On 28/05/2012 15:49, Aneurin Price wrote:
> On 26 May 2012 13:31, Ivailo Karamanolev<ivail...@gmail.com> wrote:My guess would be that the disk understands how to read the partition
>> Performance will be affected, I am using these drives with ashift 12 and I
>> am very happy with the performance, but have no benchmark data. Resilience
>> and data safety are basically not affected.
> Seagate do *claim* that their SmartAlign technology allows their 4k
table when you write it and adjusts the old-style 63-sector alignment to
+1 to iron it out.
I wouldn't bank on it doing it right every time, though.
> I'm likely to buy one or two of those in the coming months - does4KB random read/write test using iozone should be reasonably telling.
> anyone have any suggestions on how to test this? I imagine I could
> create a new single-disk pool and benchmark it, then repeat with a
> different ashift value, but what tests would be relevant?
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