Re: [OT] SATA vs. SCSI
On Friday 28 October 2005 05:10, Miquel van Smoorenburg wrote:
>In article <[🔎] 200510272325.53231.gene.heskett@verizon.net>,
>
>Gene Heskett <gene.heskett@verizon.net> wrote:
>>On Thursday 27 October 2005 20:59, Allan Wind wrote:
>>>On 2005-10-27T19:33:22-0400, Gene Heskett wrote:
>>>> Our first foray into using a scsi based commercial server resulted
>>>> in its getting converted to ata disks fairly rapidly as the scsi
>>>> raid lost a drive at 2 week intervals. A single big atapi/eide
>>>> drive turned out to be faster, and a heck of a lot more reliable.
>>>
>>>While I feel for you, it's not a good idea to make decisions based on
>>> a single installation. If you have disks dying every 2 weeks,
>>> something else was up. Heat would be my first guess. Seagate, I
>>> think, had a batch of bad SCSI drives recently.
>>
>>This was back when scsi drives were 8GB max, so quite a bit of water
>> has passed by now.
>
>If I've learned one thing about disks in the last few years, it's
>that you should never ever buy the largest disks available.
>
>I remember when 2 GB SCSI was common and 4 GB was brand-new, we
>bought 4 GB disks. Lots of problems with heat, reliability ..
>replaced them with 2 2 GB disks each, problem gone. Seagate, BTW.
>
>I've seen the same pattern over the years with both SCSI and IDE
>disks. Just buy disks half the size of the current maximum capacity.
>Those models have the kinks worked out.
>
>One other thing is that lots of people don't get SCSI termination
>right. And that can cause lots of trouble that you don't have
>with ATA/SATA, including things like (apparently, but not
>really) failing disks.
And I've written several chapters of that bible myself. Even the
so-called engineers don't always 'get it right' :-)
>Mike.
--
Cheers, Gene
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