[Novalug] Now: Hard Drives are clean

William Warren hescominsoon@emmanuelcomputerconsulting.com
Sun Jan 14 13:29:40 EST 2007


you shouldn't have to at that point.  The kernel will switch to DMA on 
it's own.

Jay Hart wrote:
> No problem, I'll put the PIO mode to Auto.
> 
> When the PC boots up, how should I add the hdparm option?
> 
> Jay
> 
>> First put them bios back on auto.  Next see what hdparm can do with
>> them.  You should get no less than dma-66 unless the drives are either
>> very old or jut don't like being on the same cable.
>>
>> Jay Hart wrote:
>>> Both HDDs pass all tests without any problems reported.
>>>
>>> So, now I think that the HDD errors reported in dmesg and /var/log/messages
>>> are Linux related.
>>>
>>> You think I should run "noapic" and what other option?
>>>
>>> Jay
>>>
>>>
>>>> It's having problems activating DMA on the drive.  *If the drive passes
>>>> a blockcheck, then it's a DMA implementation problem*.  It could be
>>>> related to the IDE controller or the drive.
>>>>
>>>> You told me the other day you were forcing PIO4 -- this could cause this
>>>> problem depending on how you are doing it.  In PIO4 forced mode (bios?),
>>>> it will PREVENT dma from being activated.
>>>>
>>>> "man hdparm" to adjust the drive accordingly and run hdparm at startup.
>>>>
>>>> Ken
>>>>
>>>> Jay Hart wrote:
>>>>> I'll clarify why I'm using X.
>>>>>
>>>>> I'm trying to downsize the amount of physical space my PCs take up, so I
>>>>> decided to get a couple of mini-itx boxes. I plan on replacing a Sun Ultra
>>>>> 2
>>>>> with one of these boxes, and I plan on replacing a smaller compaq desktop
>>>>> with
>>>>> one particular unit I'm trying to setup now.
>>>>>
>>>>> So, I have this great desire to know how all my hardware works, basically
>>>>> goes
>>>>> back to my days in the Nuclear Navy when not knowing how all my equipment
>>>>> worked could get me killed.
>>>>>
>>>>> Given this, since I am totally unfamilar with the mini-itx line of
>>>>> motherboards, and Migrus, the maker of my board, I'm learning all there is
>>>>> to
>>>>> know about these units. I might be the first person to try to use this
>>>>> particular board under Linux, though I can't be sure, since I haven't
>>>>> found
>>>>> any info on them via google.
>>>>>
>>>>> I think what I have discovered to date will help me out when I buy the
>>>>> second
>>>>> box for my new router/firewall.  I know it will boot and run openbsd, I
>>>>> tested
>>>>> this out first.
>>>>>
>>>>> The only thing I'm really worried about at this time are those disk
>>>>> errors.
>>>>> I'm running checks on my drives now.
>>>>>
>>>>> Jay
>>>>>
>>>>>> Lets clarify this one:
>>>>>>
>>>>>> I posted "noapic"
>>>>>> A P I C = irq routing features
>>>>>> A C P I = power management features
>>>>>> I'm not aware of A P C I (see below).
>>>>>>
>>>>>> One other thing to do is ensure that your BIOS is set to "NO PNP" or
>>>>>> equivalent.  This forces BIOS to handle IRQs.  You should really use
>>>>>> this all the time, even for PnP systems.  Particularly if you implement
>>>>>> "noapic".
>>>>>>
>>>>>> Whenever a video card is switching from standard to frame buffer mode IN
>>>>>> THE CONSOLE during boot and the screen goes black rather than continuing
>>>>>> to display, I find that "noapic" will resolve the issue and the fb mode
>>>>>> displays as expected.
>>>>>>
>>>>>> I too was confused by the "X" questions given that this was slated to be
>>>>>> an E-mail only server.  X is simply a waste of resources *in that
>>>>>> context*, however it may perhaps an unknown requirement of Jay's that we
>>>>>> are not privy too.
>>>>>>
>>>>>> Ken
>>>>>>
>>>>>> gregory pryzby wrote:
>>>>>>> My compaq server was locking up. I turned off apci and it hasn't
>>>>>>> locked since.
>>>>>>>
>>>>>>> On Sat, Jan 13, 2007 at 10:59:37PM -0500, Jay Hart wrote:
>>>>>>>>> Try adding "noapic" to the kernel line.
>>>>>>>> What do you think this would fix?
>>>
>>> _______________________________________________
>>> Novalug mailing list
>>> Novalug@calypso.tux.org
>>> http://calypso.tux.org/cgi-bin/mailman/listinfo/novalug
>>>
>>>
>> --
>> My "Foundation" verse:
>> Isa 54:17  No weapon that is formed against thee shall prosper; and
>> every tongue that shall rise against thee in judgment thou shalt
>> condemn. This is the heritage of the servants of the LORD, and their
>> righteousness is of me, saith the LORD.
>>
>> -- carpe ductum -- "Grab the tape"
>> CDTT (Certified Duct Tape Technician)
>>
>> Linux user #322099
>> Machines:
>> 206822
>> 256638
>> 276825
>> http://counter.li.org/
>> _______________________________________________
>> Novalug mailing list
>> Novalug@calypso.tux.org
>> http://calypso.tux.org/cgi-bin/mailman/listinfo/novalug
>>
> 
> 
> 

-- 
My "Foundation" verse:
Isa 54:17  No weapon that is formed against thee shall prosper; and 
every tongue that shall rise against thee in judgment thou shalt 
condemn. This is the heritage of the servants of the LORD, and their 
righteousness is of me, saith the LORD.

-- carpe ductum -- "Grab the tape"
CDTT (Certified Duct Tape Technician)

Linux user #322099
Machines:
206822
256638
276825
http://counter.li.org/



More information about the Novalug mailing list