Re: [ceph-users] SAN or DAS for Production ceph

2018-08-29 Thread James Watson
Thanks, Tom and John, both of your input really helpful and helped to put things into perspective. Much appreciated. @John, I am based out of Dubai. On Wed, Aug 29, 2018 at 2:06 AM John Hearns wrote: > James, you also use the words enterprise and production ready. > Is Redhat support

Re: [ceph-users] SAN or DAS for Production ceph

2018-08-28 Thread John Hearns
James, you also use the words enterprise and production ready. Is Redhat support important to you? On Tue, 28 Aug 2018 at 23:56, John Hearns wrote: > James, well for a start don't use a SAN. I speak as someone who managed a > SAN with Brocade switches and multipathing for an F1 team. CEPH is

Re: [ceph-users] SAN or DAS for Production ceph

2018-08-28 Thread Thomas White
will really value good planning and experience when you hit those rough patches. Hope that helps, Tom From: ceph-users On Behalf Of James Watson Sent: 28 August 2018 21:05 To: ceph-users@lists.ceph.com Subject: [ceph-users] SAN or DAS for Production ceph Dear cephers, I am

Re: [ceph-users] SAN or DAS for Production ceph

2018-08-28 Thread John Hearns
James, well for a start don't use a SAN. I speak as someone who managed a SAN with Brocade switches and multipathing for an F1 team. CEPH is Software Defined Storage. You want discreet storage servers with a high bandwidth Ethernet (or maybe Infiniband) fabric. Fibrechannel still has it place

[ceph-users] SAN or DAS for Production ceph

2018-08-28 Thread James Watson
Dear cephers, I am new to the storage domain. Trying to get my head around the enterprise - production-ready setup. The following article helps a lot here: (Yahoo ceph implementation) https://yahooeng.tumblr.com/tagged/object-storage But a couple of questions: What HDD would they have used