[CentOS] Raid5 issues

Ruslan Sivak rsivak at istandfor.com
Tue May 1 20:29:46 UTC 2007


>>> Would letting it cool off fix things, or should I call in for warranty?
>>>     
>>
>> Array creation creates a lot of activity for the drives, and it could
>> cause them to overheat. Or cause energy flutuation if the PSU isn't
>> powerfull enough, but I'd expect PSU problems when booting, not when
>> writing/reading.
>>
>> I have an older system where I have to keep DMA disabled for my drives
>> or the system locks when cron starts updatedb or someone copies a large
>> file, thus my suspicion that your drives are also overheating.
>>
>> About calling in for the warranty, I'd first try hddtemp
>> (http://www.guzu.net/linux/hddtemp.php) and if the temperature does
>> rise, then some more fans. :)
>>   
>
> I tried to get hddtemp, but alas, no compiler available in rescue 
> mode.  I will try Knoppix.
>
I just ran Knoppix and ran hddtemp, and it says that the drive is not in 
the DB, but is reporting a temperature of 36C for that drive, which is 
within the normal operating temperature of 32° F to 140° F. 

Russ



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