Re: [Wg-test-framework] oseleta[01] apparent BIOS bug (or maybe hardware problem)

["Paul L. George" <pgeorge@xxxxxxxxxx>]

Ian,
When rebooting the updated BIOS mother boards oseleta1 failed with a mother 
board  error.  Dell support will be out with a new mother board Monday.  You 
might have been fighting a hardware problem after all.

I will keep you posted.

Sent from my iPhone
Paul l. George
508-450-9332

PLG Enterprises, Inc.
42 East Main Street
Westborough, MA 01581


> On Apr 9, 2015, at 9:51 PM, Paul L. George <pgeorge@xxxxxxxxxx> wrote:
> 
> Ian,
> Good news on the rimava0/1 power supply failures.  I decided to void the 
> warranty and take the power supplies apart to see what failed and to see if 
> they were identical component failures.  Both 5 Amp 250v input fuses were 
> blown.  It looks like the power supplies were overloaded.
> 
> As per SuperMicro engineering the ATX power supplies that were used with the 
> previous MSI motherboards were not sufficient for the Supermicro 
> motherboards. 
> 
> The new motherboards require a modern up to date ATX power supply with a 
> solid 24 pin power connector.  They must adhere to the ATX spec exactly or 
> the supply will overload.
> 
> I ordered new supplies that are designed to work with these motherboards.
> 
> I suspect the fact that they were in a hotter environment plus the fact that 
> I had already plugged in the Network cables, pushed them over the edge.  The 
> bench area we tested them on is very poorly (COLD) heated and very well 
> ventilated.  They might have worked forever on that bench.  In the winter you 
> have to ware a coat to work back there for any length of time.  Our hosting 
> servers are the basic heat source.
> 
> We are going to reposition these server to above the ARM crate.  It is just 
> too hard to work on these servers while laying in my belly on the floor.
> -------------------------------------------
> 
> We updated the oseleta 0/1 BIOS to 2.3.0.  We power fail tested these servers 
> and then rebooted 20+ times without error.
> 
> We will try to get them back into the rack by Monday or sooner.  We will 
> check the BIOS settings to make sure all the settings are correct after the 
> update.
> 
> Sent from my iPhone
> Paul l. George
> 508-450-9332
> 
> PLG Enterprises, Inc.
> 42 East Main Street
> Westborough, MA 01581
> 
> 
>> On Apr 9, 2015, at 10:30 AM, Ian Jackson <Ian.Jackson@xxxxxxxxxxxxx> wrote:
>> 
>> Paul L. George writes ("Re: oseleta[01] apparent BIOS bug (or maybe hardware 
>> problem)"):
>>> Can I load anything I want on these systems while I have them on the bench?
>> 
>> Yes, go ahead.
>> 
>> Ian.

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