http://bugzilla.suse.com/show_bug.cgi?id=1172566 http://bugzilla.suse.com/show_bug.cgi?id=1172566#c6 --- Comment #6 from heming zhao <heming.zhao@suse.com> --- in my kvm-qemu, 2 1000g scsi disks, still can't reproduction. ``` tb-base40g:~ # pvcreate /dev/sdb Physical volume "/dev/sdb" successfully created. tb-base40g:~ # pvcreate /dev/sda Physical volume "/dev/sda" successfully created. tb-base40g:~ # vgcreate test /dev/sdb /dev/sda Volume group "test" successfully created tb-base40g:~ # lsblk NAME MAJ:MIN RM SIZE RO TYPE MOUNTPOINT sda 8:0 0 1000G 0 disk sdb 8:16 0 1000G 0 disk sr0 11:0 1 4.3G 0 rom vda 253:0 0 40G 0 disk ├─vda1 253:1 0 8M 0 part ├─vda2 253:2 0 38G 0 part / └─vda3 253:3 0 2G 0 part [SWAP] vdb 253:16 0 1G 0 disk └─vdb1 253:17 0 1023M 0 part vdc 253:32 0 1G 0 disk └─vdc1 253:33 0 1023M 0 part tb-base40g:~ # lvcreate --size 512g --name giant test /dev/sda Logical volume "giant" created. tb-base40g:~ # lvcreate --size 96g --name giant-cache test /dev/sdb Logical volume "giant-cache" created. tb-base40g:~ # lvconvert --type cache --cachevol giant-cache --cachemode writeback --chunksize 128 test/giant Erase all existing data on test/giant-cache? [y/n]: y WARNING: repairing a damaged cachevol is not yet possible. WARNING: cache mode writethrough is suggested for safe operation. Continue using writeback without repair?y Logical volume test/giant is now cached. tb-base40g:~ # lvconvert --splitcache test/giant Flushing 0 blocks for cache test/giant. Logical volume test/giant is not cached and test/giant-cache is unused. tb-base40g:~ # lvresize --size 128g test/giant-cache Size of logical volume test/giant-cache changed from 96.00 GiB (24576 extents) to 128.00 GiB (32768 extents). Logical volume test/giant-cache successfully resized. tb-base40g:~ # lvconvert --type cache --cachevol giant-cache --cachemode writeback --chunksize 256 test/giant Erase all existing data on test/giant-cache? [y/n]: y WARNING: repairing a damaged cachevol is not yet possible. WARNING: cache mode writethrough is suggested for safe operation. Continue using writeback without repair?y Logical volume test/giant is now cached. tb-base40g:~ # lvs -a LV VG Attr LSize Pool Origin Data% Meta% Move Log Cpy%Sync Convert giant test Cwi-a-C--- 512.00g [giant-cache_cvol] [giant_corig] 0.01 14.86 0.00 [giant-cache_cvol] test Cwi-aoC--- 128.00g [giant_corig] test owi-aoC--- 512.00g tb-base40g:~ # rpm -qa | grep lvm2 lvm2-2.03.05-8.1.x86_64 lvm2-testsuite-2.03.05-7.2.x86_64 liblvm2cmd2_03-2.03.05-8.1.x86_64 ``` -- You are receiving this mail because: You are on the CC list for the bug.