ceph
/
ceph-ansible
mirror of https://github.com/ceph/ceph-ansible.git
1
0
Fork 0
Code Issues Packages Projects Releases Wiki Activity

Improve ceph.conf 

Add tunables for:

* recovery
* performance

Signed-off-by: Sébastien Han <sebastien.han@enovance.com>
pull/67/head
Sébastien Han 2014-04-11 14:07:37 +02:00
parent 74eb9eaa04
commit 3c0ffd671f
2 changed files with 32 additions and 6 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

26
group_vars/all
View File

@ -1,20 +1,26 @@
---
# Variables here are applicable to all host groups NOT roles
# Setup options
## Setup options
#
distro_release: "{{ facter_lsbdistcodename }}"
apt_key: http://ceph.com/git/?p=ceph.git;a=blob_plain;f=keys/release.asc
ceph_release: emperor
redhat_distro: el6 # supported distros are el6, rhel6, f18, f19, opensuse12.2, sles11
# Ceph options
## Ceph options
#
cephx: true
fsid: # /!\ GENERATE ONE WITH 'uuidgen -r' /!\
# Monitors options
## Monitor options
#
monitor_interface: eth1
mon_osd_down_out_interval: 600
mon_osd_mon_down_reporters: 7 # number of OSDs per host + 1
# MDS options
## MDS options
#
mds: true # disable mds configuration in ceph.conf
# Rados Gateway options
@ -23,7 +29,8 @@ redhat_distro_ceph_extra: centos6.4 # supported distros are centos6.3, centos6.4
radosgw_interface: eth1 # the public interface which the radosgw talks to the world with, this variable is used in the haproxy role, this does not need to be set if haproxy is not used.
#radosgw_dns_name: your.subdomain.tld # subdomains used by radosgw. See http://ceph.com/docs/master/radosgw/config/#enabling-subdomain-s3-calls
# OSD options
## OSD options
#
journal_size: 100
pool_default_pg_num: 128
pool_default_pgp_num: 128
@ -31,3 +38,12 @@ pool_default_size: 2
cluster_network: 192.168.0.0/24
public_network: 192.168.0.0/24
osd_mkfs_type: xfs
osd_mon_heartbeat_interval: 30
# Performance tuning
filestore_merge_threshold: 40
filestore_split_multiple: 8
osd_op_threads: 8
# Recovery tuning
osd_recovery_max_active: 5
osd_max_backfills: 2
osd_recovery_op_priority: 2

12
roles/common/templates/ceph.conf.j2
View File

@ -29,6 +29,8 @@
{% endif %}
[mon]
mon osd down out interval = {{ mon_osd_down_out_interval }}
mon osd mon down reporters = {{ mon_osd_mon_down_reporters }}
{% for host in groups['mons'] %}
{% if hostvars[host]['ansible_hostname'] is defined %}
[mon.{{ hostvars[host]['ansible_hostname'] }}]
@ -51,7 +53,15 @@
{% if public_network is defined %}
public_network = {{ public_network }}
{% endif %}
osd mon heartbeat interval = {{ osd_mon_heartbeat_interval }}
# Performance tuning
filestore merge threshold = {{ filestore_merge_threshold }}
filestore split multiple = {{ filestore_split_multiple }}
osd op threads = {{ osd_op_threads }}
# Recovery tuning
osd recovery max active = {{ osd_recovery_max_active }}
osd max backfills = {{ osd_max_backfills }}
osd recovery op priority = {{ osd_recovery_op_priority }}
{% if mds %}
[mds]
{% for host in groups['mdss'] %}