Re: DRBD version 9.2.5, but version 9.2.7 (or higher) is required
Zsolt Baji <[email protected]> Wed, 31 Jan 2024 18:38:49 +0100
| Newsgroups | gmane.comp.linux.drbd |
|---|---|
| Message-ID | <CAPu+r3y5p=4ZLoVT=FAXvP4_9v8h5A=p8y0+SuufmLQenkomxA@mail.gmail.com> |
Thanks for Your detailed answare. But before new linstor version this mixing goes without error. I was successfully migrate or sync volumes between this servers. Can e turn off this feature temporary for one or more volume/resource? On Wed, Jan 31, 2024, 5:16 PM Gábor Hernádi <[email protected]> wrote: > Hello Zsolt, > > LINSTOR's storage pool mixing has 2 criteria. If one is fulfilled, you > have a mixed storage pool setup: > 1) Different extent sizes (this is what I mentioned in the previous email > with "mixing LVM with ZFS", since LVM by default has 4M extent size and ZFS > has 8k). > 2) Mixing thin and thick storage pools. > > Thin and thick storage pools have different initial DRBD-sync behavior > (full sync vs day0-based partial sync). Mixing thin and thick forces all > thin volumes to act as thick volumes (forever, even if you delete all the > thick-resources of the resource-definition and are only left with thin > resources). > > So to answer your question: Mixing ZFS and ZFS_THIN is indeed considered > storage pool mixing. > > -- > Best regards, > Gabor Hernadi >