diff options
Diffstat (limited to 'TODO')
| -rw-r--r-- | TODO | 54 |
1 files changed, 53 insertions, 1 deletions
@@ -3,13 +3,14 @@ - report "chunk" or "rounding" depending on raid level DONE - report "linear" instead of "-1" for raid level DONE - decode ayout depending on raid level DONE -- get Assemble to upgrade devices if force flag. - --verbose and --force flags. - set md_minor, *_disks for Create - DONE - for create raid5, how to choose between all working, but not insync one missing, one spare, insync +- and for raid1 - some failed drives... + - when RUN_ARRAY, make sure *_disks counts are right - get --detail to extract extra stuff from superblock, @@ -23,3 +24,54 @@ - mdctl -S /dev/md0 /dev/md1 gives internal error + +- mdctl --detail --scan print summary of what it can find? + + +--------- +Assemble doesn't add spares. - DONE +Create to allow "missing" name for devices. +Create to accept "--force" for do exactly what is requested +- get Assemble to upgrade devices if force flag. +ARRAY lines in config file to have super_minor=n +ARRAY lines in config file to have device=pattern, and only accept + those devices + If UUID given, insist on that + If not, but super_minor given, require all found with that minor + to have same uuid + If only device given, all valid supers on those devices must have + same uuid +allow /dev/mdX as first argument before any options +Possible --dry-run option for create and assemble--force + +Assemble to check that all devices mentioned in superblock + are present. + +New mode: --Monitor (or --Follow) + Periodically check status of all arrays (listed in config file). + Log every event and apparent cause - or differences + Email and alert - or run a program - for important events + Move spares around if necessary. + + An Array line can have a spare-group= field that indicates that + the array shares spares with other arrays with the same + spare-group name. + If an array has a failed and no spares, then check all other + arrays in the spare group. If one has no failures and a spare, + then consider that spare. + Choose the smallest considered spare that is large enough. + If there is one, then hot-remove it from it's home, and + hot-add it to the array in question. + + --mail-to address + --alert-handler program + + Will also extract information from /proc/mdstat if present, + and consider 20% marks in rebuild as events. + + Events are: + drive fails - causes mail to be sent + rebuild started + spare activated + spare removed + spare added
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