[kolla] [ceph] Ceph using cluster network for replication

Radosław Piliszek radoslaw.piliszek at gmail.com
Sun Jun 30 07:18:50 UTC 2019


Hello Vlad,

the 'cluster network' (aka 'cluster_network') in ceph.conf is just a hint
to OSDs which address to use for cluster traffic (as they register it in
MONs).
We use globals.yml 'cluster_interface' to explicitly run the OSD using the
first address on the selected interface for cluster address:
ceph-osd ... --cluster-addr {{ hostvars[inventory_hostname]['ansible_' +
cluster_interface]['ipv4']['address'] }} ...
Therefore, there is no need to set 'cluster network'.
If you really want to set it (perhaps for reference), you can set it in
'/etc/kolla/config/ceph.conf' (notice no ceph/ directory).

Kind regards,
Radek

sob., 29 cze 2019 o 17:33 vladimir franciz blando <vladimir.blando at gmail.com>
napisał(a):

> Hi,
>
> In my globals.yml file
> ---
> cluster_interface: "bond1"
> ---
>
> but after deployment, there's nothing on the ceph.conf file that indicates
> that it's using the cluster interface
> ---
> # docker exec ceph_mon cat /etc/ceph/ceph.conf
> [global]
> log file = /var/log/kolla/ceph/$cluster-$name.log
> log to syslog = false
> err to syslog = false
> log to stderr = false
> err to stderr = false
> fsid = f8ff1404-bead-422b-9076-21583012ad30
> mon initial members = 172.16.43.22, 172.16.43.11, 172.16.43.12
> mon host = 172.16.43.22, 172.16.43.11, 172.16.43.12
> mon addr = 172.16.43.22:6789, 172.16.43.11:6789, 172.16.43.12:6789
> auth cluster required = cephx
> auth service required = cephx
> auth client required = cephx
> setuser match path = /var/lib/ceph/$type/$cluster-$id
>
> [mon]
> mon compact on start = true
> mon cluster log file = /var/log/kolla/ceph/$cluster.log
> ---
> I was expecting
> cluster network = <cluster_network_cidr>.
>
> I even tried making a custom config (/etc/kolla/config/ceph/ceph.conf)
> which includes the
> cluster network = <cluster_network_cidr>
> public network = <public_network_cidr>
>
> and run "kolla-ansible -i multinode reconfigure"
>
> but it did nothing, was there something missing on what I did?
>
>
> - Vlad
>>
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