On Fri, Mar 2, 2018, 11:53 PM shadow_lin <shadow_lin@xxxxxxx> wrote:
_______________________________________________Hi list,There is a client io section from the result of ceph -s. I found the value of it is kinda confusing.I am using fio to test rbd seq write performance with 4m block.The throughput is about 2000MB/s and fio shows the iops is 500.But from the ceph -s client io section the throughput is about 2000MB/s too but the iops is not constantly,iops of the client io section keeps increasing from 1000iops to 2000iops.And I found as the iops increased the throughput get lower(about 10-20% ).What the reason of the iops from ceph -s client io section to behave like this?2018-03-03
lin.yunfan
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