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Three hidden GKE optimization opportunities unlocked by Google Cloud VM modernization
Modernizing GKE clusters to N4 VM generations and Hyperdisk Storage Pools can improve throughput per core by 70% and lower total cost by up to 50%.
What: Google's latest N4 instances offer significant performance gains over older N1/N2 hardware, allowing for more dense container orchestration and higher IOPS limits for storage-heavy workloads.
Why it matters: Upgrading core infrastructure components is an under-leveraged lever for reducing cloud spend compared to just autoscaling or right-sizing workloads.
Takeaway: Evaluate migrating existing GKE node pools from N1/N2 to N4 instances and switch to Hyperdisk Storage Pools to unlock performance and cost efficiencies.
Deep dive
- N4 VMs deliver 30-70% higher throughput per core than predecessors.
- Doubled disk IOPS capacity for the same VM footprint.
- Enables higher container density per node.
- Storage pools allow decoupling disk performance from VM size.
- Cost savings estimated at 30-50% for high-throughput database and messaging workloads.
Decoder
- Hyperdisk Storage Pools: A Google Cloud storage service that lets users pre-allocate IOPS and throughput independently from specific VM instances.
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