Dynatrace

MAY 15, 2020

But outdated security practices pose a significant barrier even to the most efficient DevOps initiatives. Think of Smartscape as the visualization of ‘Observability’ across Applications, Services, Processes, Hosts, and Datacenters. Challenge: Monitoring processes for anomalous behavior. And this poses a significant risk.

Government 224

Government DevOps Infrastructure Network 224

The Netflix TechBlog

SEPTEMBER 8, 2020

On the Android team, while most of our time is spent working on the app, we are also responsible for maintaining this backend that our app communicates with, and its orchestration code. Image taken from a previously published blog post As you can see, our code was just a part (#2 in the diagram) of this monolithic service.

Latency 233

Latency Cache Java Traffic 233

The Morning Paper

APRIL 16, 2019

Teaching rigorous distributed systems with efficient model checking Michael et al., Consider the lab exercise to implement Paxos. Luckily, code that is readily model checkable usually corresponds to the kind of code we want students to write — code that is as simple as possible with respect to its state graph.

Systems 43

Systems Efficiency Testing Strategy 43

The Netflix TechBlog

MAY 27, 2020

From failure injection testing to regularly exercising our region evacuation abilities, Netflix engineers invest a lot in ensuring the services that comprise Netflix are robust and reliable. This process includes a write-up of what happened, what mitigations took place, and what follow-up work was discussed.

Engineering 104

Engineering Innovation Systems Architecture 104

SQL Performance

NOVEMBER 30, 2021

Code would have to scan the entire list of buffers for the database, looking for buffers that map pages for the allocation unit in question. If you’re interested, I wrote a post a while back with some T-SQL code that scans the buffer pool and gives some metrics, using the DMV sys.dm_os_buffer_descriptors. ) ; GO.

Efficiency 54

Efficiency Servers Database Cache 54

SQL Performance

JANUARY 12, 2022

Despite the poor performance, working on the solution is an interesting exercise. Use the following code to create the table and populate it with a small set of sample data: DROP TABLE IF EXISTS dbo. ( ID INT NOT NULL IDENTITY ( 1 , 1 ) CONSTRAINT pk_Auctions PRIMARY KEY CLUSTERED , Code CHAR ( 1 ) NOT NULL.

Code 116

Code Servers Performance Azure 116

Percona

AUGUST 8, 2023

Does your traffic increase come with updated code changes that change the queries? In fact, the most common cause of massive CPU increase that I’ve seen isn’t traffic increase; it’s code changes that introduced inefficient revisions to existing queries or new queries. Do these queries use more caches?

Traffic 90

Traffic Cache Monitoring Database 90

SQL Performance

APRIL 14, 2021

I also love his efficient and eloquent writing style. Evaluating earlier solutions, one of the important factors in getting good performance was the ability to employ batch processing. Let’s examine the plans for two of the earlier solutions that utilized batch processing. I love Paul White ’s work. NullBits102400 ; GO.

C++ 112

C++ Servers Testing Code 112

The Agile Manager

JANUARY 31, 2017

They were in consultants in logistics, and they were lamenting how one of their clients was struggling in the wake of a business process change that another firm - a tech consultancy - had agitated for their mutual client to adopt. Distribution is about efficiency, because efficiency translates into price.

Retail 45

Retail Energy Logistics Efficiency 45

Dynatrace

JUNE 1, 2021

However, with today’s highly connected digital world, monitoring use cases expand to the services, processes, hosts, logs, networks, and of course, end-users that access these applications — including a company’s customers and employees. Mobile apps, websites, and business applications are typical use cases for monitoring.

Monitoring 148

Monitoring Mobile Social Media Artificial Intelligence 148

Testsigma

MARCH 6, 2020

Regression testing comprises re-running the test cases of already stable features and finding out if the new code changes attributed to the new release led to any negative impacts on the existing functionalities. Regression checks should start as soon as a new build is released for testing and should be repeated for every new code build.

Best Practices 52

Best Practices Testing Code Testing Tools 52

Alex Russell

AUGUST 30, 2021

Anyone who cares to download and fork the code can do so. " The eventual Blink fork was precipitated by an insurmountable difficulty in doing precisely what Apple suggested to Congress: contributing code upstream to WebKit to enable new features. It's worth assessing these claims from most easily falsified to most contested.

Engineering 98

Engineering Open Source Website Operating System 98

The Agile Manager

AUGUST 31, 2020

I've worked with quite a few companies for which long-lived software assets remain critical to day-to-day operations, ranging from 20-year-old ERP systems to custom software products that first processed a transaction way back in the 1960s. Several things stand out about these initiatives.

Architecture 52

Architecture Code Strategy Programming 52

CSS - Tricks

APRIL 1, 2021

With all of this in mind, I thought improving the speed of my own version of a slow site would be a fun exercise. The code for the site is available on GitHub for reference. This is the process of turning HTML, CSS and JavaScript into a fully fleshed out, interactive website.

Cache 92

Cache Social Media Media Network 92

SQL Performance

JUNE 10, 2020

This month and the next I’m going to cover the physical processing aspects of derived tables. That is, does SQL Server perform a substitution process whereby it converts the original nested code into one query that goes directly against the base tables? Well, I’m oversimplifying a bit.

C++ 109

C++ Database Servers Code 109

SQL Performance

JUNE 10, 2020

This month and the next I’m going to cover the physical processing aspects of derived tables. That is, does SQL Server perform a substitution process whereby it converts the original nested code into one query that goes directly against the base tables? Well, I’m oversimplifying a bit.

C++ 93

C++ Database Servers Code 93

The Agile Manager

DECEMBER 31, 2016

Platforms are conceptually popular with investors: in theory, a platform makes the mundane portions of a business efficient, scalable and adaptable, allowing a company to release the creative talents of its people to pursue growth and innovation. Employees will see replatforming as an exercise in re-creating software.

Innovation 40

Innovation Infrastructure Engineering Software 40

Alex Russell

SEPTEMBER 20, 2020

Circa '07, those web apps were notably slower than native code could be. The world didn't yet have pervasive multi-process browser sandboxing, JS JITs , or metal-speed binary isolation. Sandboxing is now universal (tho quality may differ) and we collectively got savvy about running code quickly while retaining memory safety.

Hardware 64

Hardware Mobile Programming Java 64

The Agile Manager

NOVEMBER 30, 2014

M&A is a great process for creating fees for bankers, and for destroying the value held by shareholders." -- John Authers, writing in the Financial Times Industries tend to go through waves of deal-making. Glossy proclamations of new strategic visions often boil down to a prosaic cost-cutting exercise, or into a failure of implementation."

Airlines 40

Airlines Efficiency Systems Processing 40

The Netflix TechBlog

DECEMBER 23, 2020

This abstraction allows the compute team to influence the reliability, efficiency, and operability of the fleet via the scheduler. We do this for reliability, scalability, and efficiency reasons. There are also more common capabilities that are granted to users like CAP_NET_RAW, which allows a process the ability to open raw sockets.

Media 286

Media Metrics Systems Processing 286

Brendan Gregg

NOVEMBER 13, 2017

Alice is great at fixing hard bugs, writing test suites, doing code merges, and other unglamorous work. Other staff devise processes to work around Bob, reducing the company's efficiency. She should be encouraged to exercise empathy, and to leave others feeling positive and motivated to work harder, rather than demotivated.

Engineering 111

Engineering Energy Technology Technology 111

O'Reilly

JUNE 15, 2023

Efficiency, not human flourishing, is maximized. Governance is not a “once and done” exercise. In his book Voices in the Code , James G. Robinson (now Director of Policy for OpenAI) points out that every algorithm makes moral choices, and explains why those choices must be hammered out in a participatory and accountable process.

Government 98

Government Best Practices Energy Efficiency 98

O'Reilly

OCTOBER 19, 2021

While there isn’t an authoritative definition for the term, it shares its ethos with its predecessor, the DevOps movement in software engineering: by adopting well-defined processes, modern tooling, and automated workflows, we can streamline the process of moving from development to robust production deployments. Who did what and when?

DevOps 138

DevOps Software Engineering Infrastructure Open Source 138

The Agile Manager

OCTOBER 28, 2007

They go on to report that 70% of the cases of these 7 chronic illnesses are preventable through lifestyle change: diet, exercise, avoiding cigarettes and what not. In lifestyle terms, I may avoid certain actions that may cause cancer, but if cancer is written into my genetic code the deck is stacked against me.

Government 40

Government Retail Energy Code 40

The Netflix TechBlog

MARCH 6, 2019

—?Mounting object storage in Netflix’s media processing platform By Barak Alon (on behalf of Netflix’s Media Cloud Engineering team) MezzFS (short for “Mezzanine File System”) is a tool we’ve developed at Netflix that mounts cloud objects as local files via FUSE. Encoding is not a one-time process?—?large We have one file?—?the

Media 214

Media Storage Processing Cache 214

Strategic Tech

DECEMBER 12, 2019

In the real world we can be vague about our business rules and processes. We have to specify with great precision in code exactly what our business rules are, and the computer will apply them exactly as we tell it to. We can make exceptions or we can bypass a few steps to accommodate special circumstances that we never anticipated.

Healthcare 10

Healthcare Software Architecture Database Software 10

The Netflix TechBlog

OCTOBER 21, 2019

Engineers have built cost-efficient applications on top of Mantis to quickly identify issues, trigger alerts, and apply remediations to minimize or completely avoid downtime to the Netflix service. Instead, we should process and serve events one at a time as they arrive. every second counts during an outage.

Open Source 148

Open Source Metrics Engineering Processing 148

The Netflix TechBlog

OCTOBER 21, 2019

Engineers have built cost-efficient applications on top of Mantis to quickly identify issues, trigger alerts, and apply remediations to minimize or completely avoid downtime to the Netflix service. Instead, we should process and serve events one at a time as they arrive. every second counts during an outage.

Open Source 101

Open Source Metrics Engineering Processing 101

The Netflix TechBlog

OCTOBER 21, 2019

Engineers have built cost-efficient applications on top of Mantis to quickly identify issues, trigger alerts, and apply remediations to minimize or completely avoid downtime to the Netflix service. Instead, we should process and serve events one at a time as they arrive. every second counts during an outage.

Open Source 100

Open Source Metrics Engineering Processing 100