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360 Zhihui Cloud Developer
360 Zhihui Cloud Developer
Oct 24, 2024 · Cloud Computing

How to Seamlessly Hot-Migrate VM Disks to a Mixed-Flash Ceph Cluster with QMP

This article details the design, implementation, and results of migrating over 16,000 virtual machine disks from an aging Ceph Luminous cluster to a high‑performance mixed‑flash Ceph cluster using QEMU QMP hot‑swap, achieving a 47.65% reduction in IO latency and enabling cost‑saving decommissioning of legacy storage.

CephHot migrationOpenStack
0 likes · 11 min read
How to Seamlessly Hot-Migrate VM Disks to a Mixed-Flash Ceph Cluster with QMP
Tencent Cloud Developer
Tencent Cloud Developer
Apr 12, 2019 · Cloud Computing

Predictive Modeling for Hot Migration in Cloud Computing Using Ensemble Machine Learning

The study introduces a voting ensemble of Random Forest, AdaBoost, and XGBoost to predict hot‑migration success in cloud environments, achieving 97.44% accuracy and cutting timeout failures by roughly 80%, while quantifying feature importance—primarily CPU, network traffic, and memory—to guide proactive resource allocation.

Hot migrationcloud computingensemble models
0 likes · 11 min read
Predictive Modeling for Hot Migration in Cloud Computing Using Ensemble Machine Learning