replicationCSN

- RetroChangelog attribute type

Synopsis

( 1.3.6.1.4.1.42.2.27.9.1.725
 NAME 'replicationCSN'
 DESC 'RetroChangelog attribute type'
 SYNTAX 1.3.6.1.4.1.1466.115.121.1.15
 SINGLE-VALUE
 NO-USER-MODIFICATION
 USAGE directoryOperation
 X-ORIGIN 'Sun Directory Server' )

Description

This attribute is used for the retro change log. When the retro change log is enabled, this attribute specifies a change sequence number (CSN) for each record in the retro change log corresponding to a replicated operation. The CSN uniquely identifies each change made to the replicated data.

The CSN contains a timestamp, sequence number, replica ID, and subsequence number.

SYNTAX

Directory String, single-valued.

Usage

Operational attribute used by the directory service; returned in ldapsearch only when specifically requested.

The value of this attribute may only be modified by the server.

Examples

replicationCSN: 451d2c6d000200010000

In this example, the change sequence number is concatenated from the following values.

451d2c6d

This represents time as the number of seconds since January 1, 1970.

0002

This is the sequence number, which is used to distinguish between operations that happened during the same second.

0001

This is the replica ID, which in this example is 1.

0000

This is the subsequence number, which is not always used, but helps the server to manage information about the state of replication.

Attributes

See attributes(5) for descriptions of the following attributes: