> can the feature be shipped also separate as a zdb feature for an exported > pool, without needing to upgrade the pool, so a production non-patched pool > can benefit the feature without having to touch the production zfs code and > existing pool on-disk format? >No, software that doesn't understand device removal has no hope of ever >reading a pool with removed devices. This applies regardless of whether you >were to use zdb, zhack, or the kernel to change the on-disk format.
whan I meant in the question is: is it trivial to modify zdb logic based on this PR to perform offline device evacuation *without* changing the on-disk format? -- You are receiving this because you are subscribed to this thread. Reply to this email directly or view it on GitHub: https://github.com/openzfs/openzfs/pull/482#issuecomment-349258971 ------------------------------------------ openzfs-developer Archives: https://openzfs.topicbox.com/groups/developer/discussions/Teafc5ffabd7f916f-Md90d9dc88d2d255ddd5b5068 Powered by Topicbox: https://topicbox.com
