[zfs-discuss] choose SSD for SLOG and L2arc

Andreas Dilger adilger at dilger.ca
Wed Apr 11 16:32:56 EDT 2018


On Apr 9, 2018, at 10:24 PM, Ali Hamid <itsanstorage at gmail.com> wrote:
> 
> Hi friends,
> 
> dears, can you help me for:
> 
> i want get high iops in my production environment,
> so, what is your opinion for:
> 1. choose  SLC SSDs for SLOG and MLC MLC SSDs for L2ARC ,
> 
> or a intel Optain SSD  (p4800x) with 500000 iops for both,

This was just discussed recently on the list in the thread "Optane devices, new Metadata Allocation Class feature":

http://list.zfsonlinux.org/pipermail/zfs-discuss/2018-February/030444.html

Cheers, Andreas





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