IHD
5/25
으랏차
2009. 5. 26. 09:48
[root@ localhost ~]12 mkisofs -r -o data1.iso /data1
//created iso image
[root@ localhost ~]26 mount -o ro,loop data1.iso /data22
// loaded iso image
[root@ localhost data22]31 umount /data1
[root@ localhost data22]32 tune2fs -j /dev/sda8
//change ext2 to ext3
[root@ localhost data22]39 dmesg | grep quota
[root@ localhost data22]40 vi /etc/fstab
LABEL=/ / ext3 defaults 1 1 LABEL=/home /home ext3 defaults,usrquota 1 2
LABEL=/usr1 /usr ext3 defaults 1 2 LABEL=/var /var ext3 defaults 1 2
LABEL=/boot /boot ext3 defaults 1 2 tmpfs /dev/shm tmpfs defaults 0 0
devpts /dev/pts devpts gid=5,mode=620 0 0 sysfs /sys sysfs defaults 0 0
proc /proc proc defaults 0 0 LABEL=SWAP-sda3 swap swap defaults 0 0
/dev/sda8 /data1 ext3 defaults 1 2 /dev/sda9 /data2 ext3 defaults 1 2
/dev/sda10 swap swap defaults 0 0
~
[root@ localhost data22]43 mount -o remount /dev/sda6
[root@ localhost data22]60 quotacheck /home
[root@ localhost data22]61 quotaon /home
[root@ localhost data22]62 edquota -u test1
[root@ localhost home]86 repquota -u /home
[root@ localhost home]87 edquota -p root test1
[root@ localhost ~]6 fuser -km /home/test1
//user kill
//RAID Settings
1.create partition & set ID
[root@ localhost raid1]28 mdadm -C /dev/md1 -l 1 -n 2 /dev/sda14 /dev/sda15
mdadm: array /dev/md1 started.
[root@ localhost raid1]29 mkfs.ext3 /dev/md1
[root@ localhost raid1]30 mkdir /raid1-1
[root@ localhost raid1]31 mount /dev/md1 /raid1-1
[root@ localhost /]47 umount raid1
[root@ localhost /]48 mdadm -S /dev/md0
//LVM
[root@ localhost /]163 pvcreate /dev/sda13
[root@ localhost /]167 pvscan
PV /dev/sda13 lvm2 [964.81 MB]
PV /dev/sda14 lvm2 [1.87 GB]
Total: 2 [2.81 GB] / in use: 0 [0 ] / in no VG: 2 [2.81 GB]
[root@ localhost /]168 vgcreate lvm0 /dev/sda13
Volume group "lvm0" successfully created
[root@ localhost /]169 vgdisplay
--- Volume group ---
VG Name lvm0
System ID
Format lvm2
Metadata Areas 1
Metadata Sequence No 1
VG Access read/write
VG Status resizable
MAX LV 0
Cur LV 0
Open LV 0
Max PV 0
Cur PV 1
Act PV 1
VG Size 964.00 MB
PE Size 4.00 MB
Total PE 241
Alloc PE / Size 0 / 0
Free PE / Size 241 / 964.00 MB
VG UUID UwHl9k-5SUF-pEMh-JGBY-R7mT-IMTy-8L2679
[root@ localhost /]172 lvcreate -L 100M -n lvdata1 lvm0
Logical volume "lvdata1" created
[root@ localhost /]173 lvscan
ACTIVE '/dev/lvm0/lvdata1' [100.00 MB] inherit
[root@ localhost /]174 mkfs.ext3 /dev/lvm0/lvdata1
[root@ localhost /]176 mount /dev/lvm0/lvdata1 /lvm
[root@ localhost /]199 vgextend lvm0 /dev/sda14
[root@ localhost /]202 umount /lvm
[root@ localhost /]203 lvextend -L +100M /dev/lvm0/lvdata1
[root@ localhost ~]1 e2fsck /dev/lvm0/lvdata1
e2fsck 1.39 (29-May-2006)
The filesystem size (according to the superblock) is 409600 blocks
The physical size of the device is 102400 blocks
Either the superblock or the partition table is likely to be corrupt!
Abort<y>? yes
[root@ localhost ~]2 resize2fs /dev/lvm0/lvdata1
resize2fs 1.39 (29-May-2006)
Resizing the filesystem on /dev/lvm0/lvdata1 to 102400 (1k) blocks.
resize2fs: Can't read an block bitmap while trying to resize /dev/lvm0/lvdata1
[root@ localhost ~]3
[root@ localhost ~]2 resize2fs /dev/lvm0/lvdata1
resize2fs 1.39 (29-May-2006)
Resizing the filesystem on /dev/lvm0/lvdata1 to 102400 (1k) blocks.
resize2fs: Can't read an block bitmap while trying to resize /dev/lvm0/lvdata1
[root@ localhost ~]4 resize2fs /dev/lvm0/lvdata1 1g
resize2fs 1.39 (29-May-2006)
The containing partition (or device) is only 102400 (1k) blocks.
You requested a new size of 1048576 blocks.
[root@ localhost ~]7 lvreduce -L -10M /dev/lvm0/lvdata1
Rounding up size to full physical extent 8.00 MB
WARNING: Reducing active logical volume to 92.00 MB
THIS MAY DESTROY YOUR DATA (filesystem etc.)
Do you really want to reduce lvdata1? [y/n]: y
Reducing logical volume lvdata1 to 92.00 MB
Logical volume lvdata1 successfully resized
[root@ localhost ~]8
//created iso image
[root@ localhost ~]26 mount -o ro,loop data1.iso /data22
// loaded iso image
[root@ localhost data22]31 umount /data1
[root@ localhost data22]32 tune2fs -j /dev/sda8
//change ext2 to ext3
[root@ localhost data22]39 dmesg | grep quota
[root@ localhost data22]40 vi /etc/fstab
LABEL=/ / ext3 defaults 1 1 LABEL=/home /home ext3 defaults,usrquota 1 2
LABEL=/usr1 /usr ext3 defaults 1 2 LABEL=/var /var ext3 defaults 1 2
LABEL=/boot /boot ext3 defaults 1 2 tmpfs /dev/shm tmpfs defaults 0 0
devpts /dev/pts devpts gid=5,mode=620 0 0 sysfs /sys sysfs defaults 0 0
proc /proc proc defaults 0 0 LABEL=SWAP-sda3 swap swap defaults 0 0
/dev/sda8 /data1 ext3 defaults 1 2 /dev/sda9 /data2 ext3 defaults 1 2
/dev/sda10 swap swap defaults 0 0
~
[root@ localhost data22]43 mount -o remount /dev/sda6
[root@ localhost data22]60 quotacheck /home
[root@ localhost data22]61 quotaon /home
[root@ localhost data22]62 edquota -u test1
[root@ localhost home]86 repquota -u /home
[root@ localhost home]87 edquota -p root test1
[root@ localhost ~]6 fuser -km /home/test1
//user kill
//RAID Settings
1.create partition & set ID
[root@ localhost raid1]28 mdadm -C /dev/md1 -l 1 -n 2 /dev/sda14 /dev/sda15
mdadm: array /dev/md1 started.
[root@ localhost raid1]29 mkfs.ext3 /dev/md1
[root@ localhost raid1]30 mkdir /raid1-1
[root@ localhost raid1]31 mount /dev/md1 /raid1-1
[root@ localhost /]47 umount raid1
[root@ localhost /]48 mdadm -S /dev/md0
//LVM
[root@ localhost /]163 pvcreate /dev/sda13
[root@ localhost /]167 pvscan
PV /dev/sda13 lvm2 [964.81 MB]
PV /dev/sda14 lvm2 [1.87 GB]
Total: 2 [2.81 GB] / in use: 0 [0 ] / in no VG: 2 [2.81 GB]
[root@ localhost /]168 vgcreate lvm0 /dev/sda13
Volume group "lvm0" successfully created
[root@ localhost /]169 vgdisplay
--- Volume group ---
VG Name lvm0
System ID
Format lvm2
Metadata Areas 1
Metadata Sequence No 1
VG Access read/write
VG Status resizable
MAX LV 0
Cur LV 0
Open LV 0
Max PV 0
Cur PV 1
Act PV 1
VG Size 964.00 MB
PE Size 4.00 MB
Total PE 241
Alloc PE / Size 0 / 0
Free PE / Size 241 / 964.00 MB
VG UUID UwHl9k-5SUF-pEMh-JGBY-R7mT-IMTy-8L2679
[root@ localhost /]172 lvcreate -L 100M -n lvdata1 lvm0
Logical volume "lvdata1" created
[root@ localhost /]173 lvscan
ACTIVE '/dev/lvm0/lvdata1' [100.00 MB] inherit
[root@ localhost /]174 mkfs.ext3 /dev/lvm0/lvdata1
[root@ localhost /]176 mount /dev/lvm0/lvdata1 /lvm
[root@ localhost /]199 vgextend lvm0 /dev/sda14
[root@ localhost /]202 umount /lvm
[root@ localhost /]203 lvextend -L +100M /dev/lvm0/lvdata1
[root@ localhost ~]1 e2fsck /dev/lvm0/lvdata1
e2fsck 1.39 (29-May-2006)
The filesystem size (according to the superblock) is 409600 blocks
The physical size of the device is 102400 blocks
Either the superblock or the partition table is likely to be corrupt!
Abort<y>? yes
[root@ localhost ~]2 resize2fs /dev/lvm0/lvdata1
resize2fs 1.39 (29-May-2006)
Resizing the filesystem on /dev/lvm0/lvdata1 to 102400 (1k) blocks.
resize2fs: Can't read an block bitmap while trying to resize /dev/lvm0/lvdata1
[root@ localhost ~]3
[root@ localhost ~]2 resize2fs /dev/lvm0/lvdata1
resize2fs 1.39 (29-May-2006)
Resizing the filesystem on /dev/lvm0/lvdata1 to 102400 (1k) blocks.
resize2fs: Can't read an block bitmap while trying to resize /dev/lvm0/lvdata1
[root@ localhost ~]4 resize2fs /dev/lvm0/lvdata1 1g
resize2fs 1.39 (29-May-2006)
The containing partition (or device) is only 102400 (1k) blocks.
You requested a new size of 1048576 blocks.
[root@ localhost ~]7 lvreduce -L -10M /dev/lvm0/lvdata1
Rounding up size to full physical extent 8.00 MB
WARNING: Reducing active logical volume to 92.00 MB
THIS MAY DESTROY YOUR DATA (filesystem etc.)
Do you really want to reduce lvdata1? [y/n]: y
Reducing logical volume lvdata1 to 92.00 MB
Logical volume lvdata1 successfully resized
[root@ localhost ~]8