Re: [ceph-users] Moving bluestore WAL and DB after bluestore creation

2017-11-15 Thread Mario Giammarco
It seems it is not possible. I recreated the OSD 2017-11-12 17:44 GMT+01:00 Shawn Edwards : > I've created some Bluestore OSD with all data (wal, db, and data) all on > the same rotating disk. I would like to now move the wal and db onto an > nvme disk. Is that possible without re-creating the

Re: [ceph-users] Moving bluestore WAL and DB after bluestore creation

2017-11-15 Thread David Turner
I'm not going to lie. This makes me dislike Bluestore quite a bit. Using multiple OSDs to an SSD journal allowed for you to monitor the write durability of the SSD and replace it without having to out and re-add all of the OSDs on the device. Having to now out and backfill back onto the HDDs is

Re: [ceph-users] Moving bluestore WAL and DB after bluestore creation

2017-11-15 Thread Richard Hesketh
Has anyone tried just dd-ing a block.db partition from one device to another and updating the symlink in OSD metadata partition? Ceph doesn't have commands that support you moving these partitions from one device to another, but I don't see a technical reason why manually copying these things sh

Re: [ceph-users] Moving bluestore WAL and DB after bluestore creation

2017-11-15 Thread Shawn Edwards
On Wed, Nov 15, 2017, 11:07 David Turner wrote: > I'm not going to lie. This makes me dislike Bluestore quite a bit. Using > multiple OSDs to an SSD journal allowed for you to monitor the write > durability of the SSD and replace it without having to out and re-add all > of the OSDs on the devi

Re: [ceph-users] Moving bluestore WAL and DB after bluestore creation

2017-11-16 Thread Loris Cuoghi
Le Wed, 15 Nov 2017 19:46:48 +, Shawn Edwards a écrit : > On Wed, Nov 15, 2017, 11:07 David Turner > wrote: > > > I'm not going to lie. This makes me dislike Bluestore quite a > > bit. Using multiple OSDs to an SSD journal allowed for you to > > monitor the write durability of the SSD and

Re: [ceph-users] Moving bluestore WAL and DB after bluestore creation

2017-11-17 Thread Ronny Aasen
On 16.11.2017 09:45, Loris Cuoghi wrote: Le Wed, 15 Nov 2017 19:46:48 +, Shawn Edwards a écrit : On Wed, Nov 15, 2017, 11:07 David Turner wrote: I'm not going to lie. This makes me dislike Bluestore quite a bit. Using multiple OSDs to an SSD journal allowed for you to monitor the writ

Re: [ceph-users] Moving bluestore WAL and DB after bluestore creation

2018-04-10 Thread Eugen Block
l/025930.html - Datum: Fri, 17 Nov 2017 17:04:36 +0100 Von: Ronny Aasen Betreff: Re: [ceph-users] Moving bluestore WAL and DB after bluestore creation An: ceph-users@lists.ceph.com On 16.11.2017 09:45, Loris Cuoghi wrote: Le Wed, 15 Nov 2017 19:46:48 +, Shawn Edwards a écrit :