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Drill

Slow, with CPU to spare

The thumbnail service is slow but its CPU is half idle. Fix it in one move.

2 minEasy

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  1. Users
  2. Web API
From step 1 — Read every bar on the server card.

What you'll be able to do

  1. 1Find which resource — CPU, memory or connections — limits a server under load.

Inside the lesson

steps
2
questions
0
simulation
1

Step 1 · The setup

Pixel's thumbnail service answers in about 11 ms instead of 5. Its server card reads CPU 46% — and memory 89%.

Step 2 is for members