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Book · 2013

Systems Performance: Enterprise and the Cloud

by Brendan Gregg

A production service is degrading and nobody can say why, so you reach for the book that turns 'it feels slow' into a flame graph pointing at the actual line.

13
Total mentions
11
Unique Reddit accounts
case-insensitively deduplicated across the selected corpus
417
Total upvotes
sum of comment scores across recognized mentions — consensus weight; never changes rank
Positive
Excerpt sentiment
4 positive — 4 of 8 excerpts take a position
4
Subreddits
where it's mentioned

What does Reddit think of Systems Performance: Enterprise and the Cloud?

Thirteen mentions across seven years is not much of a sample, so treat what follows as a handful of specific endorsements rather than a verdict. What's consistent is that nobody hedges. The ↑35 r/ExperiencedDevs comment leads with 'if you've not read it, this is a good book,' then attaches a real example: a performance-tuning task the commenter solved with it. The ↑27 r/programming comment calls it 'extremely useful for tuning the performance,' full stop. By the ↑16 comment, the book has stopped being a specific title and become a stand-in for its author: 'basically any Brendan Gregg book' does the job, with BPF Performance Tools named as the interchangeable alternative. r/devops's other top excerpts are generic career-book lists that may or may not name this exact title in the parts not shown here. What's visible is narrow. What's visible is also unanimous.

Community feedback & reader fit

Themes

  • · Endorsed as a hands-on fix for a specific production performance problem, not a general read
  • · A very small sample size across seven years, concentrated in r/devops and r/ExperiencedDevs
  • · The author's name becoming interchangeable with the title, 'any Brendan Gregg book'
  • · Grouped with BPF Performance Tools as the same author's toolkit, not a competing pick

Common praise

  • + The ↑35 comment backs its recommendation with an actual performance-tuning task the commenter solved.
  • + The ↑27 comment calls it 'extremely useful for tuning the performance,' no qualifiers attached.
  • + The ↑16 comment shorthands the whole recommendation to 'any Brendan Gregg book,' treating the author as the guarantee.

Common criticism

  • − The sample here is too thin to call this a consensus pick, whatever the sentiment score says.
  • − Every displayed excerpt is a recommendation; if anyone's pushed back on it, that pushback isn't in the top-upvoted comments.

Who it's for

This isn't a book people mention casually. If you're diagnosing an actual production performance problem and not just studying for an interview, the ↑35 account is the closest thing to a case study you'll find in these threads. Ops and backend engineers who already reach for Brendan Gregg's BPF Performance Tools will find this the companion volume, not a substitute. Given how rarely it comes up, expect a small cluster of people who used it and didn't regret it, not a wide public verdict.

Mentions over time

Q2 2019 peak: 2/qtr Q1 2025

Top subreddits

Which Reddit comments matter for Systems Performance: Enterprise and the Cloud?

The most relevant excerpts across the subreddits where this book is mentioned — opinionated, argued takes first, then top-upvoted mentions. Click through to read the full thread.

“

This is a normal feeling. FAANG are able to hire so many experienced devs who already know how to run production systems, so it's easy to feel a ton of pressure to keep up. There are a lot of good books on the topic: * Designing Data-Intensive Applications is good for the concepts of systems * Site …

r/ExperiencedDevs ↑ 96 Not scored
“

I am currently in the process of preparing for FAANG interviews with 4 YoE. Instead of doing side projects I simply bit the bullet and started learning these foundational technologies and concepts. I hope that my resume speaks for itself and I can impress with my strong basics. Books I can recommend…

r/devops ↑ 86 Not scored
“

These are the ones that Facebook Production Engineering gave me in 2014 after I accepted. There isn't that much of a difference in terms of interviews. W. Richard Stevens - Advanced Programming in the UNIX Environment Mike Gancarz - Linux and the Unix Philosophy Eric S. Raymond - Art of UN…

r/devops ↑ 38 Not scored
“

If you've not read it; this is a good book: ​ Some examples that spring to mind: Task was to try and increase performan…

r/ExperiencedDevs ↑ 35 positive
“

I'm going to be blunt here, don't take it personal Yeah Im a hiring manager and looked at it how I look at resumes "for real" and I would have moved on very quickly. For one, while I'd love to hire junior employees in a remote work environment it's very difficult and ends up taking up a lot of the…

r/devops ↑ 30 Not scored
“

Great write-up. On a side note, I have found the book "Systems Performance: Enterprise and the Cloud" by Brendan Gregg extremely useful for tuning the Performance.

r/programming ↑ 27 positive
“

I would add to this: 1. Linux Kernel Development - Robert Love: while you may not necessarily need to know kernel programming, it’s a good overview of the kernel internals and makes you think deeper about the code you write. 2. Systems Performance by Brendan Gregg - fantastic book to diagnose and u…

r/ExperiencedDevs ↑ 19 positive
“

If you don't mind ebooks O'Reilly has their entire catalog for 50$ a month. My personal suggestions, the latter being more advanced and niche: * Practice of System and Network Administration * UNIX and Linux System Administration Handbook 5th Edition * Time Management for System Administrators * Lin…

r/sysadmin ↑ 17 Not scored
“

Sadly, there likely won't be a new one. That being said those books aren't man pages and I'd suggest that they retain most of their value even if some details are slightly dated. Finally, some similar (for some fuzzy definition) books …

r/sysadmin ↑ 16 Not scored
“

I personally prefer these books: Ansible for DevOps, Jeff Geerling Ansile for AWS, Jeff Geerling Ansible for Kubernetes, Jeff Geerling [ht…

r/devops ↑ 12 Not scored
“

I really liked Systems Performance by Brendan Gregg.

r/ExperiencedDevs ↑ 11 positive

What else does r/ExperiencedDevs read?

Other books mentioned in the same sub, ranked. Shared-sub overlap with this title breaks ties.

Systems Performance: Enterprise and the Cloud — frequently asked

Is Systems Performance by Brendan Gregg worth reading?+

Among the few who mention it, yes, without reservation. The ↑35 r/ExperiencedDevs comment opens with 'if you've not read it, this is a good book' and backs it with a real tuning example, and the ↑27 r/programming comment calls it 'extremely useful.' No dissent shows up in the displayed excerpts.

Is Systems Performance the same book as BPF Performance Tools?+

No, they're companions by the same author. The ↑16 comment shorthands both as 'basically any Brendan Gregg book' for performance fundamentals, treating them as an interchangeable pair rather than one replacing the other.

How popular is Systems Performance on Reddit?+

Not very, by volume, only thirteen tracked mentions across seven years, mostly in r/devops and r/ExperiencedDevs.