I prefer to use the crush hook location functionality to call a script like this so OSD's are dynamically placed in the correct crush root on startup
https://gist.github.com/wido/5d26d88366e28e25e23d From: ceph-users [mailto:ceph-users-boun...@lists.ceph.com] On Behalf Of Michael Kuriger Sent: 17 November 2015 22:17 To: Sean Redmond <sean.redmo...@gmail.com>; Nikola Ciprich <nikola.cipr...@linuxbox.cz> Cc: ceph-users <ceph-users@lists.ceph.com> Subject: Re: [ceph-users] SSD pool and SATA pool Many thanks! Michael Kuriger Sr. Unix Systems Engineer * <mailto:mk7...@yp.com> mk7...@yp.com |* 818-649-7235 From: Sean Redmond <sean.redmo...@gmail.com <mailto:sean.redmo...@gmail.com> > Date: Tuesday, November 17, 2015 at 2:00 PM To: Nikola Ciprich <nikola.cipr...@linuxbox.cz <mailto:nikola.cipr...@linuxbox.cz> > Cc: Michael Kuriger <mk7...@yp.com <mailto:mk7...@yp.com> >, "ceph-users@lists.ceph.com" <ceph-users@lists.ceph.com <mailto:ceph-users@lists.ceph.com> > Subject: Re: [ceph-users] SSD pool and SATA pool Hi, The below should help you: http://www.sebastien-han.fr/blog/2014/08/25/ceph-mix-sata-and-ssd-within-the -same-box/ <https://urldefense.proofpoint.com/v2/url?u=http-3A__www.sebastien-2Dhan.fr_ blog_2014_08_25_ceph-2Dmix-2Dsata-2Dand-2Dssd-2Dwithin-2Dthe-2Dsame-2Dbox_&d =CwMFaQ&c=lXkdEK1PC7UK9oKA-BBSI8p1AamzLOSncm6Vfn0C_UQ&r=CSYA9OS6Qd7fQySI2LDv lQ&m=sTcO3vqSIi0TXQbqBxJLeNk1XOWssOl7mENi9pWpIsA&s=05WfoGzVqIdA9hwi8pIEBNz4y BwCb7QYwM9QrkP07Gk&e=> Thanks On Tue, Nov 17, 2015 at 9:58 PM, Nikola Ciprich <nikola.cipr...@linuxbox.cz <mailto:nikola.cipr...@linuxbox.cz> > wrote: I'm not an ceph expert, but I needed to use osd crush update on start = false in [osd] config section.. BR nik On Tue, Nov 17, 2015 at 08:53:37PM +0000, Michael Kuriger wrote: > Hey everybody, > I have 10 servers, each with 2 SSD drives, and 8 SATA drives. Is it possible to create 2 pools, one made up of SSD and one made up of SATA? I tried manually editing the crush map to do it, but the configuration doesn't seem to persist reboots. Any help would be very appreciated. > > Thanks! > > Mike > > > _______________________________________________ > ceph-users mailing list > ceph-users@lists.ceph.com <mailto:ceph-users@lists.ceph.com> > http://lists.ceph.com/listinfo.cgi/ceph-users-ceph.com <https://urldefense.proofpoint.com/v2/url?u=http-3A__lists.ceph.com_listinfo .cgi_ceph-2Dusers-2Dceph.com&d=CwMFaQ&c=lXkdEK1PC7UK9oKA-BBSI8p1AamzLOSncm6V fn0C_UQ&r=CSYA9OS6Qd7fQySI2LDvlQ&m=sTcO3vqSIi0TXQbqBxJLeNk1XOWssOl7mENi9pWpI sA&s=njhE1213mChb57wiXO0HXdX6rJ5PRl-OE0mqTupe1-4&e=> -- ------------------------------------- Ing. Nikola CIPRICH LinuxBox.cz, s.r.o. 28.rijna 168, 709 00 Ostrava tel.: +420 591 166 214 <tel:%2B420%20591%20166%20214> fax: +420 596 621 273 <tel:%2B420%20596%20621%20273> mobil: +420 777 093 799 <tel:%2B420%20777%20093%20799> www.linuxbox.cz <https://urldefense.proofpoint.com/v2/url?u=http-3A__www.linuxbox.cz&d=CwMFa Q&c=lXkdEK1PC7UK9oKA-BBSI8p1AamzLOSncm6Vfn0C_UQ&r=CSYA9OS6Qd7fQySI2LDvlQ&m=s TcO3vqSIi0TXQbqBxJLeNk1XOWssOl7mENi9pWpIsA&s=ZsWLl_AUzsZ4KJIfkG7DwV8C7hFf1JI iWnxfN3WMP98&e=> mobil servis: +420 737 238 656 <tel:%2B420%20737%20238%20656> email servis: ser...@linuxbox.cz <mailto:ser...@linuxbox.cz> ------------------------------------- _______________________________________________ ceph-users mailing list ceph-users@lists.ceph.com <mailto:ceph-users@lists.ceph.com> http://lists.ceph.com/listinfo.cgi/ceph-users-ceph.com <https://urldefense.proofpoint.com/v2/url?u=http-3A__lists.ceph.com_listinfo .cgi_ceph-2Dusers-2Dceph.com&d=CwMFaQ&c=lXkdEK1PC7UK9oKA-BBSI8p1AamzLOSncm6V fn0C_UQ&r=CSYA9OS6Qd7fQySI2LDvlQ&m=sTcO3vqSIi0TXQbqBxJLeNk1XOWssOl7mENi9pWpI sA&s=njhE1213mChb57wiXO0HXdX6rJ5PRl-OE0mqTupe1-4&e=>
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