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--- doc:appunti:hardware:raspberrypi_nas_smart_hard_disk [2021/04/16 17:11] – [smartctl] niccolo
+++ doc:appunti:hardware:raspberrypi_nas_smart_hard_disk [2021/04/16 17:17] – [hdparm] niccolo
@@ Line 99: / Line 99: @@
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-Regardless of the APM level, we can set the hard disk **Standby timer** (spindown) after 30 minutes of inactivity. See **man hdparm** for explanation of the number following the **%%-S%%** option (it seems that there is not way to know the timeout once you have set it):
+Regardless of the APM level, we can set the hard disk **Standby timer** (spindown) after 30 minutes of inactivity. See **man hdparm** for explanation of the number following the **%%-S%%** option (the granularity of the timer up to 20 minutes is 5 seconds, above that threshold it is 30 minutes). It seems that there is not way to know the timeout once you have set it.
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