On Thu, Aug 12, 2010 at 6:25 PM, David Véjar <dve...@ferreteriasantiago.cl>wrote:
> cuak > ? > > -----Mensaje original----- > De: centos-boun...@centos.org [mailto:centos-boun...@centos.org] En nombre > de John R Pierce > Enviado el: jueves, 12 de agosto de 2010 18:22 > Para: CentOS mailing list > Asunto: Re: [CentOS] Problem resizing partition of nfs volume > > On 08/12/10 2:56 PM, Dan Yamins wrote: > > Hi: > > > > I have an NFS volume that I'm trying to resize a partition on. > > > > Something about the fdisk process is corrupting something on the drive > > > > Before running fdisk, I can mount the volume find: > > > > $ mount /dev/sdo1 /home > > > > ... and the volume is mounted fine. > > > > And, > > $ e2fsck -f /dev/sdo1 > > /dev/sdo1: clean, ... > > > > > > But then I run fdisk to rewrite the partition table of this drive, to > > expand the /dev/sdo1 partition w/o losing data: > > > > $ fdisk /dev/sdo > > # Type 'd' to delete the primary partition > > # Type 'n' for new partition > > # Type 'p' for primary > > # Type '1' for 1st > > # Type Enter for 1st cylinder > > # Type Enter for last cylinder (full disk) > > # Type 'w' to finish > > > > Calling ioctl() ... > > Syncing disks ... > > > > But then something has gone wrong. > > > > $ e2fsck -f /dev/sdo1 > > e2fsck 1.39 (29-May-2006) > > Couldn't find ext2 superblock, trying backup blocks... > > e2fsck: Bad magic number in super-block while trying to open /dev/sdm1 > ... > > > > > > And I can't mount the volume any more: > > $ mount /dev/sdo1 /home > > mount: you must specify the filesystem type > > > > What am I doing wrong? Am I missing a step of the process? > > yeah, you deleted your file system, then created a new empty partition. > > instead, you should have used parted(8) or similar to expand the > partition, then used resize2fs(8) to expand the file system on this > partition to its new size. > > me, I'd strongly suggest doing a full backup of the partition first with > dump(8) > > > _______________________________________________ > CentOS mailing list > CentOS@centos.org > http://lists.centos.org/mailman/listinfo/centos > > _______________________________________________ > CentOS mailing list > CentOS@centos.org > http://lists.centos.org/mailman/listinfo/centos >
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