Re: [ceph-users] dd testing from within the VM

2016-05-20 Thread Ketil Froyn
I'm a lurker here and don't know much about ceph, but: If fdatasync hardly makes a difference, then either it's not being honoured (which would be a major problem), or there's something else that is a bottleneck in your test (more likely). It's not uncommon for a poor choice of block size (bs)

[ceph-users] Recommendations for sharing a file system to a heterogeneous client network?

2019-01-15 Thread Ketil Froyn
Hi, I'm pretty new to Ceph - pardon the newbie question. I've done a bit of reading and searching, but I haven't seen an answer to this yet. Is anyone using ceph to power a filesystem shared among a network of Linux, Windows and Mac clients? How have you set it up? Is there a mature Windows

Re: [ceph-users] Recommendations for sharing a file system to a heterogeneous client network?

2019-01-15 Thread Ketil Froyn
Robert, Thanks, this is really interesting. Do you also have any details on how a solution like this performs? I've been reading a thread about samba/cephfs performance, and the stats aren't great - especially when creating/deleting many files - but being a rookie, I'm not 100% clear on the

[ceph-users] Commercial support

2019-01-23 Thread Ketil Froyn
Hi, How is the commercial support for Ceph? More specifically, I was recently pointed in the direction of the very interesting combination of CephFS, Samba and ctdb. Is anyone familiar with companies that provide commercial support for in-house solutions like this? Regards, Ketil

Re: [ceph-users] Upgrade Luminous to mimic on Ubuntu 18.04

2019-02-18 Thread Ketil Froyn
I think there may be something wrong with the apt repository for bionic, actually. Compare the packages available for Xenial: https://download.ceph.com/debian-luminous/dists/xenial/main/binary-amd64/Packages to the ones available for Bionic:

Re: [ceph-users] Can CephFS Kernel Client Not Read & Write at the Same Time?

2019-03-07 Thread Ketil Froyn
On Fri, Mar 8, 2019, 01:15 Gregory Farnum wrote: > In general, no, this is not an expected behavior. > For clarification: I assume you are responding to Andrew's last question "Is this expected behavior...?" (quoted below). When I first read through, it looked like your mail was a response to