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Autoremediation, ie. auto-replacement, of Cassandra nodes in production at Netflix
(tags: ops autoremediation outages remediation cassandra storage netflix chaos-monkey)
Barbarians at the Gateways – ACM Queue
I am a former high-frequency trader. For a few wonderful years I led a group of brilliant engineers and mathematicians, and together we traded in the electronic marketplaces and pushed systems to the edge of their capability.
Insane stuff — FPGAs embedded in the network switches to shave off nanoseconds of latency.(tags: low-latency hft via:nelson markets stock-trading latency fpgas networking)
Online Algorithms in High-frequency Trading – ACM Queue
one-pass algorithms for computing mean, variance, and linear regression, from the HFT world.
(tags: linear-regression variance mean variability volatility stream-processing online algorithms hft trading)
“Toy Story 2” was almost entirely deleted by accident at one point
A stray “rm -rf” on the main network share managed to wipe out 90% of the movie’s assets, and the backups were corrupt. Horrific backups war story
(tags: movies ops backups pixar recovery accidents rm-rf delete)
The Impossible Music of Black MIDI
excellently bananas. 8.49 million separate musical notes in a single 4-minute-long composition (via Paddy Benson)
(tags: music hardcore black-midi midi composition halp digital via:pbenson)