Percona

OCTOBER 12, 2023

The idea behind this is to speed up cluster resources such as garbage collection, reduce image transfer over the network, and accelerate the application launch. Manual flame graphs collection Although the tool is excellent and automatically provides flame graphs, we don’t have much control over tuning the selected profiler.

Code 109

Code Tuning C++ Benchmarking 109

Adrian Cockcroft

JUNE 21, 2022

The early days at Sun Cambridge were special, I absorbed a lot about networking and the technical side of the role from my fellow systems engineer Martin Baines, and we were driving all over the region in cool company cars (I had a Citroen BX 16V) selling a really hot product. Rich Pettit is one of the best programmers I ever met.

Tuning 52

Tuning Benchmarking Engineering C++ 52

Smashing Magazine

DECEMBER 2, 2021

JVM Programming Advent Calendar. Created by Eric Wastl, this is an advent calendar of small programming puzzles for a variety of skill sets and skill levels that can be solved in any programming language you like. Tune in each day for an article that explores the wide range of topics in system administration.

Design 108

Design Development Programming Website 108

Dynatrace

SEPTEMBER 28, 2021

A high defect escape rate indicates processes need improvement and more automation, and a lower rate (preferably close to zero) indicates a well-functioning testing program and high-quality software. This metric helps you determine the effectiveness of your testing procedures and the overall quality of your software.

DevOps 200

DevOps Metrics Traffic Efficiency 200

O'Reilly

JULY 25, 2023

The inspiration (and title) for it comes from Mike Loukides’ Radar article on Real World Programming with ChatGPT , which shares a similar spirit of digging into the potential and limits of AI tools for more realistic end-to-end programming tasks. Setting the Stage: Who Am I and What Am I Trying to Build?

Programming 98

Programming Code Design Benchmarking 98

Adrian Cockcroft

JUNE 2, 2023

One example is that Netflix launched it’s streaming service in 2007, just at the point when the cost of streaming a movie over the network (which was dropping fast) became less than the cost of shipping a DVD. We’re already seeing the beginning of this direction with conversational programming and operations tooling like DoTheThing.ai

Social Media 98

Social Media Innovation Open Source Entertainment 98

Brendan Gregg

OCTOBER 8, 2018

Syscall count by program bpftrace -e 'tracepoint:raw_syscalls:sys_enter { @[comm] = count(); }'. bcc is powerful but laborious to program. Internally, bpftrace uses a lex/yacc parser to convert programs to AST, then llvm IR actions, then BPF. Pages paged in by process bpftrace -e 'software:major-faults:1 { @[comm] = count(); }'.

C++ 110

C++ Virtualization Programming Latency 110

Rigor

JANUARY 13, 2020

These are the bestsellers in the web performance field, including the good old Speed Up Your Site (2003) by Andy King; Steve Souders’ Even Faster Web Sites (2009) ; Ilya Grigorik’s High Performance Browser Networking (2013) ; Tammy Everts’ Time is Money (2016) ; and a handful of more recent publications. Time is Money.

Performance 75

Performance Social Media Website Website Performance 75

Brendan Gregg

APRIL 30, 2018

Apart from networking, attending conferences like LISA in person is an effective way to upgrade your skills: you can block out work interruptions and absorb new knowledge that's been neatly summarized into sessions. To learn more about how LISA has evolved, browse last year's LISA17 conference program , and see the slides and talk videos.

DevOps 43

DevOps Network Best Practices Programming 43

Brendan Gregg

APRIL 29, 2018

Apart from networking, attending conferences like LISA in person is an effective way to upgrade your skills: you can block out work interruptions and absorb new knowledge that's been neatly summarized into sessions. To learn more about how LISA has evolved, browse last year's LISA17 conference program , and see the slides and talk videos.

DevOps 40

DevOps Network Best Practices Programming 40

KeyCDN

SEPTEMBER 20, 2018

Not all back-end errors affect the user experience, but keeping track of them can prove helpful when tuning your app. For instance, that’s why here at KeyCDN we offer a bounty program for users that find security bugs within our application. Every website or app should provide a way for users to report bugs.

Strategy 67

Strategy Monitoring Website Google 67

Rigor

SEPTEMBER 11, 2019

One of the top players in web performance, Ilya is a web performance engineer at Google, co-chair of the W3C Web Performance Working Group , and author of High Performance Browser Networking. He has a keen interest in web technologies, performance tuning, security, and the practical use of technology. Doug Sillars. Doug Sillars.

Performance 89

Performance Education Google Website 89

Brendan Gregg

OCTOBER 7, 2018

Syscall count by program bpftrace -e 'tracepoint:raw_syscalls:sys_enter { @[comm] = count(); }'. bcc is powerful but laborious to program. Internally, bpftrace uses a lex/yacc parser to convert programs to AST, then llvm IR actions, then BPF. Pages paged in by process bpftrace -e 'software:major-faults:1 { @[comm] = count(); }'.

C++ 40

C++ Virtualization Programming Latency 40

HammerDB

FEBRUARY 25, 2021

This is why the choice of programming language is so important from the outset. For simplicity, we do not include networking or transaction management middleware in this discussion because although important in the real world they do not affect the key concepts. Database benchmarking in parallel. CREATE PROCEDURE [dbo].[slev].

Programming 67

Programming Benchmarking Virtualization C++ 67

The Netflix TechBlog

APRIL 29, 2019

Open Connect Open Connect is Netflix’s content delivery network (CDN). video streaming) takes place in the Open Connect network. The network devices that underlie a large portion of the CDN are mostly managed by Python applications. If any of this interests you, check out the jobs site or find us at PyCon. are you logged in?

Open Source 279

Open Source Network Infrastructure Big Data 279

Dynatrace

MAY 15, 2020

When designing network segmentation programs that can help restrict lateral movement of bad actors across your infrastructure, understanding the design and flows of critical applications, whether on premise, in the cloud or containers is essential. Auto tracing of requests made to public networks.

Government 226

Government DevOps Infrastructure Network 226

VoltDB

MAY 2, 2017

Promoting the replica cluster is the fastest way to return the database to availability, but it can involve some data loss because the replica cluster receives changes asynchronously from the master cluster, and will lag behind, typically by some fraction of a second, depending on the geographic distance and network capacity.

Hardware 40

Hardware Database Servers Tuning 40

O'Reilly

NOVEMBER 28, 2023

And everyone has opinions about how these language models and art generation programs are going to change the nature of work, usher in the singularity, or perhaps even doom the human race. AI users say that AI programming (66%) and data analysis (59%) are the most needed skills. Many AI adopters are still in the early stages.

Open Source 108

Open Source Artificial Intelligence Google Infrastructure 108

The Morning Paper

JUNE 27, 2019

The thrust of the argument is that there’s a chain of inter-linked assumptions / dependencies from the hardware all the way to the programming model, and any time you step outside of the mainstream it’s sufficiently hard to get acceptable performance that researchers are discouraged from doing so. Challenges optimising whole programs.

Systems 87

Systems Tuning Programming Innovation 87

Tim Kadlec

FEBRUARY 22, 2008

I believe my wife is probably looking forward to it as much as I am, if only for the fact that once it is over she no longer has to hear every little update from me about panel programming and new social events. In fact, ideally I’d like to go to several each year. Decisions, decisions.

Programming 40

Programming Tuning Design Network 40

Percona

OCTOBER 18, 2023

The findings from our 2023 Open Source Database Report highlight that a substantial 42% of all database instances are now licensed through community-supported open source models, and GitHub reports that over 30% of Fortune 100 companies have established open source program offices (OSPO) to coordinate and manage their open source initiatives.

Open Source 91

Open Source Database Hardware Strategy 91

Tasktop

MAY 24, 2021

Citing the Navy’s “leadership factory”, he encouraged attendees to focus on tuning a system for building leaders, to give them the responsibility and ownership to hone their skills and come back “stronger” from missions. The right leader matters, as retired Admiral John Richardson attested. I want to dig into this further.

DevOps 91

DevOps Metrics Healthcare Innovation 91

Percona

AUGUST 30, 2023

Those parameters taken from the specific data directory initialization, which overrides the built-in parameters, can be checked like this: select name,setting from pg_settings where source='override'; This override includes some of the calculated auto-tune values for that environment. But another database might be an OLAP system.

Database 101

Database Servers Open Source Tuning 101

Alex Russell

MARCH 31, 2022

Like every other successful platform, the web operates on a finely tuned understanding of risk and trust , and deprecations are particularly explosive. [2] De-duplication can prevent multiple copies on disk, but we're out of luck on reducing network costs. Trust Falls #. What does this mean? In short, a copyright and patent minefield.

Cache 82

Cache Government Traffic Network 82

All Things Distributed

NOVEMBER 29, 2017

After this, there is often a long process of training that includes tuning the knobs and levers, called hyperparameters, that control the different aspects of the training algorithm. We also recently announced the Amazon ML Solutions Lab, which is a program to help you accelerate your use of ML in products and processes.

Tuning 94

Tuning AWS Scalability Infrastructure 94

Smashing Magazine

AUGUST 9, 2021

It also, however, takes a full network round trip to complete before anything else can be done on a connection. Finally, QUIC also uses so-called flow-control and congestion-control mechanisms that prevent a sender from overloading the network or the receiver, but that also make TCP slower than what you could do with raw UDP.

Transportation 145

Transportation Internet Internet Network 145

Smashing Magazine

JANUARY 5, 2022

Prioritize Networking Over Pushing Pixels. Prioritize networking over pushing pixels. I was the go-to guy at the university for helping with Adobe Flash, because I spent my evenings bumping into every possible error message that could appear while I worked with the Flash program, and then I’ve learned all the solutions.

Design 127

Design Social Media Website Best Practices 127

O'Reilly Software

APRIL 4, 2018

The data shape will dictate capacity planning, tuning of the backbone, and scalability analysis for individual components. The low-level streaming implementations of the mentioned engines require specialized knowledge in order to program new applications. What message process warranty level do we require? At least once? At most once?

Architecture 80

Architecture Scalability Google Operating System 80

O'Reilly

OCTOBER 11, 2022

As a trend, it’s not performing well on Google; it shows little long-term growth, if any, and gets nowhere near as many searches as terms like “Observability” and “Generative Adversarial Networks.” Is special-purpose training to fine-tune a model’s behavior an option? As a trend, we’re openly skeptical about Hyperautomation.

Games 116

Games Healthcare Processing Retail 116

SQL Server According to Bob

JANUARY 11, 2020

For specific information on I/O tuning and balancing, you will find more details in the following document. SQLIOStress.exe The SQLIOStress test program (version 4.00.020 and later) contains special patterns to detect stale-read/lost-write problems quickly. This could manifest itself in many ways, including sync failures.

Servers 40

Servers Cache Media Hardware 40

SQL Server According to Bob

JANUARY 11, 2020

url=/library/en-us/fileio/fs/sparse_files.asp ) ​​ on the ​​ Microsoft Developer Network ​​ (MSDN). ​​ See ​​ the SQL Server Always On Storage Solution Review program ​​ ( [link] s ql/AlwaysOn ) ​​ for newer information about this topic.

Servers 40

Servers Cache Database Media 40

High Scalability

NOVEMBER 25, 2019

To add elasticity, reliability and durability, these data centers are connected to Google Cloud platform using high speed, secure Google Interconnect network. As events are immutable we were caching them in Memcache for 12 hours but even them downloading the same events so many times from Memcache was causing network issues.

Architecture 52

Architecture Cache Azure Storage 52

Percona

JANUARY 14, 2019

Public API as -a-service has become a good business model: examples include social networks like Facebook/Twitter, messaging as a service like Twilio, and even credit card authorization platforms like Marqeta. And the results are (here I’m grouping words for each year): For “programming” subreddit: ??year???words??????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????

Database 40

Database Analytics Blockchain Healthcare 40