Feb 17, 2023 11:51:52 Crystal Kolipe <kolip...@exoticsilicon.com>: > Then you perform your weekly backup, overwriting an older backup which had > a good copy of the file in question. But this time when the system reads > the file in from the _bad_ disk, and corrupt data gets written to your > backup. > > Verifying the backup against the on-disk copy of the data may or may not > reveal the issue, depending on which on-disk copy is read during the > verify operation.
I just would ask what software do you use for file system comparison. I know only xxdiff and I'm used to that but it has evident limits: when the file structure is too complex it crashes miserably. -- Daniele Bonini Feb 17, 2023 11:51:52 Crystal Kolipe <kolip...@exoticsilicon.com>: > Then you perform your weekly backup, overwriting an older backup which had > a good copy of the file in question. But this time when the system reads > the file in from the _bad_ disk, and corrupt data gets written to your > backup. > > Verifying the backup against the on-disk copy of the data may or may not > reveal the issue, depending on which on-disk copy is read during the > verify operation.
