f3probe: add page (#3039)

pages/common/f3probe.md

@@ -0,0 +1,16 @@
+# f3probe
+
+> Probe a block device (e.g. a flash drive or a microSD card) for counterfeit flash memory.
+> Homepage: <https://github.com/AltraMayor/f3>.
+
+- Probe a block device:
+
+`f3probe {{path/to/block_device}}`
+
+- Use the minimum about of RAM possible:
+
+`f3probe --min-memory {{path/to/block_device}}`
+
+- Time disk operations:
+
+`f3probe --time-ops {{path/to/block_device}}`