Topic

Virtualisation Resource Contention

Performance loss inside a virtual guest caused by the host or other tenants competing for CPU, storage or network, visible to the guest mainly through indirect signals such as steal time.

Current clusters

build1 publisher

A pinned vCPU disappears into a 12.5 percent average on an eight-vCPU guest

A dev.to runbook for slow Linux virtual servers orders the read-only evidence, putting timestamps, per-CPU sampling and /proc/pressure ahead of any load test, because utilisation hides the waiting that users feel.

Publishers:dev.to

Reality

Evidence58
Adoption: Insufficient
Hype gap−10
Incentives20
Confidence55