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Add tunable to use object map for xattrs 

Defaults to true if using ext4, false otherwise, and can be explicitly
overridden if desired.
pull/553/head
Chris St. Pierre 2016-02-19 15:06:12 -06:00
parent b406e73019
commit be52a01c49
3 changed files with 20 additions and 0 deletions
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7
group_vars/all.sample
View File

@ -186,6 +186,13 @@ dummy:
# Object backend
#osd_objectstore: filestore
# xattrs. by default, 'filestore xattr use omap' is set to 'true' if
# 'osd_mkfs_type' is set to 'ext4'; otherwise it isn't set. This can
# be set to 'true' or 'false' to explicitly override those
# defaults. Leave it 'null' to use the default for your chosen mkfs
# type.
# filestore_xattr_use_omap: null
# Performance tuning
#filestore_merge_threshold: 40
#filestore_split_multiple: 8

7
roles/ceph-common/defaults/main.yml
View File

@ -198,6 +198,13 @@ osd_crush_update_on_start: "true"
# Object backend
osd_objectstore: filestore
# xattrs. by default, 'filestore xattr use omap' is set to 'true' if
# 'osd_mkfs_type' is set to 'ext4'; otherwise it isn't set. This can
# be set to 'true' or 'false' to explicitly override those
# defaults. Leave it 'null' to use the default for your chosen mkfs
# type.
filestore_xattr_use_omap: null
# Performance tuning
filestore_merge_threshold: 40
filestore_split_multiple: 8

6
roles/ceph-common/templates/ceph.conf.j2
View File

@ -114,6 +114,12 @@ filestore split multiple = {{ filestore_split_multiple }}
osd op threads = {{ osd_op_threads }}
filestore op threads = {{ filestore_op_threads }}
filestore max sync interval = {{ filestore_max_sync_interval }}
{% if filestore_xattr_use_omap != None %}
filestore xattr use omap = {{ filestore_xattr_use_omap }}
{% elif osd_mkfs_type == "ext4" %}
filestore xattr use omap = true
{# else, default is false #}
{% endif %}
osd max scrubs = {{ osd_max_scrubs }}
{% if ceph_stable_release not in ['argonaut','bobtail','cuttlefish','dumpling','emperor','firefly','giant'] %}
osd scrub begin hour = {{ osd_scrub_begin_hour }}