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February 20, 2018 7:49PM
At Cloudflare we like Go. We use it in many in-house software projects as well as parts of bigger pipeline systems. But can we take Go to the next level and use it as a scripting language for our favourite operating system, Linux?...
October 23, 2015 3:24PM
Compression is one of the most important tools CloudFlare has to accelerate website performance. Compressed content takes less time to transfer, and consequently reduces load times....
October 09, 2015 11:26AM
In a previous post we discussed the performance limitations of the Linux kernel network stack. We detailed the available kernel bypass techniques allowing user space programs to receive packets with high throughput....
June 16, 2015 2:47PM
Last week during a casual conversation I overheard a colleague saying: "The Linux network stack is slow! You can't expect it to do more than 50 thousand packets per second per core!"...
July 11, 2014 2:00PM
This was an internal email that I sent to the CloudFlare team about how we are not afraid to throw away old code. We thought it was worth sharing with a wider audience....
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February 13, 2014 1:00AM
On Monday we mitigated a large DDoS that targeted one of our customers. The attack peaked just shy of 400Gbps. We've seen a handful of other attacks at this scale, but this is the largest attack we've seen that uses NTP amplification....
