thanks, I still can't understand whats taking up all the space 27.75 On Thu, Feb 28, 2019 at 7:18 AM Mohamad Gebai <mge...@suse.de> wrote:
> On 2/27/19 4:57 PM, Marc Roos wrote: > > They are 'thin provisioned' meaning if you create a 10GB rbd, it does > > not use 10GB at the start. (afaik) > > You can use 'rbd -p rbd du' to see how much of these devices is > provisioned and see if it's coherent. > > Mohamad > > > > > > > -----Original Message----- > > From: solarflow99 [mailto:solarflo...@gmail.com] > > Sent: 27 February 2019 22:55 > > To: Ceph Users > > Subject: [ceph-users] rbd space usage > > > > using ceph df it looks as if RBD images can use the total free space > > available of the pool it belongs to, 8.54% yet I know they are created > > with a --size parameter and thats what determines the actual space. I > > can't understand the difference i'm seeing, only 5T is being used but > > ceph df shows 51T: > > > > > > /dev/rbd0 8.0T 4.8T 3.3T 60% /mnt/nfsroot/rbd0 > > /dev/rbd1 9.8T 34M 9.8T 1% /mnt/nfsroot/rbd1 > > > > > > > > # ceph df > > GLOBAL: > > SIZE AVAIL RAW USED %RAW USED > > 180T 130T 51157G 27.75 > > POOLS: > > NAME ID USED %USED MAX AVAIL > > OBJECTS > > rbd 0 15745G 8.54 39999G > > 4043495 > > cephfs_data 1 0 0 39999G > > 0 > > cephfs_metadata 2 1962 0 39999G > > 20 > > spider_stage 9 1595M 0 39999G 47835 > > spider 10 955G 0.52 39999G > > 42541237 > > > > > > > > > > _______________________________________________ > > ceph-users mailing list > > ceph-users@lists.ceph.com > > http://lists.ceph.com/listinfo.cgi/ceph-users-ceph.com > >
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