This looks like a tools problem, forwarding to linux-lvm@xxxxxxxxxxx - Joe On Wed, Feb 18, 2004 at 06:31:44PM -0500, Christian Robert wrote: > > Problem extending an "lv" with an active Snapshot > > 2.6.2 + udm2 > > > to recreate: > > # # create a test "lv" > # lvcreate -L2G -n test vg01 > Logical volume "test" created > > # # format the "lv" > # mkreiserfs /dev/vg01/test > [...] > > # #create a Snapshot for the test "lv" > # lvcreate -s -L1G -n Stest /dev/vg01/test > Logical volume "Stest" created > > # mount /dev/vg01/test /mnt > > # df /mnt > Filesystem 1K-blocks Used Available Use% Mounted > /dev/mapper/vg01-test 2097084 32840 2064244 2% /mnt > > > # lvextend -L+1G /dev/vg01/test > Extending logical volume test to 3.00 GB > device-mapper ioctl cmd 9 failed: Invalid argument > Couldn't load device 'vg01-Stest'. > Problem reactivating test > # > > At this point the system is in strange state, trying to unmount /mnt > will lock the "umount" process. Even reboot don't work. > > > # lvdisplay /dev/vg01/{,S}test > --- Logical volume --- > LV Name /dev/vg01/test > VG Name vg01 > LV UUID ES5ear-aiRx-LwW9-5ZHn-uqwP-dmJI-O5Oxkk > LV Write Access read/write > LV snapshot status source of > /dev/vg01/Stest [active] > LV Status suspended > # open 2 > LV Size 3.00 GB > Current LE 96 > Segments 2 > Allocation next free (default) > Read ahead sectors 0 > Block device 254:94 > > --- Logical volume --- > LV Name /dev/vg01/Stest > VG Name vg01 > LV UUID lmxkER-1rkc-Yzr6-js04-igpc-nAXn-d5SDmF > LV Write Access read/write > LV snapshot status active destination for /dev/vg01/test > LV Status suspended > # open 0 > LV Size 3.00 GB > Current LE 96 > Segments 1 > Snapshot chunk size 8.00 KB > Allocated to snapshot 0.00% > Allocation next free (default) > Read ahead sectors 0 > Block device 254:97 > > > > > Now the question: Is it supposed to work ? I know for sure that if > I delete the snapshot before extending the "lv" > it will work like a charm. > > thanks, > > Xtian. > > -- > > dm-devel@xxxxxxxxxx > https://www.redhat.com/mailman/listinfo/dm-devel