Micrometer 1.6 has a number of improvements that may require some change on our end:

• Support for CloudWatch's highResolution property (Support of high resolution metrics for CloudWatch micrometer-metrics/micrometer#2088 )
• Metrics support for Okhttp (added metrics for OkHttp connection pool micrometer-metrics/micrometer#2066 )
• Commons Pool2 metrics (apache commons pool2 statistics micrometer-metrics/micrometer#1711 )

There is also the SLO meter registry for which we have a PR