[OmniOS-discuss] [zfs] zpool/zfs settings optimization

Paul B. Henson henson at acm.org
Thu May 30 20:56:37 EDT 2013


On 5/30/2013 1:51 PM, Radio młodych bandytów wrote:

> LZ4 runs GBytes/s/core on incompressible data, so it doesn't matter much
> if you leave it or disable it. Sure, if you know it won't help, better
> turn it off, but in case of doubt you can just have it running.

I'm not sure how well it would do on mpeg2 data, I guess I could leave 
it on for a while and see what the compress ratio is and go from there.

> Oracle added 1 MB blocks in zpool r32. Maybe there's something else, but
> I haven't heard of it.

Maybe I'm thinking of a discussion I saw from the FreeBSD or Linux forks 
rather than an actual implementation…


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