Re: SSD + RAID - Mailing list pgsql-performance

From Fernando Hevia
Subject Re: SSD + RAID
Date
Msg-id 1063A5B120C7440282A1F76FA11CB721@iptel.com.ar
Whole thread Raw
In response to SSD + RAID  (Laszlo Nagy <gandalf@shopzeus.com>)
Responses Re: SSD + RAID  (Greg Smith <greg@2ndquadrant.com>)
List pgsql-performance

> -----Mensaje original-----
> Laszlo Nagy
>
> My question is about the last option. Are there any good RAID
> cards that are optimized (or can be optimized) for SSD
> drives? Do any of you have experience in using many cheaper
> SSD drives? Is it a bad idea?
>
> Thank you,
>
>    Laszlo
>

Never had a SSD to try yet, still I wonder if software raid + fsync on SSD
Drives could be regarded as a sound solution?
Shouldn't their write performance be more than a trade-off for fsync?

You could benchmark this setup yourself before purchasing a RAID card.


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