Note: "permalinks" may not be as permanent as we would like,
direct links of old sources may well be a few messages off.
On Thu, May 28, 2009 at 01:01:04PM +0200, hans morbus2000 wrote: > hello, > > we have configure "Nested lvm2 on top of drbd" on SLES10 SP2 (with all Updates) > Raid5 ->lvm2->drbd->lvm2 with 3 LVs with reiserfs and ocfs2 > drbd 8.2.6 in primary/primary mode > > when we mapping LV to Virtual Disk over GUI or command line > # xm block-attach <domain id from xm list> /dev/vgmirror/raid dev/xvdb w > > Everything was going just fine until I tried to test the filesystems in the domU > > error on DomU > kernel: Buffer I/O error on device xvdb1, logical block 838849799 > kernel: end_request: I/O error, dev xvdb, sector 838849855 > kernel: Buffer I/O error on device xvdb1, logical block 838849792 > kernel: Buffer I/O error on device xvdb1, logical block 838849793 > kernel: end_request: I/O error, dev xvdb, sector 63 > kernel: end_request: I/O error, dev xvdb, sector 63 > kernel: end_request: I/O error, dev xvdb, sector 125 > ... > > error on Dom0 > kernel: drbd0: bio would need to, but cannot, be split: (vcnt=8,idx=0,size=4096,sector=1048565439) > kernel: drbd0: bio would need to, but cannot, be split: (vcnt=8,idx=0,size=4096,sector=1048565439) > kernel: drbd0: bio would need to, but cannot, be split: (vcnt=8,idx=0,size=4096,sector=209715647) > kernel: drbd0: bio would need to, but cannot, be split: (vcnt=8,idx=0,size=4096,sector=209715647) > ... > > how can we resolve this problem? > is this solved in the release 8.3? > can DRBD handle more than one Logical Volume per DRBD device? http://article.gmane.org/gmane.comp.linux.drbd/15034/ http://article.gmane.org/gmane.comp.linux.drbd/15589/ hth -- : Lars Ellenberg : LINBIT | Your Way to High Availability : DRBD/HA support and consulting http://www.linbit.com DRBD® and LINBIT® are registered trademarks of LINBIT, Austria. __ please don't Cc me, but send to list -- I'm subscribed