Here is a problem I am facing with quota. I have set total iops VM quota to 99.
ubuntu@ceph-perftest-1:~$ nova --os-username admin --os-password admin --os-tenant-id 38a100db8cab4c89a9602ef1eb38f893 --os-auth-url http://172.30.90.89:5000/v2.0/ flavor-show m1.small +----------------------------+-------------------------------------------------------------------------------+ | Property | Value | +----------------------------+-------------------------------------------------------------------------------+ | OS-FLV-DISABLED:disabled | False | | OS-FLV-EXT-DATA:ephemeral | 0 | | disk | 20 | | extra_specs | {"quota:disk_total_iops_sec": "99", "quota:disk_total_bytes_sec": "62914560"} | | id | 2 | | name | m1.small | | os-flavor-access:is_public | True | | ram | 2048 | | rxtx_factor | 1.0 | | swap | | | vcpus | 1 | +----------------------------+-------------------------------------------------------------------------------+ When I run fio tool on a vm of m1.small flavor i see iops more than 99... any idea why this happening ? root@t1:/home/ubuntu# fio randread.config rbd: (g=0): rw=randread, bs=4K-4K/4K-4K/4K-4K, ioengine=libaio, iodepth=2 fio-2.1.3 Starting 1 process Cbs: 1 (f=1): [r] [11.5% done] [3608KB/0KB/0KB /s] [902/0/0 iops] [eta 00m:54s]
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