Gerstein Lab Openstack 2017

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1. Storage.

'ceph df' gives

GLOBAL:
   SIZE     AVAIL     RAW USED     %RAW USED 
   163T      163T         203G          0.12 
POOLS:
   NAME                      ID     USED       %USED     MAX AVAIL     OBJECTS 
... 
   images                    7       2032M         0        55792G         268 
   volumes                   9      65826M      0.12        55792G       16792 
   vms                       10       994M         0        55792G         258


'df -h' yields

Ten of the following osds in each of the three storage devices roughly corresponding to MAX AVAIL above.

Filesystem      Size  Used Avail Use% Mounted on
...
/dev/sdXX       5.5T  XXXX  XXXX   XXX% /var/lib/ceph/osd/ceph-XX


2. Compute node info.

Five of these

CPU model:           x86_64
CPU(s):              16
CPU socket(s):       1
Core(s) per socket:  8
Thread(s) per core:  1
NUMA cell(s):        2
Memory size:         133765852 KiB

3. Director node info.

[stack@gos-director-01 SysAdmins]$ virsh nodeinfo
CPU model:           x86_64
CPU(s):              32
CPU socket(s):       1
Core(s) per socket:  8
Thread(s) per core:  2 
NUMA cell(s):        2
Memory size:         133494824 KiB
[stack@gos-director-01 SysAdmins]$ df -h
Filesystem             Size  Used Avail Use% Mounted on
/dev/mapper/rhel-home  2.2T  2.1G  2.2T   1% /home
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