Percona

SEPTEMBER 1, 2023

It is essentially a set of instructions or a program that is executed automatically in response to specific events or actions occurring within the database. This can affect the overall performance of your database system, potentially leading to slower response times. What is a Trigger in MySQL?

Cache 62

Cache Database Games Healthcare 62

The Morning Paper

DECEMBER 10, 2019

This is a companion paper to the " persistent problem " piece that we looked at earlier this week, going a little deeper into the object pointer representation choices and the mapping of a virtual object space into physical address spaces. " Epheremal virtual addresses don’t cut it as the basis for persistent pointers.

Hardware 52

Hardware Virtualization Operating System Programming 52

Brendan Gregg

FEBRUARY 28, 2023

This talk originated from my updates to Systems Performance 2nd Edition , and this was the first time I've given this talk in person! CXL in a way allows a custom memory controller to be added to a system, to increase memory capacity, bandwidth, and overall performance. It was a great privilege. That's about 24 hours from now!

Performance 52

Performance Latency Cache Virtualization 52

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. On the last morning of the conference Daniel Bittman presented some of the work being done in the context of the Twizzler OS project to explore new programming models for NVM. PLOS’19.

Hardware 56

Hardware Programming Media Storage 56

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

Enprowess

SEPTEMBER 7, 2021

JavaScript is one of the most famous and loved programming languages nowadays. It is growing day by day and has kept its position for eight years in a row and belongs to the top ten most loved programming languages. It helps isolated bugs quickly and reduces system downtime. Caching of individual modules. Micro-services.

Open Source 52

Open Source Virtualization Programming Servers 52

Brendan Gregg

AUGUST 18, 2019

bpftrace uses BPF (Berkeley Packet Filter), an in-kernel execution engine that processes a virtual instruction set. BPF has been extended (aka eBPF) in recent years for providing a safe way to extend kernel functionality, and has become a hot topic in systems engineering, with at least 24 talks on BPF at the last Linux Plumber's conference.

Latency 68

Latency C++ Cache Programming 68

HammerDB

JULY 5, 2022

Python is a popular programming language, especially for beginners, and consequently we see it occurring in places where it just shouldn’t be used, such as database benchmarking. What programming languages does HammerDB use and why does it matter? buff/cache MiB Swap: 2048.0 buff/cache MiB Swap: 2048.0 free, 6252.7

Benchmarking 98

Benchmarking Database C++ Virtualization 98

Enprowess

MAY 24, 2022

More incredible Speed with Virtual DOM. Reactjs can help your business in web and mobile application development by bringing fast speed using the virtual DOM. Virtual DOM of React refreshes only parts of the page, so it is faster than the conventional full refresh model. Virtual DOM is an additional feature offered by React.

Mobile 52

Mobile Open Source Virtualization Speed 52

KeyCDN

MARCH 28, 2019

They are responsible for the implementation of database systems, ensuring proper communication between various web services, generating backend functionality, and more. List of Best Backend Frameworks In this list of best backend framework we didn’t want to stick to 1 single programming language.

Programming 77

Programming Website Scalability Design 77

Brendan Gregg

JANUARY 17, 2018

OSes usually show you virtual memory and resident memory, shown as the "VIRT" and "RES" columns in top. Short durations can be useful for understanding how well a WSS will fit into the CPU caches (L1/L2/L3, TLB L1/L2, etc). That's the working set size. It is used for capacity planning and scalability analysis. Consider these overheads.

Cache 71

Cache Latency C++ Programming 71

KeyCDN

JANUARY 23, 2020

A wide range of users with different operating systems, browsers, hardware configurations and other variables provides a wide sample size that helps developers discover as many issues as possible. This helps developers decide when to increase server disk space and power or whether or not using a virtual cloud server is optimal.

Strategy 72

Strategy Metrics Monitoring Servers 72

The Morning Paper

APRIL 2, 2019

Root of trust (RoT) establishment on an untrusted system ensures that a system state comprises all and only content chosen by the user, and the user’s code begins execution in that state. The untrusted system (system to be verified) is connected to a trusted local verifier. known good state of a trustworthy program).

Software 40

Software Software Programming Hardware 40

Randon ASCII

OCTOBER 15, 2018

Unplanned serialization that lead to full-system UI hangs: 24-core CPU and I can’t move my mouse. A long-standing correctness bug in the Windows file cache: Compiler bug? The file I/O events only track the very lowest level of the file system, and there are many layers above Ntfs.sys, including FLTMGR.SYS and ntoskrnl.exe.

Processing 57

Processing Cache Programming Virtualization 57

Alex Russell

APRIL 29, 2021

After 20 years of neck-in-neck competition, often starting from common code lineages, there just isn't that much left to wring out of the system. Consistent improvement is the name of the game, and it can still have positive impacts, particularly as users lean on the system more heavily over time. PWA App Icon Badging.

Media 145

Media Games Education Engineering 145

Randon ASCII

AUGUST 16, 2018

As usual I had UIforETW running in the background, tracing to circular buffers, so I just had to type Ctrl+Win+R and the buffers, representing the last thirty seconds or so of system activity, were saved to disk. Normally running every 6 ms is enough to make a program responsive, but for some reason it wasn’t making any progress.

Programming 75

Programming Virtualization Code Processing 75

SQL Server According to Bob

JANUARY 11, 2020

This will help you increase system performance and avoid I/O environment errors. Important When planning, deploying, and maintaining a Microsoft SQL Server installation, ensure that the I/O system supports all the factors outlined in this article. The modifications persist even in the event of a system failure.

Servers 40

Servers Cache Media Hardware 40

Brendan Gregg

JANUARY 16, 2018

OSes usually show you virtual memory and resident memory, shown as the "VIRT" and "RES" columns in top. Short durations can be useful for understanding how well a WSS will fit into the CPU caches (L1/L2/L3, TLB L1/L2, etc). That's the working set size. It is used for capacity planning and scalability analysis. Consider these overheads.

Cache 40

Cache Latency C++ Programming 40

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

Enprowess

MARCH 10, 2022

Each time front-end programming is required for your web app, the Angular vs React debate occurs among front-end developers. It has used Angular to create the PayPal checkout system that contains essential features such as a payment review page and adding MasterCard pages. Angular Use Cases: PayPal. Performance in Angular and React.

Development 52

Development Google Open Source Servers 52

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

Nick Desaulniers

NOVEMBER 20, 2016

Now that we have our static library, we can statically link it to our program and see the resulting symbols. The -fpic option converts absolute addresses to relative addresses, which allows for different processes to load the library at different virtual addresses and share memory. bin # system installed binaries like nm, gcc. ???

C++ 48

C++ Programming Code Virtualization 48

Smashing Magazine

JUNE 30, 2021

iOS empowers developers to easily parallelize code using Grand Central Dispatch , Android does this via their new, unified task scheduler WorkManager and game engines like Unity have job systems. On design systems, CSS/JS and UX. The Actor Model’s most popular incarnation is probably in the programming language Erlang.

Games 145

Games Architecture Code C++ 145

SQL Server According to Bob

DECEMBER 31, 2018

protected virtual void Dispose(bool bDisposing) { if (true == bDisposing) { m_MatchingTree.Dispose(); m_MatchingTree = null; if (null != iBytesRead = s.Read(bData, 0, c_iMaxReadSize); } }. . // Do we need to start the read-ahead to suck data into file system cache if (iCookie > -1) { tReadAhead.Start(iCookie); } }.

Efficiency 40

Efficiency Code Servers Cache 40

Smashing Magazine

JULY 8, 2021

This method of modularization allows for efficient program development and easy debugging and modification in our application. In his upcoming online workshop The TypeScript Masterclass , Stefan Baumgartner will dive into type systems and how to use them well when writing JavaScript. This is the virtual node of Vue.js.

Speed 132

Speed Processing Development Code 132