[Openstack] icehouse cinder on multiple nodes problem

Anatoly Oreshkin Anatoly.Oreshkin at pnpi.spb.ru
Fri Jun 27 10:22:36 UTC 2014


According to your advice I've set up in cinder.conf
my_ip=10.76.254.222

other parameters you mentioned were already specified as follows:

iscsi_ip_address=10.76.254.222
iscsi_target_prefix=iqn.2010-10.org.openstack:
glance_host=10.76.254.220
glance_api_servers=$glance_host:$glance_port

rabbit_hosts=10.76.254.220:5672
rpc_backend=cinder.openstack.common.rpc.impl_kombu

sql_connection=mysql://cinder:29872c1151c04682@10.76.254.220/cinder

After that I've restarted cinder services ob both controller and compute host,
however that have not helped.

What else should I do ?


Remark.
Compute node labos02 has no DNS record. Could that somehow influence on my problem ?





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> last time I've set up something like that those were the parameters in
> cinder.conf (on all nodes) that were vital to cinder's normal operation:
>
> - - my_ip
> - - iscsi_ip_prefix
> - - iscsi_ip_address
> - - glance_api_servers
>
>
> and the [keystone_authtoken] section. You will need to have some
> pointer for your AMPQ service (qpid in my case):
>
> - - qpid_host
> - - rpc_backend
>
> and to the DB:
>
> [database]
> - - connection
>
> - From the looks of it your configs are missing all of it.
>
> On 06/25/2014 08:44 AM, Anatoly Oreshkin wrote:
>>
>> Hello,
>>
>> I have openstack icehouse running on 2 nodes  under Centos 6.5 .
>> One node is controller/network node, other  node - compute node.
>> Cinder is installed and running on both nodes. Controller/network
>> node  has hostname labosctrl (10.76.254.220), compute node has
>> hostname labos02 (10.76.254.222)
>>
>> command 'cinder service-list' shows that cinder on labos02 is down,
>> however cinder services are really running on labos02.
>>
>>
>> |      Binary      |            Host           |    Zone   |
>> Status | State | Updated_at         | Disabled Reason |
>> +------------------+---------------------------+-----------+---------+-------+----------------------------+-----------------+
>>
>>
> |  cinder-backup   |          labos02          |  labos02  | enabled |
> down |
>> 2014-06-24T15:23:27.000000 |       None | |  cinder-backup   |
>> labosctrl.lss.emc.com   | labosctrl | enabled |   up  |
>> 2014-06-24T15:25:12.000000 |       None | | cinder-scheduler |
>> labos02          |  labos02  | enabled |  down |
>> 2014-06-24T15:23:26.000000 |       None | | cinder-scheduler |
>> labosctrl.lss.emc.com   | labosctrl | enabled |   up  |
>> 2014-06-24T15:25:10.000000 |       None | |  cinder-volume   |
>> labos02 at lvm        |  labos02  | enabled |  down |
>> 2014-06-24T15:23:27.000000 |       None | | |  cinder-volume   |
>> labosctrl.lss.emc.com at lvm | labosctrl | enabled |   up  |
>> 2014-06-24T15:25:02.000000 |       None |
>>
>> command 'cinder-manage service list' shows
>>
>> Binary           Host                                 Zone
>> Status State Updated At cinder-scheduler labosctrl
>> labosctrl        enabled :-)   2014-06-24 15:24:30 cinder-backup
>> labosctrl                            labosctrl        enabled :-)
>> 2014-06-24 15:24:32 cinder-volume    labosctrl
>> labosctrl        enabled :-)   2014-06-24 15:24:32 cinder-scheduler
>> labos02                              labos02          enabled XXX
>> 2014-06-24 15:22:46 cinder-backup    labos02
>> labos02          enabled XXX   2014-06-24 15:22:47 cinder-volume
>> labos02 at lvm                          labos02          enabled XXX
>> 2014-06-24 15:22:47
>>
>> /etc/cinder/cinder.conf on labosctrl(10.76.254.220) has such
>> parameters: ---------------------------------------------------
>>
>> enabled_backends=lvm host=labosctrl.lss.emc.com
>> storage_availability_zone=labosctrl
>> default_availability_zone=labosctrl
>> volume_driver=cinder.volume.drivers.lvm.LVMISCSIDriver
>> iscsi_ip_address=10.76.254.220 iscsi_helper=tgtadm
>>
>> /etc/cinder/cinder.conf on labos02(10.76.254.222):
>> -------------------------------------------------
>>
>> enabled_backends=lvm host=labos02
>> storage_availability_zone=labos02
>> default_availability_zone=labos02
>> volume_driver=cinder.volume.drivers.lvm.LVMISCSIDriver
>> iscsi_ip_address=10.76.254.222 iscsi_helper=tgtadm
>>
>>
>> 'cinder endpoints' shows
>>
>>
>> +-------------+---------------------------------------------------------------+
>>
>>
> |  cinder_v2  |                             Value
>       |
>> +-------------+---------------------------------------------------------------+
>>
>>
> |   adminURL  |
> http://10.76.254.220:8776/v2/81b280570f994c3eb9d7bb563096b49a |
>> |      id     |                2313e8b0c09249909f0f6c104afa364e
>> | | internalURL |
>> http://10.76.254.220:8776/v2/81b280570f994c3eb9d7bb563096b49a | |
>> publicURL  |
>> http://10.76.254.220:8776/v2/81b280570f994c3eb9d7bb563096b49a | |
>> region   |                           RegionOne
>> |
>> +-------------+---------------------------------------------------------------+
>>
>>
>> +-------------+---------------------------------------------------------------+
>>
>>
> |    cinder   |                             Value
>       |
>> +-------------+---------------------------------------------------------------+
>>
>>
> |   adminURL  |
> http://10.76.254.220:8776/v1/81b280570f994c3eb9d7bb563096b49a |
>> |      id     |                02696554a0fd473292e93834f9269086
>> | | internalURL |
>> http://10.76.254.220:8776/v1/81b280570f994c3eb9d7bb563096b49a | |
>> publicURL  |
>> http://10.76.254.220:8776/v1/81b280570f994c3eb9d7bb563096b49a | |
>> region   |                           RegionOne
>> |
>> +-------------+---------------------------------------------------------------+
>>
>>  tgt service is also runnung on both nodes.
>>
>> /etc/tgt/targets.conf has parameters:
>>
>> include /etc/cinder/volumes/* default-driver iscsi
>>
>> Should the nodes have DNS records or /etc/hosts records enough ?
>> Why don't cinder commands see cinder services being up on labos02
>> ?
>>
>> Can anybody help me ?
>>
>>
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