Parking garages are generally hotter then hell or balls cold in my
experience.


Josh Luthman
Office: 937-552-2340
Direct: 937-552-2343
1100 Wayne St
Suite 1337
Troy, OH 45373

On Wed, May 11, 2016 at 7:31 PM, Eric Kuhnke <[email protected]> wrote:

> The temperature sensor location on a 6503/6506/6509 isn't really at the
> 'raw' air intake, so it's showing warmer than it should be, but yes that
> cabinet gets warm...  It's a couple of hundred watts heat load in a
> ventilated box. I would estimate the actual intake air temperature if you
> were to measure it manually with a thermometer is 26-27C on the right side
> of the 6503 as you're facing the front.
>
> The parking garage is pretty much the ambient air temperature of the city
> it's located in, but not exposed directly to sunlight.
>
> On Wed, May 11, 2016 at 4:26 PM, Josh Luthman <[email protected]
> > wrote:
>
>> 104F air intake?  No way!!!
>> On May 11, 2016 7:15 PM, "Eric Kuhnke" <[email protected]> wrote:
>>
>>> Here's a chart from 2014, it's the air intake temperature sensor for a
>>> cisco 6503 in a wall mounted cabinet 9' in the air in a parking garage. The
>>> daily cycles are the ambient air temperature in the garage changing.
>>>
>>>
>>>
>>> On Wed, May 11, 2016 at 4:04 PM, Keefe John <[email protected]>
>>> wrote:
>>>
>>>> We do 75 degrees
>>>>
>>>>
>>>>
>>>> On 5/11/2016 5:51 PM, Robert Andrews wrote:
>>>>
>>>>> This is related to the lubricant that is used in the drives.   Seagate
>>>>> is to blame..   They discovered higher spindle speeds require lubricants
>>>>> that like higher temps...   There is a secondary effect due to the way 
>>>>> that
>>>>> magnetized materials flip and hold at higher temps.   Again, my data may 
>>>>> be
>>>>> old as I worked in that industry 20 years ago..
>>>>>
>>>>> On 05/11/2016 02:58 PM, Chuck McCown wrote:
>>>>>
>>>>>> Yep, hot is good according to Google. Somewhere there is a rotating
>>>>>> media study that shows they last longer at higher temps.  Who woulda
>>>>>> thunk.
>>>>>>
>>>>>> -----Original Message----- From: Josh Reynolds
>>>>>> Sent: Wednesday, May 11, 2016 2:48 PM
>>>>>> To: [email protected]
>>>>>> Subject: Re: [AFMUG] Data center temperatures
>>>>>>
>>>>>> Ours is at 68deg F, and we monitor dewpoint and humidity ranges.
>>>>>>
>>>>>> However...
>>>>>>
>>>>>> http://www.geek.com/chips/googles-most-efficient-data-center-runs-at-95-degrees-1478473/
>>>>>>
>>>>>>
>>>>>> On Wed, May 11, 2016 at 3:37 PM, Josh Luthman
>>>>>> <[email protected]> wrote:
>>>>>>
>>>>>>> Just curious what the ideal temp is for a data center.  Our really
>>>>>>> nice
>>>>>>> building that Sprint ditched ranges from 60 to 90F (on a site
>>>>>>> monitor).
>>>>>>>
>>>>>>
>>>>>>
>>>>
>>>
>

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