Brendan Gregg

DECEMBER 22, 2019

In the video I explained how I arrived at tracing __iwl_dbg() in this way, and how you can follow a similar approach for tracing unfamiliar code. This is not my best code, since I hacked it in a hurry, but here it is: #!/usr/bin/python Embedded C. # # Tone generation from: [link] # # 29-Apr-2019 Brendan Gregg Created this.

C++ 102

C++ Education Java AWS 102

Testsigma

APRIL 23, 2021

Simform (as of 2019) stated that an average user has at least 40 apps installed on their phones while millennials have around 67 apps. It also supports the testing of native, hybrid, and mobile web apps across various programming languages like Java, Ruby, C#, Javascript, PHP, Python.

Testing Tools 86

Testing Tools Mobile Testing Open Source 86

Brendan Gregg

SEPTEMBER 25, 2021

Was there some other program consuming CPU, like a misbehaving Ubuntu service that wasn't in CentOS? There's no Java stack—there should be a tower of green Java methods—instead there's only a single green frame or two. This is how Java flame graphs looked at the time.

Speed 52

Speed Java AWS Virtualization 52

Brendan Gregg

DECEMBER 21, 2019

In the video I explained how I arrived at tracing __iwl_dbg() in this way, and how you can follow a similar approach for tracing unfamiliar code. This is not my best code, since I hacked it in a hurry, but here it is: #!/usr/bin/python Embedded C. # # Tone generation from: [link] # # 29-Apr-2019 Brendan Gregg Created this.

C++ 52

C++ Education Java AWS 52

Brendan Gregg

DECEMBER 21, 2019

In the video I explained how I arrived at tracing __iwl_dbg() in this way, and how you can follow a similar approach for tracing unfamiliar code. This is not my best code, since I hacked it in a hurry, but here it is: #!/usr/bin/python Embedded C. # # Tone generation from: [link] # # 29-Apr-2019 Brendan Gregg Created this.

C++ 52

C++ Education Java AWS 52

Brendan Gregg

SEPTEMBER 25, 2021

Was there some other program consuming CPU, like a misbehaving Ubuntu service that wasn't in CentOS? There's no Java stack—there should be a tower of green Java methods—instead there's only a single green frame or two. This is how Java flame graphs looked at the time. 30.14% in the middle of the flame graph.

Speed 40

Speed Java AWS Virtualization 40

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. How long your piece of JavaScript takes to finish depends on how fast the device is that your code is running on.

Games 145

Games Architecture Code C++ 145

HammerDB

JUNE 27, 2022

What programming languages does HammerDB use and why does it matter? Given the increasing importance of open source and the widespread use of HammerDB, the TPC adopted HammerDB in 2019 and now hosts the project on GitHub. As a result, HammerDB was able to scale beyond other database workload applications. Adoption by the TPC.

Benchmarking 62

Benchmarking Open Source C++ Cache 62

Testsigma

OCTOBER 31, 2019

Recently, top QA consultancy companies QASymphony and TechWell surveyed mid-size and large-size enterprises for insights into the QA Automation trends of 2019. When the environment, development code and manual test processes gain stability, we can start thinking about bringing automated testing in the project. Data-Driven Tests.

Testing 40

Testing Testing Tools Open Source Programming 40

O'Reilly

FEBRUARY 18, 2020

It’s the single most popular programming language on O’Reilly, and it accounts for 10% of all usage. Growth is still strong for such a large topic, but usage slowed in 2018 (+13%) and cooled significantly in 2019, growing by just 7%. In programming, Python is preeminent. Still cloud-y, but with a possibility of migration.

Software Architecture 134

Software Architecture DevOps Data Engineering Architecture 134

The Netflix TechBlog

DECEMBER 11, 2020

We had our first Studio applications consuming the federated graph, without any performance degradation, by the end of the 2019. This gives us access to Netflix’s Java ecosystem, while also giving us the robust language features such as coroutines for efficient parallel fetches, and an expressive type system with null safety.

Architecture 249

Architecture Best Practices Engineering Open Source 249