Brendan Gregg

APRIL 14, 2022

offer letter logo (2014). flame graphs (2014). eBPF tools (2014-2019). 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. PMC analysis (2017).

Java 142

Java Cloud Cache AWS 142

Brendan Gregg

MARCH 16, 2024

Only in extreme circumstances does the cost (in processor time and I-cache footprint) translate to a tangible benefit - circumstances which usually resort to hand-coded assembly anyway. You're just saving a pushl, movl, an series of operations that (for obvious reasons) is highly optimized on x86.

Java 137

Java Cache Google Hardware 137

Brendan Gregg

AUGUST 29, 2021

Reads usually have apps waiting on them; writes may not (write-back caching). C Process Name = java Kbytes : count distribution 0 -> 1 : 0 | | 2 -> 3 : 0 | | 4 -> 7 : 0 | | 8 -> 15 : 31 | | 16 -> 31 : 15 | | 32 -> 63 : 15 | | 64 -> 127 : 15 | | 128 -> 255 : 1682 | *|. Counting cache functions. This is "cache busting."

Cache 78

Cache C++ AWS Java 78

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. It was the most challenging job among those I interviewed for.

Java 52

Java Cache Cloud AWS 52

Speed Curve

JUNE 14, 2021

To overcome some of these challenges, we built our own Java-based player, complete with caching, content compression, and even bandwidth detection so it could switch between video, audio, and text versions of a course depending on network speed. Ultimately the business didn’t survive the dotcom bust, but it lit a spark.

Retail 52

Retail Internet Internet Education 52

Brendan Gregg

AUGUST 29, 2021

Reads usually have apps waiting on them; writes may not (write-back caching). This is a 64-Gbyte memory system, and 48 Gbytes is in the page cache (the file system cache). Along with the numbers from the problem statement, this gives me a theory: Do the 100-Gbyte files bust the page cache, whereas 40-Gbyte files fit?

Cache 40

Cache C++ AWS Systems 40

Percona

JUNE 4, 2023

MariaDB retains compatibility with MySQL, offers support for different programming languages, including Python, PHP, Java, and Perl, and works with all major open source storage engines such as MyRocks, Aria, and InnoDB. GA 31 March 2014 10.0.10 In-development for MySQL 8.0 (now now a release candidate) In-development for MySQL 8.0 (now

Open Source 52

Open Source Servers Storage Scalability 52