On 10/18/2013 09:13 AM, Ritchie P. Fraser wrote: > Hello list, > > > > This issue has me (us) scratching our heads in confusion… > > > > I am having issues connecting a virtual machine (in virtual machine manager) > > with only one of the iSCSI targets even though the host server seems to have > > mapped it successfully. > > > > We have: > > - Ubuntu 10.10 server (host) running QEMU KVM 0.12.5 > > - a Fujitsu SAN with iSCSI targets > > - several iSCSI targets on the SAN > > I can't spot anything obviously wrong below, but given the age of the software you are talking about here there are likely bugs. I'd recommend filing a bug report with your distro. - Cole > > $ sudo ls -l /dev/mapper > > > > lrwxrwxrwx 1 root root 7 2013-10-18 12:04 mpath4 -> ../dm-5 > > lrwxrwxrwx 1 root root 8 2013-10-18 12:04 mpath4-part1 -> ../dm-14 > > lrwxrwxrwx 1 root root 8 2013-10-18 12:04 mpath4-part2 -> ../dm-15 > > lrwxrwxrwx 1 root root 8 2013-10-18 12:04 mpath4-part3 -> ../dm-16 > > > > $ sudo multipath -ll > > > > mpath4 (3600000e00d00000000013eed00030000) dm-5 FUJITSU ,ETERNUS_DXL > > [size=20G][features=1 queue_if_no_path][hwhandler=0] > > \_ round-robin 0 [prio=140][active] > > \_ 6:0:0:3 sdg 8:96 [active][ready] > > \_ 12:0:0:3 sdu 65:64 [active][ready] > > > > I can even mount and browse the partitions successfully. > > > > $ mount -t ext4 /dev/mapper/mpath4-part1 /mnt/part1 > > $ mount -t ext4 /dev/mapper/mpath4-part2 /mnt/part2 > > (part3 is a linux swap so I haven't tried to mount this...) > > > > > > In Virtual Machine Manager: > > I right click the host and selected 'Details' > > Select the 'Storage' tab and the 'iscsi-mpath' pool > > and hit the refresh list button... > > > > dm-5 (see output from multipath -ll above) does not appear in the list of > > available volumes. > > > > If I try to use the CLI to add the disk... > > > > $ sudo virsh > > virsh # attach-disk tmp_marge --source /dev/mapper/mpath4 --target vda > > > > error: Failed to attach disk > > error: Requested operation is not valid: cannot attach device on inactive domain > > > > If I then start the virtual computer (without hdd attached) and then run... > > > > virsh # attach-disk tmp_marge --source /dev/mapper/mpath4 --target vda > > > > Disk attached successfully > > > > Yay! > > > > I try rebooting the vm and I get > > > > Error starting domain: internal error unsupported driver name 'phy' for disk > > '/dev/mapper/mpath4' > > > > Boo! > > > > Also, if I right click the vm in Virtual Machine Manager -> Open. Click the > > 'i' tool bar button. Select the 'VirtIO Disk 1' I see the following information. > > > > Virtual Disk > > Target device: VirtIO Disk 1 > > Source path: /dev/mapper/mpath4 > > Storage size: Unknown > > Read Only: No > > Shareable: No > > > > Disk Bus: Virtio > > Serial number: blank > > Storage format: raw > > > > Cache mode: default > > IO mode: default > > > > The 'Storage Size' = Unknown is worrying as this shows correctly for all the > > other virtual machines using the other iSCSI targets > > > > virsh # attach-disk tmp_marge --source /dev/mapper/mpath4 --target vda > --persistent > > > > error: Failed to attach disk > > error: Requested operation is not valid: cannot modify the persistent > > configuration of a domain > > > > Kind Regards, > > */Ritchie Fraser/* > > > > _______________________________________________ > virt-tools-list mailing list > virt-tools-list@xxxxxxxxxx > https://www.redhat.com/mailman/listinfo/virt-tools-list > _______________________________________________ virt-tools-list mailing list virt-tools-list@xxxxxxxxxx https://www.redhat.com/mailman/listinfo/virt-tools-list
