Re: Loud "pop" coming from hard drive on reboot

[Stephen Clark <Stephen.Clark@seclark.us>]

Chuck Ebbert wrote:

> Stephen Clark wrote:
>  
>
> > Mark Lord wrote:
> >
> >    
> >
> > > Mark Lord wrote:
> > >
> > >
> > >      
> > >
> > > > With the patch applied, I don't see *any* new activity in those
> > > > S.M.A.R.T.
> > > > attributes over multiple hibernates (Linux "suspend-to-disk").
> > > >  
> > > >        
> > > Scratch that -- operator failure.  ;)
> > > The patch makes no difference over hibernates in the SMART logs.
> > >
> > > It's still logging extra Power-Off_Retract_Count pegs,
> > > which it DID NOT USED TO DO not so long ago.
> > >
> > > Now I'll poke at the shutdown again.
> > >
> > > Meanwhile, Stephen:  Could you try without this line in the patched file:
> > >
> > >       case ATA_16:
> > > +               dev->needs_sync_cache = 1;
> > >
> > > Ie. comment out that last "dev->needs_sync_cache" line.
> > >
> > >
> > >      
> > No joy - even with that line commented out I get a click and my
> > Power-Off_Retract_Count has incremented.
> >
> >    
>
> I found a solution of sorts on Fedora 6:
>
>
> Edit /etc/rc0.d/S01halt, changing the third-from-last line so it reads:
>
> HALTARGS="-d -h -n"
>
> Then use the halt(8) command to shut down and turn off the power manually.
> No click and the "retract" counter does not increment. (Even this procedure
> incremented the counter until I changed the script.)
>
> Seems safe, using the IDE drivers, since they sync the cache anyway.
>
>
>  
Hi Chuck,

I got a chance to try this and it works for me also. No pop and my 
retract counter does not increment.

Steve

--

"They that give up essential liberty to obtain temporary safety, 
deserve neither liberty nor safety."  (Ben Franklin)

"The course of history shows that as a government grows, liberty 
decreases."  (Thomas Jefferson)



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