Andreas, Just an idea, but did you change the LVM config file to leave the VG and LV on top of DRBD alone untill DRBD has booted?
B. >hi all, >we use >two Supermicro Server 8GB RAM, 2xQuadcore Xeon 5x >3ware 9550 Raid 5 with 6*320GB Seagate, >Network for DRBD between the two systems is a direct 10 GB connection (Intel >82598EB 10GbE AF Network Adapter) only for DRBD Sync >SLES 10 SP2, 2.6.16.60-0.39.3-xen #1 SMP x86_64 >DRDB 8.2.6 >Raid 5 > phy. Disk > LVM > DBBD > LVM > XEN > VBD >one lv on top of DRBD as OCFS2 for the DomUs >then we set for performance ># blockdev --setra 16384 /dev/sda (only change) ># echo 512 > /sys//block/sda/queue/nr_requests ># echo deadline > /sys/block/sda/queue/scheduler ># echo 20 > /proc/sys/vm/dirty_background_ratio ># echo 60 > /proc/sys/vm/dirty_ratio >node 1 with 2 aktiv DomU´s >node 2 reboot >after reboot node 2, drbd was sync with node ># /etc/init.d/drbd status >0:drbd0 Connected Primary/Primary UpToDate/UpToDate C >but, the VG an the LV on top of drbd was vansihed >and on the node 1 the same?????????? >then I was show the partitions on node 1 ># df >/dev/sda2 / (mounted) >df: '/vm': Input/output error ??? >but the DomU´s on node1 running and has mounted LV on top of drbd as xvd??? _______________________________________________ drbd-user mailing list [email protected] http://lists.linbit.com/mailman/listinfo/drbd-user
