mirror of
https://github.com/ceph/ceph
synced 2024-12-27 05:53:20 +00:00
42 lines
773 B
ReStructuredText
42 lines
773 B
ReStructuredText
===========
|
|
Journaler
|
|
===========
|
|
|
|
``journaler write head interval``
|
|
|
|
:Description: How frequently to update the journal head object
|
|
:Type: Integer
|
|
:Required: No
|
|
:Default: ``15``
|
|
|
|
|
|
``journaler prefetch periods``
|
|
|
|
:Description: How many stripe periods to read-ahead on journal replay
|
|
:Type: Integer
|
|
:Required: No
|
|
:Default: ``10``
|
|
|
|
|
|
``journal prezero periods``
|
|
|
|
:Description: How many stripe periods to zero ahead of write position
|
|
:Type: Integer
|
|
:Required: No
|
|
:Default: ``10``
|
|
|
|
``journaler batch interval``
|
|
|
|
:Description: Maximum additional latency in seconds we incur artificially.
|
|
:Type: Double
|
|
:Required: No
|
|
:Default: ``.001``
|
|
|
|
|
|
``journaler batch max``
|
|
|
|
:Description: Maximum bytes we will delay flushing.
|
|
:Type: 64-bit Unsigned Integer
|
|
:Required: No
|
|
:Default: ``0``
|