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  1. Peter O'Shaughnessy (peter@toot.cafe)'s status on Wednesday, 07-Nov-2018 07:12:43 EST Peter O'Shaughnessy Peter O'Shaughnessy

    "Network was the critical performance bottleneck 10 years, but today it’s CPU, especially given the amount of mobile traffic on lesser-powered devices... As pages get slower, JS is the CPU task that grows the most." - Steve Souders https://discuss.httparchive.org/t/cpu-time-breakdown/1510

    In conversation Wednesday, 07-Nov-2018 07:12:43 EST from toot.cafe permalink

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    1. CPU time breakdown
      from Discuss - HTTP Archive
      Network was the critical performance bottleneck 10 years, but today it’s CPU, especially given the amount of mobile traffic on lesser-powered devices. WebPageTest has awesome CPU data so I created some pie charts. Here’s the query for medians on desktop: SELECT count(*) as numsites, APPROX_QUANTILES( CAST( IFNULL(JSON_EXTRACT(payload, "$['_cpu.BlinkGC.AtomicPhase']"),'0') as INT64), 1001)[SAFE_ORDINAL(501)] AS BlinkGC_AtomicPhase, APPROX_QUANTILES( CAST( IFNULL(JSON_EXTRACT(payload, "$['_cpu.C...
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