Notebook hard disk Load_Cycle_Count is increasing on Ubuntu Server

Bug #320499 reported by Peter Sulyok
6
This bug affects 1 person
Affects Status Importance Assigned to Milestone
acpi (Ubuntu)
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Bug Description

Binary package hint: kernel?, acpi?

Although there is a bugreport (Bug #59695) about similar thing, I have to report it, because it is a different kind of bug.

I use a notebook hard disk (Samsung HM400LI) in my home linux server (Ubuntu 8.10 Server 64-bit version).

After using my server for a while I realized that the Load_Cycle_Count parameter is increasing continuously, if there is no load on the server. In four months it reached the 100000. You can check it with

   smartctl -a /dev/sda

(193. or 225. parameter in the table, it depends on your HD)

Actually Samsung guarantees 600000 number of Load/Unload other manufacturer guarantees the same or probably less (2-3000000). After that, your hard disk can die.

The kernel version is 2.6.27-9 (linux server 64-bit).

Question: How this power management feature could be turned off on the Ubuntu Server edition ?

Peter Sulyok (p-sulyok)
description: updated
Peter Sulyok (p-sulyok)
description: updated
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