[CentOS] Internal RAID controllers question

Digimer
Mon, 09 May 2016 00:31:13 -0000

On 08/05/16 08:12 PM, John R Pierce wrote:
> On 5/6/2016 2:26 PM, Valeri Galtsev wrote:
>> Which internal hardware RAID controllers will survive some future to
come
>> in your estimate. First of all my beloved 3ware finally seems to have
>> passed away. After multiple acquisitions and becoming part of LSI and
>> getting bought with LSI, it probably became non operational. Namely,
the
>> latest 3ware cards have ancient firmware. Neither of them supports 4kn
>> drives. This speaks for itself for me. [Under new ownership] LSI,
though
>> still having new controllers released, and one of their MegaRAID
>> controllers (at least) having support for 4kn drives, still may not
last
>> long (just my feeling, I'd like to hear yours). So, what RAID
controllers
>> will those of us who like to have hardware RAIDs use in some future to
>> come?
>
>
> IMHO, "Hardware" (really embedded firmware) RAID is for Windows
servers,
> since MS Windows has awful integrated software raid (aka 'dynamic
disk',
> truly a mess).   With Linux, I'd rather use LVM, with BSD, ZFS.

"Hardware RAID" can very well include a controller with dedicated
parity
processing, battery/flash backed write caching and other tangible benefits.

--
Digimer
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