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Portland, Oregon, USA
Andy Grover is a Principal Software Engineer at Red Hat, working to improve Linux’s block storage capabilities. His work encompasses both changes to the kernel itself as well as low-level management tools. Previous work areas include networking and ACPI. He lives in Portland.
Filesystems are resized automatically. RAID and mirroring won't be supported in version 1.0, much less conversion, so can't say when/if that'll be supported. We haven't done much performance analysis yet. What sort of failures? We do plan on supporting integrity by using the dm-integrity target, this is also part of the post-1.0 plan.
But yeah. there are a lot of questions to be answered, even if right now the answer is not yet known! I'll look at starting a FAQ page.
atop is another alternative, it gives more of a whole-system view.