Hi, According
http://www.redhat.com/docs/manuals/enterprise/RHEL-5-manual/en-US/RHEL510/Cluster_Logical_Volume_Manager/mirrored_volumes.html Mirrored logical volumes are not currently supported in a cluster :( Regards Jan On Nov 29, 2007 9:08 AM, Thomas Reiter <[EMAIL PROTECTED]> wrote: > Hi everyone in this community. > > I have installed a working two node cluster using the new RHEL5 > clustersuite and RHEL5 x64. > kernel: ...... 2.6.18-8.el5 > cman: cman-2.0.64-1.0.1.el5 > lvm2-cluster version: lvm2-cluster-2.02.16-3.el5 > iscsi: iscsi-initiator-utils-6.2.0.742-0.6.el5 > multipath: device-mapper-multipath-0.4.7-8.el5 > > What i am trying to do now is to connect my shared storage (iscsi) via > lvm2 clustered VG and mirrored LV. > > I can successful create the PVs and VG.... but when activating the LV i > get following errors in /var/log/messages: > > *kernel: device-mapper: table: 253:6: mirror: Error creating mirror dirty > log > kernel: device-mapper: ioctl: error adding target to table > dmeventd[4626]: dmeventd ready for processing. > dmeventd[4626]: Monitoring mirror device, VG_mail-LV_mail for events > lvm[4590]: Error locking on node mail1: device-mapper: reload ioctl > failed: Invalid argument > lvm[4590]: Error locking on node mail1: device-mapper: reload ioctl > failed: Invalid argument > lvm[4590]: Failed to activate new LV.* > > What does this mean? Where to search for the mistake? > > Tried already to change locking mode in /etc/lvm/lvm.conf to 2 and use > locking_library liblvm2clusterlock.so from x32 RHEL4.5 without success > also. (i know x32 and x64 os, but i thought it's worth a try..... couldn't > find an external locking lib for RHEL5 x64) > > Just for info, please find below my system config: > > *lvm.conf:* > *library_dir = "/usr/lib64" > locking_type = 3 > fallback_to_clustered_locking = 1 > fallback_to_local_locking = 1 > locking_dir = "/var/lock/lvm" > mirror_log_fault_policy = "allocate" > mirror_device_fault_policy = "remove"* > > *iscsi devices:* > *2 infortrend iscsi storage boxes with each raid 6 + Hotspare > LV size should be 6 TeraByte -> mirrored to 2nd box* > > *multipath -l shows: (right now there is only one path configured)* > *mail_m0 (3600d0230006fb0c300065568b855f301) dm-2 IFT,A16E-G2130-4 > [size=5.9T][features=0][hwhandler=0] > \_ round-robin 0 [prio=0][active] > \_ 3:0:0:0 sde 8:64 [active][undef] > mail_mlog (3600d0230006fb0c300065568b855f300) dm-3 IFT,A16E-G2130-4 > [size=200M][features=0][hwhandler=0] > \_ round-robin 0 [prio=0][active] > \_ 3:0:0:1 sdf 8:80 [active][undef] > mail_m1 (3600d0230006fbccc0006624409e63600) dm-4 IFT,A16E-G2130-4 > [size=5.9T][features=0][hwhandler=0] > \_ round-robin 0 [prio=0][active] > \_ 4:0:0:0 sdb 8:16 [active][undef]* > > *vgdisplay shows: > **--- Volume group --- > VG Name VG_mail > System ID > Format lvm2 > Metadata Areas 3 > Metadata Sequence No 7 > VG Access read/write > VG Status resizable > Clustered yes > Shared no > MAX LV 0 > Cur LV 4 > Open LV 0 > Max PV 0 > Cur PV 3 > Act PV 3 > VG Size 11.82 TB > PE Size 128.00 MB > Total PE 96824 > Alloc PE / Size 96667 / 11.80 TB > Free PE / Size 157 / 19.62 GB > VG UUID cdjlgF-n0dh-mlDo-wPco-RvFl-C3fO-PUQSuh** > > *PV Size 128MB for getting 6 TB volume. > > *command issued to create LV:* > *lvcreate -m1 -L 5.90T -n LV_mail VG_mail /dev/mapper/mail_m0 > /dev/mapper/mail_m1 /dev/mapper/mail_mlog > * > *lvs shows:* > *LV VG Attr LSize Origin Snap% Move Log Copy% > LV_mail VG_mail mwi-d- 5.90T LV_mail_mlog > 0.00 > LogVol00 VolGroup00 -wi-ao 3.41G > LogVol01 VolGroup00 -wi-ao 480.00M > * > but LV is NOT active because i get the error mentioned above! > > Any ideas? > Every hint would be highly appriaciated. > > Thanks > Thomas > > > -- > Linux-cluster mailing list > [email protected] > https://www.redhat.com/mailman/listinfo/linux-cluster >
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