[ceph-users] Re: Mount CEPH-FS on multiple hosts with concurrent access to the same data objects?

2020-09-22 Thread Stefan Kooman
On 2020-09-21 21:12, Wout van Heeswijk wrote: > Hi Rene, > > Yes, cephfs is a good filesystem for concurrent writing. When using CephFS > with ganesha you can even scale out. > > It will perform better but why don't you mount CephFS inside the VM? ^^ This. But it depends on the VMs you are

[ceph-users] Re: Mount CEPH-FS on multiple hosts with concurrent access to the same data objects?

2020-09-22 Thread Andreas John
Hello, https://docs.ceph.com/en/latest/rados/operations/erasure-code/ but, you could probably manually intervent, if you want an erasure coded pool. rgds, j. On 22.09.20 14:55, René Bartsch wrote: > Am Dienstag, den 22.09.2020, 14:43 +0200 schrieb Andreas John: >> Hello, >> >> yes, it does.

[ceph-users] Re: Mount CEPH-FS on multiple hosts with concurrent access to the same data objects?

2020-09-22 Thread Lindsay Mathieson
On 22/09/2020 10:55 pm, René Bartsch wrote: What do you mean with EC? Proxmox doesn't support creating EC pools via its gui, as ec is not considered a good fit for VM hosting. However you can create EC pools viua the command line as normal. -- Lindsay

[ceph-users] Re: Mount CEPH-FS on multiple hosts with concurrent access to the same data objects?

2020-09-22 Thread René Bartsch
Am Dienstag, den 22.09.2020, 14:43 +0200 schrieb Andreas John: > Hello, > > yes, it does. I even comes with a GUI so manage ceph and own basic- > setup > tool. No EC support. What do you mean with EC? Regards, Renne ___ ceph-users mailing list --

[ceph-users] Re: Mount CEPH-FS on multiple hosts with concurrent access to the same data objects?

2020-09-22 Thread Andreas John
Hello, yes, it does. I even comes with a GUI so manage ceph and own basic-setup tool. No EC support. The only issue comes is with the backup stuff, which uses "vzdump" under the hood that causes possibly  high load. The reason is not really known yet, but some suspect that small block sizes

[ceph-users] Re: Mount CEPH-FS on multiple hosts with concurrent access to the same data objects?

2020-09-22 Thread René Bartsch
Am Dienstag, den 22.09.2020, 08:50 +0200 schrieb Robert Sander: > Do you know that Proxmox is able to store VM images as RBD directly > in a > Ceph cluster? Does Proxmox support snapshots, backups and thin provisioning with RBD- VM images? Regards, Renne

[ceph-users] Re: Mount CEPH-FS on multiple hosts with concurrent access to the same data objects?

2020-09-22 Thread René Bartsch
Am Dienstag, den 22.09.2020, 11:25 +0200 schrieb Stefan Kooman: > On 2020-09-21 21:12, Wout van Heeswijk wrote: > > Hi Rene, > > > > Yes, cephfs is a good filesystem for concurrent writing. When using > > CephFS with ganesha you can even scale out. > > > > It will perform better but why don't

[ceph-users] Re: Mount CEPH-FS on multiple hosts with concurrent access to the same data objects?

2020-09-22 Thread Robert Sander
On 21.09.20 18:44, René Bartsch wrote: > We're planning a Proxmox-Cluster. The data-center operator advised to > use a virtual machine with NFS on top of a single CEPH-FS instance to > mount the shared CEPH-FS storage on multiple hosts/VMs. For what purpose do you plan to use CephFS? Do you

[ceph-users] Re: Mount CEPH-FS on multiple hosts with concurrent access to the same data objects?

2020-09-21 Thread Wout van Heeswijk
Hi Rene, Yes, cephfs is a good filesystem for concurrent writing. When using CephFS with ganesha you can even scale out. It will perform better but why don't you mount CephFS inside the VM? Kind regards, Wout 42on From: René Bartsch Sent: Monday,