Re: [ceph-users] Write back cache removal

2017-01-12 Thread Wido den Hollander
> Op 10 januari 2017 om 22:05 schreef Nick Fisk : > > > From: ceph-users [mailto:ceph-users-boun...@lists.ceph.com] On Behalf Of > Stuart Harland > Sent: 10 January 2017 11:58 > To: Wido den Hollander > Cc: ceph new ; n...@fisk.me.uk > Subject: Re: [ceph-user

Re: [ceph-users] Write back cache removal

2017-01-10 Thread Nick Fisk
From: ceph-users [mailto:ceph-users-boun...@lists.ceph.com] On Behalf Of Stuart Harland Sent: 10 January 2017 11:58 To: Wido den Hollander Cc: ceph new ; n...@fisk.me.uk Subject: Re: [ceph-users] Write back cache removal Yes Wido, you are correct. There is a RBD pool in the cluster, but is

Re: [ceph-users] Write back cache removal

2017-01-10 Thread Stuart Harland
nal Message- >>> From: ceph-users [mailto:ceph-users-boun...@lists.ceph.com] On Behalf Of >>> Wido den Hollander >>> Sent: 10 January 2017 07:54 >>> To: ceph new ; Stuart Harland >>> >>> Subject: Re: [ceph-users] Write back cache removal >>> >

Re: [ceph-users] Write back cache removal

2017-01-10 Thread jiajia zhong
Harland < > s.harl...@livelinktechnology.net> > > Subject: Re: [ceph-users] Write back cache removal > > > > > > > Op 9 januari 2017 om 13:02 schreef Stuart Harland < > s.harl...@livelinktechnology.net>: > > > > > > > > > Hi, > >

Re: [ceph-users] Write back cache removal

2017-01-10 Thread Wido den Hollander
> Op 10 januari 2017 om 9:52 schreef Nick Fisk : > > > > -Original Message- > > From: ceph-users [mailto:ceph-users-boun...@lists.ceph.com] On Behalf Of > > Wido den Hollander > > Sent: 10 January 2017 07:54 > > To: ceph new ; Stuart Harland &

Re: [ceph-users] Write back cache removal

2017-01-10 Thread Nick Fisk
> -Original Message- > From: ceph-users [mailto:ceph-users-boun...@lists.ceph.com] On Behalf Of Wido > den Hollander > Sent: 10 January 2017 07:54 > To: ceph new ; Stuart Harland > > Subject: Re: [ceph-users] Write back cache removal > > > > Op 9 jan

Re: [ceph-users] Write back cache removal

2017-01-09 Thread Wido den Hollander
> Op 9 januari 2017 om 13:02 schreef Stuart Harland > : > > > Hi, > > We’ve been operating a ceph storage system storing files using librados > (using a replicated pool on rust disks). We implemented a cache over the top > of this with SSDs, however we now want to turn this off. > > The doc

[ceph-users] Write back cache removal

2017-01-09 Thread Stuart Harland
Hi, We’ve been operating a ceph storage system storing files using librados (using a replicated pool on rust disks). We implemented a cache over the top of this with SSDs, however we now want to turn this off. The documentation suggests setting the cache mode to forward before draining the poo