDB Corporation. What is MariaDB?

Open Source 52

Open Source Servers Storage Scalability 52

Dotcom-Montior

JUNE 15, 2020

Operating System Updates and Security Patches. Since the majority of gadgets are produced in China, the government of China has collaborated with the manufacturers of mobile phones, tablets, and laptops to customize operating systems, such as Windows, Android, and IOS, based on the Great Firewall’s internet security guidelines.

Monitoring 52

Monitoring Performance Artificial Intelligence Internet 52

KeyCDN

JANUARY 23, 2020

These acronyms, which stand for real user monitoring and application performance monitoring, are software monitoring processes essential to measuring and evaluating applications in many different areas. This process should not be confused with synthetic monitoring which gathers data through synthetic transactions such as pinging a service.

Strategy 72

Strategy Metrics Monitoring Servers 72

Scalegrid

DECEMBER 21, 2023

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. To monitor Redis® instances effectively, collect Redis metrics focusing on cache hit ratio, memory allocated, and latency threshold.

Strategy 130

Strategy Monitoring Latency DevOps 130

The Netflix TechBlog

SEPTEMBER 24, 2021

By Xiaomei Liu , Rosanna Lee , Cyril Concolato Introduction Behind the scenes of the beloved Netflix streaming service and content, there are many technology innovations in media processing. Packaging has always been an important step in media processing. Uploading and downloading data always come with a penalty, namely latency.

Cloud 237

Cloud Media Storage Cache 237

Smashing Magazine

JANUARY 15, 2019

For the more adventurous/technical, the top (table of processes) command provides similar metrics on most Unix-like operating systems such as macOS and Ubuntu. I predominantly use Nginx, and I have a particular fondness for FastCGI cache and have found it to be especially efficient. We should use HTTP2 over HTTPS. (For

Website Performance 74

Website Performance Website Energy Performance 74

Percona

MARCH 23, 2023

As datasets continue to grow in size, the amount of RAM required to store and process these datasets also increases. By caching hot datasets, indexes, and ongoing changes, InnoDB can provide faster response times and utilize disk IO in a much more optimal way. However, this variable has been deprecated since 8.0.30.

Performance 124

Performance Hardware Tuning Storage 124

HammerDB

JUNE 27, 2022

HammerDB has graphical and command line interfaces for the Windows and Linux operating systems. The Transaction Processing Performance Council (TPC) was founded to bring standards to database benchmarking, and the history of the TPC can be found here. Cached vs Scaled Workloads. Why HammerDB was developed.

Benchmarking 62

Benchmarking Open Source C++ Cache 62

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. For example, if a flight booking reports that a seat has successfully been booked, then the seat will remain booked even if the system crashes.” – [link]. The Back Story.

Servers 90

Servers Media Cache Storage 90

Percona

APRIL 17, 2023

In this blog post, we will discuss the best practices on the MongoDB ecosystem applied at the Operating System (OS) and MongoDB levels. Operating System (OS) settings Swappiness Swappiness is a Linux kernel setting that influences the behavior of the Virtual Memory manager when it needs to allocate a swap, ranging from 0-100.

Best Practices 52

Best Practices Design Tuning Database 52

The Morning Paper

MAY 12, 2019

An open-source benchmark suite for microservices and their hardware-software implications for cloud & edge systems Gan et al., Systems built with lots of microservices have different operational characteristics to those built from a small number of monoliths, we’d like to study and better understand those differences.

Open Source 61

Open Source Hardware Benchmarking Systems 61

The Morning Paper

DECEMBER 8, 2019

At the start of November I was privileged to attend HPTS (the High Performance Transaction Systems) conference in Asilomar. Byte-addressable non-volatile memory,) NVM will fundamentally change the way hardware interacts, the way operating systems are designed, and the way applications operate on data. PLOS’19.

Hardware 56

Hardware Programming Media Storage 56

The Morning Paper

DECEMBER 10, 2019

. …software operating on persistent data structures requires "global" pointers that remain valid after a process terminates, while hardware requires that a diverse set of devices all have the same mappings they need for bulk transfers to and from memory, and that they be able to do so for a potentially heterogeneous memory system.

Hardware 52

Hardware Virtualization Operating System Programming 52

SQL Server According to Bob

JANUARY 11, 2020

Microsoft SQL Server I/O Basics Author: ​​ Bob Dorr, Microsoft SQL Server Escalation Published: ​​ December, 2004 SUMMARY: ​​ Learn the I/O requirements for Microsoft SQL Server database file operations. This will help you increase system performance and avoid I/O environment errors.

Servers 40

Servers Cache Media Hardware 40

SQL Performance

MARCH 30, 2021

A parallel query might start out requesting DOP 8, but be progressively downgraded to DOP 4, DOP 2, and finally DOP 1 due to a lack of system resources at that moment. Running a parallel plan on a single thread can also happen when a cached parallel plan is reused by a session that is limited to DOP 1 by an environmental setting (e.g.

Cache 98

Cache Servers Operating System Processing 98

Smashing Magazine

JUNE 20, 2019

Without Google Fonts you would be limited to the handful of “ system fonts ” installed on your user’s device. System fonts or ‘Web Safe Fonts’ are the fonts most commonly pre-installed across operating systems. Browser Caching. Another built-in optimization of Google Fonts is browser caching.

Google 111

Google Performance Cache Website 111

SQL Server According to Bob

JANUARY 11, 2020

​​ Without limiting the rights under copyright, no part of this document may be reproduced, stored in or introduced into a retrieval system, or transmitted in any form or by any means (electronic, mechanical, photocopying, recording, or otherwise), or for any purpose, without the express written permission of Microsoft Corporation.

Servers 40

Servers Cache Database Media 40

SQL Server According to Bob

MAY 19, 2019

Partitioning allows SQL Server to scale to the largest systems with record-setting performance. When promoted to a super-latch on a 64 CPU system the memory requirement becomes 32 + (32 *64) = 2080 bytes. However, on smaller systems and VMs the partitioning may not be required to maintain performance. IO Request Caches.

IoT 61

IoT Servers Development Cache 61

The Morning Paper

APRIL 14, 2019

Just as today’s systems offer memory protection, they call this time protection. Microarchitectural state of interest includes data and instruction caches, TLBs, branch predictors, instruction- and data-prefetcher state machines, and DRAM row buffers. set out a principled basis for protecting against this class of attacks.

Hardware 44

Hardware Cache Latency Speed 44

John McCalpin

APRIL 2, 2020

The presentation discusses a family of simple performance models that I developed over the last 20 years — originally in support of processor and system design at SGI (1996-1999), IBM (1999-2005), and AMD (2006-2008), but more recently in support of system procurements at The Texas Advanced Computing Center (TACC) (2009-present).

Benchmarking 59

Benchmarking Performance Latency Architecture 59

Enprowess

MAY 24, 2022

The primary purpose of React is to simplify the process of web development that is fast, scalable, and simple. This component-based architecture helps in collating an array of more extensive UI and converts them into an independent, self-sufficient micro-system. Famous Applications Supported by ReactJS. Key features of ReactJS.

Mobile 52

Mobile Open Source Virtualization Speed 52

Adrian Cockcroft

JANUARY 20, 2023

on Myths and Legends of High Performance Computing  — it’s a somewhat light-hearted look at some of the same issues by the leader of the team that built the Fugaku system I mention below. switches to connect processing nodes, pooled memory and I/O resources into very large coherent fabrics within a rack, and use Ethernet between racks.

Architecture 52

Architecture Latency Benchmarking AWS 52

SQL Server According to Bob

AUGUST 23, 2021

For example: A memory node with 64 CPUs is a complete, O perating System, ​​ scheduler group. The job object can be configured to limit the resource usage on the system, including which nodes and CPUs the processes started under its control​​ may ​​ utilize.

Servers 40

Servers Azure Operating System Database 40

Smashing Magazine

MARCH 7, 2022

In a similar vein, it’s also possible to offer a Save Data-like experience to all users (even in browsers and operating systems that don’t support it) with a front end-setting and then perhaps saving this value to a cookie and acting upon that (another trick Tim mentioned in his talk).

Website 105

Website Media Mobile Network 105

SQL Performance

JUNE 21, 2019

I always check backups first when looking at a new system. Prior to SQL Server 2012, the maximum server memory value only applied to the bufferpool, so customers needed to limit the amount of memory the bufferpool could use to save memory for the operating system and other processes. Memory settings. Statistics.

Servers 49

Servers Azure Hardware Database 49

All Things Distributed

OCTOBER 2, 2017

About 20 percent would return a set of rows, but still operate on only a single table. The success of our early results with the Dynamo database encouraged us to write Amazon's Dynamo whitepaper and share it at the 2007 ACM Symposium on Operating Systems Principles (SOSP conference), so that others in the industry could benefit.

Internet 128

Internet Internet AWS Performance 128

SQL Performance

DECEMBER 17, 2019

You will still have to maintain your operating system, SQL Server and databases just like you would in an on-premises scenario. GHz, 128MB of L3 cache, 128 PCIe 4.0 Tim Radney has a great article about this process (for storage). Another choice that is well-suited for both OLTP and DW workloads is the Esv4-series.

Azure 72

Azure Virtualization Servers Storage 72

ACM Sigarch

NOVEMBER 1, 2019

This blog post gives a glimpse of the computer systems research papers presented at the USENIX Annual Technical Conference (ATC) 2019, with an emphasis on systems that use new hardware architectures. USENIX ATC is a top-tier venue with a broad range of systems research papers from both industry and academia.

Architecture 12

Architecture Hardware Cache Storage 12