NAME<\/a> era_invalidate<\/b> – Provide a list of blocks that have changed since a particular era.<\/p>\n era_invalidate<\/b> [options<\/i>] {device|file}<\/p>\n era_invalidate<\/b> examines era metadata and lists blocks that may have changed since a given era.<\/p>\n This tool cannot be run on live metadata unless the –metadata-snap<\/b> option is used.<\/p>\n -h, –help<\/b><\/p>\n Print help and exit.<\/p>\n -V, –version<\/b><\/p>\n Print version information and exit.<\/p>\n -o {output file}<\/b><\/p>\n Write output to a file rather than stdout.<\/p>\n –metadata-snapshot<\/b><\/p>\n Use the metadata snapshot rather than the current superblock.<\/p>\n –written-since {era nr}<\/b><\/p>\n Blocks written since the given era will be listed.<\/p>\n List the blocks that may have been written since the beginning of era 13 on the metadata device \/dev\/vg\/metadata:<\/p>\n $ era_invalidate –written-since 13 \/dev\/vg\/metadata<\/p>\n The device may not be actively used by the target when running.<\/p>\n era_invalidate<\/b> returns an exit code of 0 for success or 1 for error (eg, metadata corruption).<\/p>\n
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