Add metrics for size of ingested data #887

Job	Run time
build_and_test (tls, linux, amd64)	1m 8s
build_and_test (tls, linux, arm64)	51s
build_and_test (tls, darwin, amd64)	32s
build_and_test (tls, darwin, arm64)	54s
build_and_test (tls, windows, amd64)	4s
build_and_test (tls, windows, arm64)	3s
build_and_test (admin, linux, amd64)	54s
build_and_test (admin, linux, arm64)	59s
build_and_test (admin, darwin, amd64)	31s
build_and_test (admin, darwin, arm64)	54s
build_and_test (admin, windows, amd64)	5s
build_and_test (admin, windows, arm64)	2s
build_and_test (api, linux, amd64)	51s
build_and_test (api, linux, arm64)	51s
build_and_test (api, darwin, amd64)	30s
build_and_test (api, darwin, arm64)	52s
build_and_test (api, windows, amd64)	4s
build_and_test (api, windows, arm64)	3s
build_and_test (cli, linux, amd64)	53s
build_and_test (cli, linux, arm64)	48s
build_and_test (cli, darwin, amd64)	30s
build_and_test (cli, darwin, arm64)	49s
build_and_test (cli, windows, amd64)	49s
build_and_test (cli, windows, arm64)	42s
	14m 39s

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