Nsslapd-changelogmaxage (max changelog age), Changes, Changelog – Red Hat 8.1 User Manual

Page 58: Changenumber, Changetime, Core server configuration reference, Chapter 2, core server configuration reference

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2.3.2.2. nsslapd-changelogmaxage (Max Changelog Age)

This attribute sets the maximum age of any entry in the changelog. The changelog contains a record for
each directory modification and is used when synchronizing consumer servers. Each record contains a
timestamp. Any record with a timestamp that is older than the value specified in this attribute is removed.
If this attribute is absent, there is no age limit on changelog records. For information on the changelog,
see

Section 2.3.2.1, “nsslapd-changelogdir”

.

The server has to be restarted for changes to this attribute to go into effect.

Parameter

Description

Entry DN

cn=changelog5,cn=config

Valid Range

0 (meaning that entries are not removed
according to their age) to maximum 32-bit integer
(2147483647)

Default Value

0

Syntax

DirectoryString IntegerAgeID where AgeID is s for
seconds, m for minutes, h for hours, d for days,
and w for weeks

Example

nsslapd-changelogmaxage: 30d

2.3.2.3. nsslapd-changelogmaxentries (Max Changelog Records)

This attribute sets the maximum number of records the changelog may contain. If this attribute is absent,
there is no maximum number of records the changelog can contain. For information on the changelog,
see

Section 2.3.2.1, “nsslapd-changelogdir”

.

The server has to be restarted for changes to this attribute to go into effect.

Parameter

Description

Entry DN

cn=changelog5,cn=config

Valid Range

0 (meaning that the only maximum limit is the disk
size) to maximum 32-bit integer (2147483647)

Default Value

0

Syntax

Integer

Example

nsslapd-changelogmaxentries: 5000

2.3.2.4 . changes

This attribute contains the changes made to the entry for add and modify operations in LDIF format.

OID

2.16.840.1.113730.3.1.8

Syntax

Binary

Multi- or Single-Valued

Multi-valued

Defined in

Changelog Internet Draft

2.3.2.5. changeLog

This attribute contains the distinguished name of the entry which contains the set of entries comprising
the server’s changelog.

OID

2.16.840.1.113730.3.1.35

Syntax

DN

Multi- or Single-Valued

Multi-valued

Defined in

Changelog Internet Draft

2.3.2.6. changeNumber

This attribute is always present. It contains an integer which uniquely identifies each change made to a
directory entry. This number is related to the order in which the change occurred. The higher the
number, the later the change.

OID

2.16.840.1.113730.3.1.5

Syntax

Integer

Multi- or Single-Valued

Multi-valued

Defined in

Changelog Internet Draft

2.3.2.7. changeTime

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Chapter 2. Core Server Configuration Reference

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