Of fraggles, smurfs and sad little robots
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Links 2021-9-2

Sep 2, 2021

  • Brendan Gregg investigates slow large file uploads: On a 64g ram machine he finds that the operating system’s page cache is busted for big files the microservice is sometimes trying to upload to s3 (>100gb)
  • Another one from Brendan tracking down a slack app crash bug in linux: Neat to see the exercise of him going through different hypotheses and then figuring out how to validate them. A few failures and then success! This is how it always is.

Of fraggles, smurfs and sad little robots

  • Of fraggles, smurfs and sad little robots
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