Re: [ceph-users] RBD I/O errors with QEMU [luminous upgrade/osd change]

2017-09-11 Thread Beard Lionel (BOSTON-STORAGE)
Hi, We also have the same issue with Openstack instances (QEMU/libvirt) after upgrading from kraken to luminous, and just after starting osd migration from btrfs to bluestore. We were able to restart failed VMs by mounting all disks from a linux box with rbd map, and run fsck on them. QEMU host

Re: [ceph-users] Slow performances on our Ceph Cluster

2017-02-14 Thread Beard Lionel (BOSTON-STORAGE)
Hi, > On Tue, Feb 14, 2017 at 3:48 AM, David Ramahefason > wrote: > > Any idea on how we could increase performances ? as this really impact > > our openstack MOS9.0 Mitaka infrastructure, VM spawning can take up to > > 15 minutes... > > Have you configured Glance RBD store properly? The Mikata r