Cloud cost
$1.03M / year
Telecom provider, AWS
RDS storage moved from io1 to gp3 at the same IOPS, instances scaled by time of day, Elasticsearch data nodes cut by a third after testing. That one optimization saves $1.03M a year; across several improvements the total is more than $2M.
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Performance
6.5×
US telecom order system
From 20,000 to 130,000 orders in 15 minutes after a three-year performance testing and tuning effort. New product launches no longer cause problems.
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Performance
Days → minutes
National healthcare reporting
Reports that took days to generate now take minutes, after database and SQL optimisation.
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