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by dijit 1098 days ago
I was keen on migrating to ARM, but there seems to be no benefits from doing so on GCP; I'm open to be wrong here.

From what I understand they're using Ampere Altra, which have single thread performance similar to Skylake; but the cost is equivelant or worse than the x86 e2 series.

e2-standard-4: USD 97.84/mo

t2a-standard-4: USD 112.42/mo

(sustained use discounts apply to neither).

EDIT: I see you're in Denmark and are operations focused. I am too operations focused and just across the bridge in Malmö, maybe we could hang out.

4 comments

Yeah sorry I should have been more clear. Currently the ARM instances in GCP when you use them as spot basically never get interrupted. We’re big into GKE so use them as a preferred node group for interruptible pods. I assume due to the pricing you mentioned usage is very low.

So basically any background jobs or big batch processing jobs that required a lot of CPU time. We have multi-arch container builds so if we can’t scale out the ARM node group not a problem, go back to x86. But it was worth the optimizing to get effectively always available spot instances.

Yeah always open to meet up with folks. I’m on mastodon at matdevdug@c.im.

The real hidden gems of GCP are the 90% off spot instances in a lot of regions for e.g. N2D.

ARM makes 0 sense on GCP if you can use those.

T2A vCPUs are full cores though right? While E2 and most other instances are hyperthreads.
Actually I’m in Sweden. Of course we could hang out in sometime. Just cross the bridge. Here’s my email emeries-atolls.0w@icloud.com