On Mon, Aug 4, 2008 at 6:46 PM, Holden Hao <[EMAIL PROTECTED]> wrote:
> > > On Mon, Aug 4, 2008 at 6:33 PM, jan gestre <[EMAIL PROTECTED]> wrote: > >> Hi Guys, >> >> I'm experiencing a partitioning issue with parted in CentOS 4.6, I have an >> external drive that I want to resize using parted, it has two partitions >> hdd1 and hdd2 and I want to resize hdd1 from 321GB to 700GB and reduced hdd2 >> from 321GB to 15GB. Here's what I did: >> >> # parted /dev/hdd >> (parted) p >> Disk geometry for /dev/hdd: 0.000-715404.867 megabytes >> Disk label type: msdos >> Minor Start End Type Filesystem Flags >> 1 0.031 333795.871 primary ext3 >> 2 333795.872 715402.375 primary ext3 >> >> I removed partition 2: >> (parted) rm 2 >> >> I then created a new partition (shrunk the original partition 2 to make >> way for partition 1 increase): >> (parted) mkpart primary ext3 700000 715000 >> >> (parted) print >> Disk geometry for /dev/hdd: 0.000-715404.867 megabytes >> Disk label type: msdos >> Minor Start End Type Filesystem Flags >> 1 0.031 333795.871 primary ext3 >> 2 699996.292 715002.319 primary >> >> As you can see I've freed some space, then I resize partition 1 with: >> (parted) resize 1 0.031 698000 >> Error: Filesystem has incompatible feature enabled >> >> I've also tried another this: >> (parted) mkpartfs primary ext3 700000.00 715402.375 >> No Implementation: Support for creating ext3 file systems is not >> implemented yet. >> >> Am I doing it all wrong? Do any of you guys encountered this before? If >> yes what is the workaround? I've already googled to no avail. >> > > Changing the partition table is just half the story. You need to resize > the filesystem as well. Parted can not resize ext3 filesystems > automatically as the error says. You need to do it manually from outside of > parted. > > You need to convert to ext2. Then resize with ext2resize. Then convert back > to ext3. > > I suggest Googling for more howtos on the matter as this is a delicate > operation. You might want to consider LVM + Raid in the future. It will > make your life easier. > Hi, Check if you have resize2fs utility available in CentOS 4.x. After you've resize the partition in parted, you can run the following: partprobe //to update partition table. e2fsck -f /dev/partition resize2fs /dev/partition mount Yep, better approach is LVM+RAID setup. Hope this helps. Regards, --gene
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