Brendan Gregg

SEPTEMBER 5, 2021

They claimed that the ZFS file system was consuming 30% of CPU capacity. I summarized this case study at [Kernel Recipes] in 2017 and have shared the full story here. ## 1. These included a breakdown of CPU time into percentages for "usr" (user: applications) and "sys" (system: the kernel). Ahh, it makes sense now.

Cache 141

Cache Cloud Code Java 141

The Netflix TechBlog

SEPTEMBER 13, 2021

Written by Jose Fernandez , Arthur Gonigberg , Julia Knecht , and Patrick Thomas In 2017, Netflix Studios was hitting an inflection point from a period of merely rapid growth to the sort of explosive growth that throws “how do we scale?” into every conversation. Examples include legacy mTLS and various webhook schemes?.

Internet 227

Internet Internet Cloud Traffic 227

Tech News Gather

NOVEMBER 22, 2022

In the past, when it came to Android Application Development, Java ruled the world. The application world began to move forward after Google announced Kotlin as the new programming language for Android Apps at the 2017 I/O conference. Java is now widely regarded as an antiquated programming language that does not support modernization.

Development 52

Development Java Programming Google 52

Brendan Gregg

APRIL 14, 2022

offer letter logo (2014) flame graphs (2014) eBPF tools (2014-2019) PMC analysis (2017) my pandemic-abandoned desk (2020); office wall I joined Netflix in 2014, a company at the forefront of cloud computing with an attractive work culture. Netflix has been the best job of my career so far, and I'll miss my colleagues and the culture.

Java 52

Java Cloud Cache AWS 52

Brendan Gregg

SEPTEMBER 25, 2021

CLI tools The Cassandra systems were EC2 virtual machine (Xen) instances. 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. Maybe Java is calling it more often for some reason.

Speed 40

Speed Java AWS Virtualization 40

Percona

JUNE 4, 2023

This blog post was originally published in November 2017 and was updated in June 2023. Before we dive into the differences between MariaDB and MySQL, we will provide a thorough examination of each relational database management system (RDBMS). What is MariaDB? What is MySQL?

Open Source 52

Open Source Servers Storage Scalability 52

Brendan Gregg

SEPTEMBER 5, 2021

They claimed that the ZFS file system was consuming 30% of CPU capacity. I summarized this case study at Kernel Recipes in 2017; it is an old story that's worth resharing here. These included a breakdown of CPU time into percentages for "usr" (user: applications) and "sys" (system: the kernel).

Cache 52

Cache Cloud Java Tuning 52

Brendan Gregg

SEPTEMBER 5, 2021

They claimed that the ZFS file system was consuming 30% of CPU capacity. I summarized this case study at [Kernel Recipes] in 2017; it is an old story that's worth resharing here. ## 1. These included a breakdown of CPU time into percentages for "usr" (user: applications) and "sys" (system: the kernel). Ahh, it makes sense now.

Cache 40

Cache Cloud Code Java 40

SQL Server According to Bob

JANUARY 28, 2018

Resource Manager – Database, File System, with ACID capabilities. The Java application starts an XA transaction with the XA enabled TM. This means there are no DTC components available for SQL Server 2017 on Linux. Microsoft specific implementation for DTC using (OLE-TX). X/Open Standard for TM to RM communications and behavior.

Servers 40

Servers Azure Engineering Java 40