Re: [Openstack-operators] Ceilometer and disk IO

2017-04-13 Thread Paras pradhan
Thanks for the reply. I have see people recommending to use ceph as a backed for gnocchi but we don't use Ceph yet and looks like gnocchi does not support cinder backends. We use Dell EQ San for block devices. -Paras. On Tue, Apr 11, 2017 at 9:15 PM, Alex Hubner wrote: > Ceilometer can be a pai

Re: [Openstack-operators] Ceilometer and disk IO

2017-04-11 Thread Alex Hubner
Ceilometer can be a pain in the a* if not properly configured/designed, especially when things start to grow. I've already saw the exact same situation you described on two different instalations. To make things more complicated, some OpenStack distributions use MongoDB as a storage backend and do

Re: [Openstack-operators] Ceilometer and disk IO

2017-04-11 Thread gordon chung
On 08/04/17 01:00 PM, Paras pradhan wrote: > y current configuration I am using 300 GB 10K SAS (in hardware raid 1) > and iostat report does not look good (upto 100% unilization) with > ceilometer consuming high CPU and Memory. Does it help adding more > spindles and move to raid 10? > i don't

[Openstack-operators] Ceilometer and disk IO

2017-04-09 Thread Paras pradhan
Hello What kind of storage backend do you guys use if you see disk IO bottlenecks when storing ceilometer events and metrics? In my current configuration I am using 300 GB 10K SAS (in hardware raid 1) and iostat report does not look good (upto 100% unilization) with ceilometer consuming high CPU a