> >> While the original reason for this was swap, I have a sneaky suspicion > >> that others may wish for this as well, or perhaps something else. > >> Thoughts? (database folks, jump in :-) > > > > Lower overhead storage for my QEMU volumes. I figure other filesystems > > running within a ZVOL may cause a little bit havoc in regards to pool > > fragmentation. > > Interesting, for QEMU I'd actually want a real ZVOL so I can use ZFS to > snapshot the image.
Naturally, that's a valid use. But the VMs I have are throw-away Windows VMs, with data on the host via SMB. Windows loves swapping. That and ZFS COW is something I'd rather not want combined, if not necessary. -mg
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