Tiered/cached storage and DragonFlyBSD

Aaron LI aly at aaronly.me
Tue Aug 21 07:40:14 PDT 2018

On Tue, 21 Aug 2018 16:12:37 +0200
"my123 (@never_released)" <securetalk at sbmobilepilot.onmicrosoft.com> wrote:

> On my laptop, I use a DragonFlyBSD VM with NFS to use HAMMER2 features. 
> (ZFS for example doesn't support on-demand deduplication).
> Is there any way to combine a part of my SSD with the comparatively huge 
> HDD to make burst writes better (and have them committed to HDD later, 
> in times of low loads)? Linux supports this usecase better, but it 
> doesn't have a good filesystem for my usecase.


Thanks for using DragonFly.

I believe our swapcache(8) is what you need.  Please read the nice
swapcache(8) man page (http://mdoc.su/d/swapcache ), and you can find
detailed description and examples.

You're also welcomed to join the IRC (#dragonflybsd on EFNet) to ask more

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