Add statfs support #13820

Job	Run time
changed_files	6s
towncrier_check	8s
check_if_release_branch	1s
build mirrord CLI	0s
lint	3m 31s
check-rust-docs	1m 0s
integration_tests	7m 38s
lint_markdown	0s
macos_tests	18m 42s
test_agent	3m 11s
test_agent_image	6m 15s
test_cli_image	6m 27s
e2e (docker)	13m 54s
vscode_e2e_on_release_branch	0s
e2e (containerd)	12m 44s
intellij_e2e_on_release_branch	0s
ci	1s
	1h 13m 38s

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