Matt Fleming @fleming_matt

Co-founder @nyrkio. Systems Engineer @Cloudflare. Former Linux Kernel EFI maintainer. (Operating ∪ Database ∪ Distributed) ∩ Systems. https://t.co/xfl3eh0rSu codeblueprint.co.uk UK Joined June 2011

Tweets

5K
Followers

2K
Following

545
Likes

6K

Cindy Sridharan @copyconstruct

3 months ago

Full report for yesterday’s Google outage - not feature flagging a new code path - null pointer crashing a binary when reading empty fields from Spanner - remediation causing a thundering herd as there was no exponential backoff - which required manual throttling to recover from

17 148 2K 197K 1K

Download Image

Simon Eskildsen @Sirupsen

3 months ago

we are looking for a p99 engineer to work on infra/autoscaling/k8s tooling for the 10s of clusters (soon 100s) we run across all 3 clouds. dm me

5 17 133 18K 36

InfoQ @InfoQ

6 months ago

Practical Benchmarking: How To Detect Performance Changes in Noisy Results bit.ly/4iog2z8 by @fleming_matt

0 4 17 2K 5

felipehuici @felipehuici

7 months ago

Happy to announce we're growing our team 🚀 We're looking for folks to help us build out our backend infrastructure. If Golang is your native tongue, and distributed systems, system admin and high performance/efficiency are your cup of tea (or coffee!) please apply. Come on over…

Unikraft Cloud @UnikraftCloud

7 months ago

3 4 16 6K 1

2 8 37 5K 6

ScyllaDB @ScyllaDB

8 months ago

João Lima & @fleming_matt will explain the design & architecture of Cloudflare's boot infrastructure, the decisions made to help it scale, & how it allows customization while maintaining trust. Don't miss this one at Monster Scale Summit! ow.ly/nNqn50UElPk #ScyllaDB

0 2 5 1K 1

Download Video

Micah Learns @micahlerner

10 months ago

I've been catching up on CS papers from the past six months, and wow...DBLP is so awesome. It makes it so easy to find all of the papers in a single place. Great example from Networked Systems Design and Implementation (NSDI): dblp.org/db/conf/nsdi/n…

0 14 67 4K 47

Download Image

Jens Axboe @axboe

10 months ago

Uncached buffered IO is back, after a 5 year hiatus. Simpler and cleaner now. Up to 65-75% improvement, at half the CPU usage on my system. And none of the nonsense of the unpredictability of the page cache. See commit 1 and 3 for read/write perf data. git.kernel.dk/cgit/linux/log…

6 38 287 36K 124

Pekka Enberg @penberg

10 months ago

I presented my talk on "Deterministic Simulation Testing" yesterday. If you missed the stream, here's a recording: youtube.com/live/29Vz5wkoU… Thanks @bebraw and @Future_Frontend for co-organizing and the awesome audience for first Systems from HEL!

2 14 100 8K 72

Brendan Gregg @brendangregg

10 months ago

AI Flame Graphs: Showing what's actually running on the HW and how we got there. Uses Intel EU stall profiling and eBPF. brendangregg.com/blog/2024-10-2…

5 122 514 35K 202

Download Image

Alexander Podelko @apodelko

10 months ago

Last chance to submit papers to the International Conference on #Performance Engineering (#ICPE2025 - May 5-9, 2025 in Toronto ) - the deadline is Nov 01, 2024 for both the Research and Industry tracks . Please check icpe2025.spec.org for details.

0 4 2 1K 1

Jörg Rödel @joergroedel

10 months ago

We are seeking a skilled Linux Kernel Security Expert to join our world class kernel team. Apply now and make a difference: jobs.suse.com/us/en/job/7100… #LinuxJobs #SUSE #Hiring

0 1 0 299 0

Matt Fleming @fleming_matt

10 months ago

The essence of software optimisation explained in a single tweet.

0 0 5 690 0

Matt Fleming @fleming_matt

10 months ago

sch_ext is the feature I’m most excited about in Linux 6.12

Johannes Bechberger @parttimen3rd

10 months ago

sch_ext is the feature I’m most excited about in Linux 6.12

0 4 25 4K 23

0 4 8 1K 1

Wagner Franchin @wagnerjfr

10 months ago

I'm glad my small contribution, which may help more people start using @nyrkio, was accepted and merged. Thank you, @h_ingo and @fleming_matt! medium.com/itnext/how-to-… github.com/nyrkio/nyrkio/…

1 3 1 391 0

Alex Watt @alexcwatt

11 months ago

Nice talk about spotting performance regressions with change point detection from @fleming_matt at #p99conf

1 2 8 1K 1

Download Image

Matt Fleming @fleming_matt

11 months ago

This is happening right now. Im also on the live chat for Q&A

P99CONF @P99CONF

11 months ago

This is happening right now. Im also on the live chat for Q&A

0 0 8 2K 1

Download Image

0 2 11 855 1

Wagner Franchin @wagnerjfr

11 months ago

How to Deploy Nyrkiö Locally Using #Docker A Step-by-Step #Guide to Help You Get the Application Up and Running #Performance #Testing @Docker @nyrkio medium.com/itnext/how-to-…

1 3 3 481 0

ICPE 2025 @ICPEconf

11 months ago

🥳 #ICPE2025 submission deadline has been extended: Research track abstracts: Oct 25, 2024 (AoE) (extended) Research track papers: Nov 01, 2024 (AoE) (extended) Industry track abstracts: Oct 25, 2024 (AoE) (extended) Industry track papers: Nov 01, 2024 (AoE) (extended)