Brendan Gregg

FEBRUARY 28, 2023

I'm now program co-chair for SREcon 2023 APAC, and our 2023 conference is June 14-16 in Singapore. And now, helping bring USENIX conferences to Australia by giving the first keynote: I could not have scripted or expected it. The call for participation ends on March 2nd 23:59 SGT!

Performance 110

Performance Latency Cache Virtualization 110

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. Exploring How Triggers Impact MySQL Memory Allocation MySQL stores active table descriptors in a special memory buffer called the table open cache. What is a Trigger in MySQL?

Cache 59

Cache Database Games Healthcare 59

ACM Sigarch

MAY 31, 2023

using Compute Express Link or CXL), organizing memory components for optimal performance, adapting system software traditionally designed for homogeneous memory systems, and developing memory abstractions and programming constructs for HCM management.

Latency 52

Latency Hardware Cache Architecture 52

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

I'm now program co-chair for SREcon 2023 APAC, and our 2023 conference is June 14-16 in Singapore. And now, helping bring USENIX conferences to Australia by giving the first keynote: I could not have scripted or expected it. It was a great privilege. The call for participation ends on March 2nd 23:59 SGT!

Performance 52

Performance Latency Cache Virtualization 52

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. The performance of React improves because of the Virtual DOM algorithm. Caching of individual modules.

Open Source 52

Open Source Virtualization Programming Servers 52

SQL Server According to Bob

DECEMBER 18, 2018

Device level flushing may have an impact on your I/O caching, read ahead or other behaviors of the storage system. FILE_FLAG_NO_BUFFERING is the Win32, CreateFile API flags and attributes setting to bypass file system cache. FILE_FLAG_NO_BUFFERING is the Win32, CreateFile API flags and attributes setting to bypass file system cache.

Servers 90

Servers Media Cache Storage 90

The Morning Paper

DECEMBER 8, 2019

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. The starting point is a set of three asumptions for an NVM-based programming model: Compared to traditional persistent media, NVM is fast.

Hardware 56

Hardware Programming Media Storage 56

Brendan Gregg

AUGUST 18, 2019

bpftrace uses BPF (Berkeley Packet Filter), an in-kernel execution engine that processes a virtual instruction set. The probe specifies what events to instrument, the filter is optional and can filter down the events based on a boolean expression, and the action is the mini program that runs. There's no filter. Variable Description.

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

ScaleOut Software

JULY 21, 2020

For more than fifteen years, ScaleOut StateServer® has demonstrated technology leadership as an in-memory data grid (IMDG) and distributed cache. Designed to help scalable applications deliver high performance, it stores live, fast-changing data in memory (DRAM) for fast updates and retrieval. The Challenges with Parallel Queries.

Analytics 52

Analytics Airlines Cache Scalability 52

ScaleOut Software

JULY 21, 2020

For more than fifteen years, ScaleOut StateServer® has demonstrated technology leadership as an in-memory data grid (IMDG) and distributed cache. Designed to help scalable applications deliver high performance, it stores live, fast-changing data in memory (DRAM) for fast updates and retrieval. The Challenges with Parallel Queries.

Analytics 52

Analytics Airlines Cache Scalability 52

ACM Sigarch

FEBRUARY 23, 2018

It is much more difficult to publish truly risky, revolutionary research due to implicit filters in what gets funded and what makes it past a program committee. Virtualization, for instance, was being addressed by IBM in the 1960s. However, a similar near term bias exists in academia. Discounting the Past.

Architecture 47

Architecture Cache Hardware Virtualization 47

KeyCDN

MARCH 28, 2019

List of Best Backend Frameworks In this list of best backend framework we didn’t want to stick to 1 single programming language. Phoenix uses a combination of tried and true technologies with the fresh ideas of functional programming. Instead, we wanted to showcase the best backend frameworks from various languages.

Programming 77

Programming Website Scalability Design 77

KeyCDN

JANUARY 23, 2020

This helps developers decide when to increase server disk space and power or whether or not using a virtual cloud server is optimal. These are often referred to as profilers and are available for all types of programming languages. These tools can show scaleability reports that indicate whether the current infrastructure is adequate.

Strategy 72

Strategy Metrics Monitoring Servers 72

Randon ASCII

AUGUST 16, 2018

When a Windows program stops pumping messages there will be ETW events emitted to indicate exactly where this happened , so those types of hangs are trivial to find. Normally running every 6 ms is enough to make a program responsive, but for some reason it wasn’t making any progress. But apparently Chrome kept on pumping messages.

Programming 75

Programming Virtualization Code Processing 75

Randon ASCII

OCTOBER 15, 2018

A long-standing correctness bug in the Windows file cache: Compiler bug? App Verifier causes your program to run more slowly, both because allocations are now more expensive and because the page-aligned allocations mean that your CPU’s cache is mostly neutered. Linker bug? Windows Kernel bug. Supporting information.

Processing 57

Processing Cache Programming Virtualization 57

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. 16.570 403.66 32.980 403.66

Cache 71

Cache Latency C++ Programming 71

The Morning Paper

APRIL 2, 2019

known good state of a trustworthy program). A d -degree polynomial can be evaluated in d steps in a Horner-rule program. Theorem 3 asserts that no program can use both fewer than storage words and time units in an honest one-time evaluation of Horner(H). carefully chosen computation over M and R and the nonce.

Software 40

Software Software Programming Hardware 40

Alex Russell

APRIL 29, 2021

Now in development in WebKit after years of radio silence, WebXR APIs provide Augmented Reality and Virtual Reality input and scene information to web applications. Provides support for "unread counts", e.g. for email and chat programs. PWA App Icon Badging. Not available for web apps added to the home screen on iOS.

Media 145

Media Games Education Engineering 145

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. 16.570 403.66 32.980 403.66

Cache 40

Cache Latency C++ Programming 40

SQL Server According to Bob

JANUARY 11, 2020

Stable media is commonly physical disk storage, but other devices and certain caching facilities qualify as well. Many high-end disk subsystems provide high-speed cache facilities to reduce the latency of read and write operations. This cache is often supported by a battery-powered backup facility.

Servers 40

Servers Cache Media Hardware 40

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. ar -d libhello.a clang main.o clang main.c clang main.c

C++ 48

C++ Programming Code Virtualization 48

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. React’s performance has dramatically improved after introducing the virtual DOM in the framework. Meanwhile, all virtual DOM trees are lightweight and designed on a server, reducing the load on the browser.

Development 52

Development Google Open Source Servers 52

SQL Server According to Bob

JANUARY 11, 2020

Time of Last Access The time of last access is a caching ​​ algorithm ​​ that enables ​​ cache ​​ entries to be ordered by their ​​ access times.

Servers 40

Servers Cache Database Media 40

ACM Sigarch

NOVEMBER 1, 2019

Alongside more traditional sessions such as Real-World Deployed Systems and Big Data Programming Frameworks, there were many papers focusing on emerging hardware architectures, including embedded multi-accelerator SoCs, in-network and in-storage computing, FPGAs, GPUs, and low-power devices. ATC ’19 was refreshingly different.

Architecture 12

Architecture Hardware Cache Storage 12

Smashing Magazine

JUNE 30, 2021

First and foremost, this allows you to implement arbitrarily complex caching behavior, but it has also been extended to let you tap into long-running background fetches, push notifications, and other functionality that requires code to run without an associated page. Concurrency Model #1: Actors. Nothing is slow (or fast) until you measure.

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); } }. Start(); }.

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. This is the virtual node of Vue.js. It accepts the following arguments: el. This is the element node we have attached the directive to. It contains helpful properties that change the behavior of the directive.

Speed 132

Speed Processing Development Code 132