High Scalability

JUNE 22, 2018

. $40 million : Netflix monthly spend on cloud services; 5% : retention increase can increase profits 25%; 50+% : Facebook's IPv6 traffic from the U.S, Charlie Demerjian : what does Intel have planned for their server roadmap? Ultimately, Netflix did end up paying Comcast in 2014 and, surprise surprise, the throttling stopped.

Internet 113

Internet Internet Scalability Artificial Intelligence 113

The Morning Paper

FEBRUARY 11, 2020

In a model for others to follow, the Caddy web server will automatically provision Let’s Encrypt certificates. Apache and Nginx remain the most popular Let’s Encrypt using web servers deployed in the wild though. The Internet Security Research Group. In the beginnning. The last word.

Internet 119

Internet Internet Open Source Transportation 119

Brendan Gregg

SEPTEMBER 25, 2021

These strange questions came to the fore back in 2014 when Netflix was switching services from CentOS Linux to Ubuntu, and I helped debug several weird performance issues including one I'll describe here. This server is spending about a third of its CPU cycles just checking the time! How long does it take to read the time?

Speed 126

Speed Java AWS Virtualization 126

The Polyglot Developer

JANUARY 29, 2015

Since starting this blog in July of 2014, I have had an unexpected amount of growth. So much, that a lot of strain has been placed on my virtual private server (VPS). This is because the server has run out of resources due to traffic spikes or other anomalies.

Monitoring 40

Monitoring Internet Internet Traffic 40

Brendan Gregg

SEPTEMBER 25, 2021

These strange questions came to the fore back in 2014 when Netflix was switching services from CentOS Linux to Ubuntu, and I helped debug several weird performance issues including one I'll describe here. This server is spending about a third of its CPU cycles just checking the time! How long does it take to read the time?

Speed 52

Speed Java AWS Virtualization 52

Brendan Gregg

SEPTEMBER 25, 2021

These strange questions came to the fore back in 2014 when Netflix was switching services from CentOS Linux to Ubuntu, and I helped debug several weird performance issues including one I'll describe here. This server is spending about a third of its CPU cycles just checking the time! How long does it take to read the time?

Speed 40

Speed Java AWS Virtualization 40

Brendan Gregg

SEPTEMBER 5, 2017

Oracle VM Server is based on Xen. I came up with a great demo where I could break Solaris 9 and 10 servers in the same way, then demonstrate how it would take an hour and a reboot cycle to fix Solaris 9, but minutes and no reboot to fix Solaris 10. amazon"). I also wrote and published an entertaining SMF manifest that played music.

Virtualization 76

Virtualization AWS Engineering Hardware 76