cachestat-perf(8) on Linux
The text 1db38eda656f, as Debian 13 (Trixie), Debian 12 (Bookworm), Debian 11 (Bullseye), Debian 10 (Buster), Debian 9 (Stretch) shipped it. The page shows this text now.
Measure page cache hits/misses. Uses Linux ftrace.
Flags it lists
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-D -
-h -
-t