Re: How important is SCTERC?

[Ram Ramesh <rramesh2400@gmail.com>]

On 04/28/2017 07:18 AM, Phil Turmel wrote:
> On 04/27/2017 11:35 PM, Ram Ramesh wrote:
>> Experts,
>>
>> I ordered a couple of 6TB drives from goHarddrive that claimed to be NAS
>> suitable, but SMART shows that they do not support
>> scterc. I want to replace two of my 3TB drives with these in mdadm
>> raid6. I can get a replacement or return, but want to avoid the hassle,
>> if I am not seious danger.
> Depends on "serious".  I would return for exchange with proper NAS
> drives.  And report the vendor for false advertising.
>
>> I do run tler.sh that sets 180s timeout for drives that do not have
>> scterc from /etc/rc.local. Am I putting my data in serious danger? I
>> only have videos and tv recordings in this md which can be replaced with
>> significant effort (about 12TB of movies and tv shows will take some
>> time to copy from my DVDs/BDs)
> The 180-second timeout is a band-aid, not a solution.  Keep in mind that
> your array will appear to be frozen for up to three minutes any time you
> have a URE.  That will have application side-effects and especially
> consequences from impatient users.
>
> Phil

I am quite unhappy with the vendor and wanted to make sure that I am not 
overreacting. Thanks. I have started the return process. Hopefully, that 
is all there is to it.

Ramesh