Re: [ceph-users] Luminous CephFS on EC - how?

2017-08-30 Thread Martin Millnert
On Wed, Aug 30, 2017 at 02:06:29PM +0100, John Spray wrote: > > As I wrote in my ticket there is room for improvement in docs on how to > > do it and with cli/api rejecting "ceph fs new " with > > pool1 or pool2 being EC. > > The CLI will indeed reject attempts to use an EC pool for metadata, > a

Re: [ceph-users] Luminous CephFS on EC - how?

2017-08-30 Thread John Spray
On Wed, Aug 30, 2017 at 1:50 PM, Martin Millnert wrote: > Hi, > > On Wed, Aug 30, 2017 at 12:28:12PM +0100, John Spray wrote: >> On Wed, Aug 30, 2017 at 7:21 AM, Martin Millnert wrote: >> > Hi, >> > >> > what is the proper method to not only setup but also successfully use >> > CephFS on erasure

Re: [ceph-users] Luminous CephFS on EC - how?

2017-08-30 Thread Martin Millnert
On Wed, Aug 30, 2017 at 11:06:02AM +0200, Peter Maloney wrote: > What kind of terrible mail client is this that sends a multipart message where > one part is blank and that's the one Thunderbird chooses to show? (see > blankness below) It's a real email client (mutt) sending text to the mailing li

Re: [ceph-users] Luminous CephFS on EC - how?

2017-08-30 Thread Martin Millnert
Hi, On Wed, Aug 30, 2017 at 12:28:12PM +0100, John Spray wrote: > On Wed, Aug 30, 2017 at 7:21 AM, Martin Millnert wrote: > > Hi, > > > > what is the proper method to not only setup but also successfully use > > CephFS on erasure coded data pool? > > The docs[1] very vaguely state that erasure co

Re: [ceph-users] Luminous CephFS on EC - how?

2017-08-30 Thread John Spray
On Wed, Aug 30, 2017 at 7:21 AM, Martin Millnert wrote: > Hi, > > what is the proper method to not only setup but also successfully use > CephFS on erasure coded data pool? > The docs[1] very vaguely state that erasure coded pools do not support omap > operations hence, "For Cephfs, using an erasu

Re: [ceph-users] Luminous CephFS on EC - how?

2017-08-30 Thread Peter Maloney
What kind of terrible mail client is this that sends a multipart message where one part is blank and that's the one Thunderbird chooses to show? (see blankness below) Yes you're on the right track. As long as the main fs is on a replicated pool (the one with omap), the ones below it (using file la

[ceph-users] Luminous CephFS on EC - how?

2017-08-29 Thread Martin Millnert
Hi, what is the proper method to not only setup but also successfully use CephFS on erasure coded data pool? The docs[1] very vaguely state that erasure coded pools do not support omap operations hence, "For Cephfs, using an erasure coded pool means setting that pool in a file layout.". The file l