How about block level checksums? Can LVM do that as well? Or is there some other way? LVM by itself doesn't do anything, it's a management layer on top of devi

How about block level checksums? Can LVM do that as well? Or is there some other way? LVM by itself doesn't do anything, it's a management layer on top of device-mapper. But yes, a block-level checksum exists since cryptsetup v2.0 (very recent), called dm-integrity: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/tree/Documentation/device-mapper/dm-integrity.txt https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/lin...