Notice

This document is for a development version of Ceph.

JournalerΒΆ

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