Rob Wood wrote:

Greetings,
Can cfdisk be used to re-size partitions containing data? I know Partition Magic can do it but I find that PM always fails eventually, starting with odd quirks happening at some stage, leading to more serious problems further down the line.


If cfdisk can do it, how reliable do you think it is in the long term?

Woodsey.

No!

cfdisk will modify the partition - so it will resize the disk space available. However, it will do nothing whatsoever with the filesystem that has been written onto that partition, which still knows nothing about the added/removed space.

If you can make a copy of the contents of the partition ( that means it must be quiescent at the time ) using tar / cpio, onto a partition that you're not going to touch, then you can do what you like to the disk!

There are other applications ( parted is the one that springs to mind ) which claim to work, but I've never used them, so cannot comment either way on their effectiveness, and which file systems they support.

Cheers,

steve

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