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Learn from real-world experience running a massive observability platform exclusively on AWS spot instances in this 27-minute conference talk from SREcon25 Europe/Middle East/Africa. Discover the harsh realities and practical challenges of implementing spot instances at scale through candid stories from Maersk's front-line operations. Explore strategies for minimizing disruption from instance evictions, understand the band-aid solutions required to maintain platform stability amid constant infrastructure chaos, and examine the critical issue that ultimately forced a partial migration away from spot instances. Gain honest insights into both the extraordinary cost savings potential and the numerous failure modes encountered when attempting to leverage spot instances for enterprise-scale observability infrastructure, providing valuable lessons for anyone considering similar cost optimization strategies.
