[Openstack] Is there special setting to attach volume to instance on Nexenta server?

romi zhang romizhang1968 at 163.com
Tue Jul 3 08:13:58 UTC 2012


Hi,

 

I'd already setup nexenta in a independent server and nova-volume run on
another server with nexenta driver configured in nova.conf to provide volume
service to the openstack system.

I can use command or dashboard to create volume well and nexenta also have
create relative zol,but question is I always could not attach the volume to
the instance,here is the environment and questions I met:

 

1.       The output of "iscsiadm -m session" that compute node
show(volume-00000001 is created by command and was in the list of nexenta
ZVOL list)

root at nc01:/home/romi# iscsiadm -m session

tcp: [21] 192.168.1.42:3260,1
iqn.1986-03.com.sun:01:005008c802ff.4fb2f97dvolume-00000001

tcp: [5] 192.168.1.42:3260,2 iqn.1986-03.com.sun:01:005008c802ff.4fb2f97d

2.       When I use command to attach the volume to the instance,
nova-volume service gave the log error is:

Command: sudo iscsiadm -m node -T
"iqn.1986-03.com.sun:01:005008c802ff.4fb2f97d"volume-00000001 -p
192.168.1.42:3260 --rescan

2012-06-26 18:00:37 TRACE nova.rpc.amqp Stderr: 'iscsiadm: No portal
found.\n'

3.       I try to run "icsiadm -m node -T
"iqn.1986-03.com.sun:01:005008c802ff.4fb2f97d"volume-00000001 -p
192.168.1.42:3260 -rescan" manually in compute node, the output is well:

Rescanning session [sid: 21, target:
iqn.1986-03.com.sun:01:005008c802ff.4fb2f97dvolume-00000001, portal:
192.168.1.42,3260]

 

So, I could not know what is wrong or is there special setting needed in
nexenta server?

Appreciate if someone could help.

Regards,

 

Romi

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