Friday, October 17, 2008

LOG_CHECKPOINTS_TO_ALERT

Property

Description

Parameter type

Boolean

Default value

false

Modifiable

ALTER SYSTEM

Range of values

true | false

Basic

No

LOG_CHECKPOINTS_TO_ALERT lets you log your checkpoints to the alert file. Doing so is useful for determining whether checkpoints are occurring at the desired frequency.

Note:

1. Prior to Oracle9i this parameter was STATIC.
        
   Oracle generally advises this be set to TRUE as the overhead is negligible but the information in the alert log may be useful.

2. Query for the current value of the parameter

select name, value, isdefault, isses_modifiable, issys_modifiable,

isinstance_modifiable, isdeprecated, description

from v$parameter

where upper(name) = ‘LOG_CHECKPOINTS_TO_ALERT’;

NAME

VALUE

IS

DEFAULT

ISSES_

MODIFIABLE

ISSYS_

MODIFIABLE

ISINSTANCE_

MODIFIABLE

IS

DEPRECATED

DESCRIPTION

log_checkpoints_to_alert

FALSE

TRUE

FALSE

IMMEDIATE

TRUE

FALSE

log checkpoint begin/end

to alert file

Oracle initializatoin parameters

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