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A Word on Garbage CollectionWhen you care about throughput, the virtualization tax is high ParNew GC Effectiveness 300 225 150 75 0 MB Collected Bare Metal EC2 XL

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  • A perfect storm of growth, EC2, painful lessons learned\n
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  • 3.15x garbage 43% of the time \n
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  • CODE\n
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  • CODE\n
  • CODE\n
  • CODE\n
  • CODE\n
  • CODE\n
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  • ZK demo\n
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  • ZK demo\n
  • ZK demo\n
  • ZK demo\n
  • ZK demo\n
  • ZK demo\n
  • ZK demo\n
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  • Single thread, 1MB buffer vs. 8K buffer on a single channel\n
  • Single thread, 1MB buffer vs. 8K buffer on a single channel\n
  • Single thread, 1MB buffer vs. 8K buffer on a single channel\n
  • Single thread, 1MB buffer vs. 8K buffer on a single channel\n
  • Single thread, 1MB buffer vs. 8K buffer on a single channel\n
  • Single thread, 1MB buffer vs. 8K buffer on a single channel\n
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  • 84 bytes per connection is GB of bandwidth per month\n
  • 84 bytes per connection is GB of bandwidth per month\n
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  • 6.5k for one TLS negotiation, 1K worth of data\n
  • 6.5k for one TLS negotiation, 1K worth of data\n
  • 6.5k for one TLS negotiation, 1K worth of data\n
  • 6.5k for one TLS negotiation, 1K worth of data\n
  • 6.5k for one TLS negotiation, 1K worth of data\n
  • 6.5k for one TLS negotiation, 1K worth of data\n
  • 6.5k for one TLS negotiation, 1K worth of data\n
  • 6.5k for one TLS negotiation, 1K worth of data\n
  • Akamai went from 10s of thousands of connections down to 1000s\n
  • Akamai went from 10s of thousands of connections down to 1000s\n
  • Akamai went from 10s of thousands of connections down to 1000s\n
  • Akamai went from 10s of thousands of connections down to 1000s\n
  • Akamai went from 10s of thousands of connections down to 1000s\n
  • Akamai went from 10s of thousands of connections down to 1000s\n
  • Akamai went from 10s of thousands of connections down to 1000s\n
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  • 64511 max\n
  • 64511 max\n
  • 64511 max\n
  • 64511 max\n
  • 64511 max\n
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