Re: [ceph-users] Ceph-Fuse and mount namespaces

2018-02-28 Thread Oliver Freyermuth
Am 28.02.2018 um 16:09 schrieb Patrick Donnelly: > On Tue, Feb 27, 2018 at 3:27 PM, Oliver Freyermuth > wrote: >> As you can see: >> - Name collision for admin socket, since the helper is already running. > > You can change the admin socket path using the `admin socket` config > variable. Use met

Re: [ceph-users] Ceph-Fuse and mount namespaces

2018-02-28 Thread Patrick Donnelly
On Tue, Feb 27, 2018 at 3:27 PM, Oliver Freyermuth wrote: > As you can see: > - Name collision for admin socket, since the helper is already running. You can change the admin socket path using the `admin socket` config variable. Use metavariables [1] to make the path unique. > - A second helper

Re: [ceph-users] Ceph-Fuse and mount namespaces

2018-02-28 Thread Oliver Freyermuth
Am 28.02.2018 um 15:18 schrieb David Turner: > If you run your container in privileged mode you can mount ceph-fuse inside > of the VMs instead of from the shared resource on the host. I used a > configuration like this to test multi-tenency speed tests of CephFS using > ceph-fuse. The more moun

Re: [ceph-users] Ceph-Fuse and mount namespaces

2018-02-28 Thread David Turner
If you run your container in privileged mode you can mount ceph-fuse inside of the VMs instead of from the shared resource on the host. I used a configuration like this to test multi-tenency speed tests of CephFS using ceph-fuse. The more mount points I used 1 per container, the more bandwidth I wa

[ceph-users] Ceph-Fuse and mount namespaces

2018-02-27 Thread Oliver Freyermuth
Dear Cephalopodians, continuing a bit on the point raised in the other thread ( "CephFS very unstable with many small files" ) concerning the potentially unexpected behaviour of the ceph-fuse client with regard to mount namespaces I did a first small experiment. First off: I did not see any ba