Tema: Re: RAID5 Big problem sunkus klausimas
Autorius: easy
Data: 2008-05-08 10:11:43
Nerijus wrote:
> easy wrote:
>> Sigun wrote:
>>> nvidios, intel, via, promise ir t.t. kaip tik ir yra tokie.
>>>
>>> Sig.
>>
>> Нипиздеть!! Pas mane ir dabar sukasi Intelio hardwarinis RAID'as. 
>> Aišku atskira plokštė, su savo procu atmintim...
> 
>     Jo ir jei nera dar ir atskiro autonominio maitinimo, tai veikia n 
> kartu lechiau uzh softwarini raida. (Pakurta kad ir ant to pachio 
> intelio kontrolerio) :-((


RAID0 and integruoto intelio:
  Timing cached reads:   2396 MB in  2.00 seconds = 1198.00 MB/sec
  Timing buffered disk reads:  194 MB in  3.00 seconds =  64.67 MB/sec
RAID5 and hardwarinio:
  Timing cached reads:   3580 MB in  2.00 seconds = 1790.00 MB/sec
  Timing buffered disk reads:  260 MB in  3.01 seconds =  86.38 MB/sec

Na, bet kadangi viskas eina per LVM'ą tai gal ir kitaip realiai yra...


Al.