Month: novembra 2022 - blog Quantum Hosting®

Nebezpečenstvo vlastnej 404-stranovej

One customer running a single WordPress was using a 4x vCPUs instance on Amazon AWS®. But the CPU and load usage were so high, with no apparent reasons (the number of visitors was reasonable). Avšak: each 404 triggered a huge CPU and bandwidth consumption! A test was conducted and the 404 was replaced by aread more »

Zlý objav Amazon AWS®

This is the CPU monitoring usage on an EC2 instance in Ireland (t3a.xlarge). Two things to notice:-the graph has an average of 40% of white background (it does not reach the full 400% CPU height)-there was a maximum of 46% CPU stealwhich is the red part (this should not be above 2%).In total:… read more »

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