Percona

AUGUST 30, 2023

Without data backup mechanisms, there can be data loss or system downtime. Even worse, entire operating systems can crash, also resulting in data loss. An incremental backup, which is faster and requires less storage than a full backup, captures changes made since the previous backup.

Database 87

Database Hardware Open Source Strategy 87

Adrian Cockcroft

APRIL 5, 2023

The usual technique for modeling fuzzy systems is Monte Carlo analysis, which computes with distributions rather than precise values. Energy data can be obtained from power delivery systems in datacenters or from intelligent plugs or power strips. At the one minute granularity security concerns are minimized.

Energy 52

Energy Metrics Cloud Operating System 52

Percona

JULY 1, 2023

Multi-Availability Zone (AZ) Deployment Aurora’s Multi-Availability Zone (AZ) deployment offers remarkably high availability and fault tolerance by automatically replicating data across multiple availability zones using its distributed storage architecture to eliminate single points of failure.

AWS 52

AWS Database Serverless Storage 52

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

Testsigma

JUNE 5, 2021

As the number of websites has increased with time, so has the source of traffic leading to that website. In 2015, 35% of the internet traffic came from mobile devices, 6 years later, the number is 54.8%. There are two main reasons why people keep mobile browsers installed in their system even after storage issues.

Mobile 52

Mobile Testing Website Testing Tools 52

Brendan Gregg

DECEMBER 31, 2017

A video of the talk is on youtube : The slides are on slideshare : I love this talk as I get to share more about what the Performance and Operating Systems team at Netflix does, rather than just my work. File System. Storage I/O. echo tsc > /sys/devices/system/clocksource/clocksource0/current_clocksource.

Tuning 61

Tuning AWS Best Practices Network 61

Brendan Gregg

DECEMBER 30, 2017

A video of the talk is on youtube : The slides are on slideshare : I love this talk as I get to share more about what the Performance and Operating Systems team at Netflix does, rather than just my work. File System. Storage I/O. echo tsc > /sys/devices/system/clocksource/clocksource0/current_clocksource.

Tuning 52

Tuning AWS Best Practices Network 52

All Things Distributed

MAY 8, 2012

Werner Vogels weblog on building scalable and robust distributed systems. of administrative tasks such as OS and database software patching, storage management, and implementing reliable backup and disaster recovery solutions. All Things Distributed. Expanding the Cloud for Windows Developers. By Werner Vogels on 08 May 2012 02:00 PM.

Cloud 115

Cloud Development AWS Servers 115

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

ACM Sigarch

AUGUST 20, 2018

An alternate approach is to tie data and potentially software to specific physical instances of a digital system. While such an approach would eliminate the ease with which we can share software and data, it could eliminate incidents where data is lost to attackers or where systems are attacked by malware. Interoperability.

Hardware 47

Hardware Operating System Architecture Software 47

O'Reilly

DECEMBER 2, 2019

I don’t need more bandwidth for video conferences or movies, but I would like to be able to download operating system updates and other large items in seconds rather than minutes. What would the world look like if all of our storage was in the cloud, and access to that storage was so fast we didn’t care?

Wireless 53

Wireless Serverless IoT Artificial Intelligence 53

Adrian Cockcroft

NOVEMBER 11, 2019

A resilient system continues to operate successfully in the presence of failures. The system needs to maintain a safety margin that is capable of absorbing failure via defense in depth, and failure modes need to be prioritized to take care of the most likely and highest impact risks.

Latency 52

Latency Engineering Systems Hardware 52

Adrian Cockcroft

NOVEMBER 11, 2019

A resilient system continues to operate successfully in the presence of failures. The system needs to maintain a safety margin that is capable of absorbing failure via defense in depth, and failure modes need to be prioritized to take care of the most likely and highest impact risks.

Latency 53

Latency Engineering Systems Hardware 53

All Things Distributed

MARCH 11, 2016

Build evolvable systems. But we couldn’t adopt the old style approach of upgrading systems through a maintenance outage, as many businesses around the world are relying on our platform for 24/7 availability. We needed to build systems that embrace failure as a natural occurrence even if we did not know what the failure might be.

AWS 144

AWS Hardware Retail Virtualization 144

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

Smashing Magazine

JANUARY 7, 2019

For Mac OS, we can use Network Link Conditioner , for Windows Windows Traffic Shaper , for Linux netem , and for FreeBSD dummynet. Per se, GraphQL is a query language for your API, and a server-side runtime for executing queries by using a type system you define for your data. Large preview ). Are web fonts optimized?

Performance 103

Performance Cache Metrics Network 103