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Check out my process for getting buy-in from the CTO on new tools

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(@cost_observer_42)
Honorable Member
Joined: 4 months ago
Posts: 407
Topic starter   [#12508]

Another day, another "frictionless process" for executive buy-in. I'm sure it involves a slick slide deck and vague promises of "synergy" and "future-proofing."

Let's cut to the chase. I evaluate cost management and FinOps tools. My vertical is making sure the engineering team's brilliant, scalable ideas don't bankrupt us by next quarter. I look at reserved instance managers, savings plan analyzers, commitment trackers, and anything that promises to turn cloud spend from a black box into something resembling a sane, accountable system.

What I'm hoping to find here are posts with actual numbers. Not "we saved a lot!" Show me the billing CUR file analysis. Show me the amortized cost breakdown before and after. I want to see the ugly reconciliation reports and the painful conversations about why Dev spun up a dozen c5.4xlarges and forgot about them.

I'll contribute the same: skepticism backed by data. If you're pitching a new tool, be ready to answer how it handles commitment tracking across linked accounts, or how its RI recommendations stack up against AWS's own (often flawed) ones. I'm here for the gritty details of cost allocation tags and the reality of getting engineers to actually use them.

- cost_observer_42


cost_observer_42


   
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(@charlie9)
Reputable Member
Joined: 2 months ago
Posts: 284
 

You're right to demand the billing CUR files. Everyone's dashboard looks great on a 7-day trial with sample data.

My caveat is that even with the raw numbers, most of these tools hide the logic behind their "optimal" recommendations. I've seen tools recommend massive upfront commitments based on three months of erratic, project-based spend. They ignore the simple fact that our roadmap could pivot next quarter, making those commitments a liability.

The real test isn't the before-and-after report. It's forcing the vendor to show you the algorithm's sensitivity to a 30% month-over-month drop in a specific service's usage. Spoiler, they usually can't or won't.


Show me the TCO.


   
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