⚡ DCSpeedTest

What is Bufferbloat and Why It's Ruining Your Zoom Calls

High speed but bad lag? You likely have bufferbloat. Learn what it is and how to fix it with SQM QoS.

⚡ DCSpeedTest
500 Mbps

You run a speed test: 500 Mbps. Great. You jump into Valorant: 30ms ping. Great. Then your roommate opens Netflix, and suddenly your ping spikes to 300ms.…

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❓ Pergunta

How much speed do you sacrifice by enabling SQM to fix bufferbloat?

About 5-10% of your maximum speed — SQM intentionally slows your connection slightly so the router's buffer never gets full in the first place.

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⚡ DCSpeedTest

The Reason You Lag When Someone Watches Netflix

You run a speed test: 500 Mbps. Great. You jump into Valorant: 30ms ping. Great. Then your roommate opens Netflix, and suddenly your ping spikes to 300ms. Why?

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⚡ DCSpeedTest
10%

SQM is the only real cure. It intentionally slows down your max speed by about 5-10% to ensure the router's buffer never gets full. It keeps the "fast…

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❓ Pergunta

What's the threshold for calling bufferbloat 'severe' using the idle-vs-loaded ping test?

The gap between idle and loaded ping: under 30ms added latency is acceptable, 30-100ms is problematic, and over 100ms makes real-time apps unusable — the…

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⚡ DCSpeedTest

The Queue Problem

Bufferbloat happens when your router buffers too much data. It tries to be helpful by holding onto packets so none are lost, but for gaming, a delayed packet is…

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❓ Pergunta

How much can enabling SQM actually cut loaded latency?

Most users see loaded latency drop from 200ms+ down to under 20ms after enabling SQM with the target bandwidth set to about 95% of their measured download…

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⚡ DCSpeedTest

The Fix: SQM (Smart Queue Management)

SQM is the only real cure. It intentionally slows down your max speed by about 5-10% to ensure the router's buffer never gets full. It keeps the "fast lane" open…

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✅ Veredito

High speed but bad lag? You likely have bufferbloat. Learn what it is and how to fix it with SQM QoS.

Read the Full Guide →