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*********** REPLY SEPARATOR *********** On 6/29/2003 at 8:50 AM David D. Hagood wrote: >This is a place where logical volume management can help. > >For example, suppose you have a 60G disk, 55G of data, in ext2, and you >wish to convert to ReiserFS. > >Step 1: Shrink the volume to 55G. This requires a "shrink disk" utility >for the source file system (which exists for the major file systems in >use today). >Step 2: Create an LVM block in the remaining 5G. >Step 3: Create a ReiserFS in the LVM block. >Step 4: Move 5G of data from the ext2 system to the ReiserFS block. >Step 5: Shrink the ext2 volume by another 5G >Step 6: Convert that 5G into an LVM block >Step 7: Add that block to the ReiserFS volume group. >Step 8: Grow the ReiserFS. >Step 9: Repeat 4-8 as needed. > Ass yourself for hours, each time risking making a typo and killing both filesystems, or risking having the LVM resize die from a powerdrop or a kick to the power button (sorry we don't all have immortal fault tolerance). I actually though about this one and figured it was too rediculously annoying to actually bring up :-p > >This is why I'd really love to see LVM|EVM become standard, not just in >the kernel but in the distributions - if every distro by default made >all Linux volumes in LVM, then migrating data to bigger drives/adding >more space/converting file systems would be so much easier. > I've never used LVM, but I'll look at it one day. If it's stable, that's good; I don't use Windows. I don't know exactly what LVM is but I have a pretty good idea; it's been forever since I read the doc on it, I forgot what it said! >- >To unsubscribe from this list: send the line "unsubscribe linux-kernel" in >the body of a message to majordomo@vger.kernel.org >More majordomo info at http://vger.kernel.org/majordomo-info.html >Please read the FAQ at http://www.tux.org/lkml/ --Bluefox Icy - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/ | ||||||||||||
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