Re: [ceph-users] Upgrade 0.80.5 to 0.80.8 --the VM's read request become too slow

Objet: [ceph-users] Upgrade 0.80.5 to 0.80.8 --the VM's read request become too slow Hello! We use Ceph+Openstack in our private cloud. Recently we upgrade our centos6.5 based cluster from Ceph Emperor to Ceph Firefly. At first,we use redhat yum repo epel to upgrade, this Ceph's version

[ceph-users] Upgrade 0.80.5 to 0.80.8 --the VM's read request become too slow

Hello! We use Ceph+Openstack in our private cloud. Recently we upgrade our centos6.5 based cluster from Ceph Emperor to Ceph Firefly. At first,we use redhat yum repo epel to upgrade, this Ceph's version is 0.80.5. First upgrade monitor,then osd,last client. when we complete this upgrade,