root@mds01:~/ceph-dep# pwd
/root/ceph-dep
root@mds01:~/ceph-dep# ceph-deploy -v install mds01 osd{01..10}
Installing stable version cuttlefish on cluster ceph hosts mds01 osd01 osd02 osd03 osd04 osd05 osd06 osd07 osd08 osd09 osd10
Detecting platform for host mds01 ...
Distro Ubuntu release 13.04 codename raring
Installing on host mds01 ...
etecting platform for host osd03 ...
Distro Ubuntu release 13.04 codename raring
Installing on host osd03 ...
Detecting platform for host osd04 ...
Distro Ubuntu release 13.04 codename raring
Installing on host osd04 ...
Detecting platform for host osd05 ...
Distro Ubuntu release 13.04 codename raring
Installing on host osd05 ...
Detecting platform for host osd06 ...
Distro Ubuntu release 13.04 codename raring
Installing on host osd06 ...
Detecting platform for host osd07 ...
Distro Ubuntu release 13.04 codename raring
Installing on host osd07 ...
OK
Detecting platform for host osd08 ...
Distro Ubuntu release 13.04 codename raring
Installing on host osd08 ...
Detecting platform for host osd09 ...
Distro Ubuntu release 13.04 codename raring
Installing on host osd09 ...
Detecting platform for host osd10 ...
Distro Ubuntu release 13.04 codename raring
Installing on host osd10 ...
OK

...
root@mds01:~# dsh -m osd01 -m osd02 getent hosts osd{01..10}
127.0.1.1       osd01.keplerdata.com osd01
20.10.10.102    osd02.keplerdata.com
20.10.10.103    osd03.keplerdata.com
20.10.10.104    osd04.keplerdata.com
20.10.10.105    osd05.keplerdata.com
20.10.10.106    osd06.keplerdata.com
20.10.10.107    osd07.keplerdata.com
20.10.10.108    osd08.keplerdata.com
20.10.10.109    osd09.keplerdata.com
20.10.10.110    osd10.keplerdata.com
20.10.10.101    osd01.keplerdata.com
127.0.1.1       osd02.keplerdata.com osd02
20.10.10.103    osd03.keplerdata.com
20.10.10.104    osd04.keplerdata.com
20.10.10.105    osd05.keplerdata.com
20.10.10.106    osd06.keplerdata.com
20.10.10.107    osd07.keplerdata.com
20.10.10.108    osd08.keplerdata.com
20.10.10.109    osd09.keplerdata.com
20.10.10.110    osd10.keplerdata.com