Open Stack

It is looking at the nova-volume instances that are up. It could be a
time skew problem. Does your volume server show up properly (with a
smiley face) in nova-manage service list?
 -nld

On Wed, Jan 30, 2013 at 2:35 PM, Abel Lopez <alopgeek at gmail.com> wrote:
> Hi everyone,
>
> I'm seeing some discrepancies in my essex nova-volume deploy.
>
> According to the dashboard, I have about 17TB worth of volumes.
> According to my backend storage system, I have about 80TB available
>
> When I try to create a 500GB volumes, scheduler throws an error:
> 2013-01-30 19:05:00 WARNING nova.scheduler.manager [req-1f0db7ca-3453-4140-89a3-798b8d6c011e e57fef37fd9d47d79f5c3e3123119dbb 3675684cdf05472f9586752fc7e6fb51] Failed to schedule_create_volume: No valid host was found. Not enough allocatable volume gigabytes remaining
> 2013-01-30 19:05:00 TRACE nova.rpc.amqp   File "/usr/lib/python2.7/dist-packages/nova/scheduler/simple.py", line 138, in schedule_create_volume
> 2013-01-30 19:05:00 TRACE nova.rpc.amqp NoValidHost: No valid host was found. Not enough allocatable volume gigabytes remaining
>
> I've set the quota ridiculously high for this tenant, yet nothing seems to work.
> I can create 100GB, 200GB, but after about 500GB, it throws the error.
>
> Anyone know how the scheduler is making this determination?
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