Overview
This section describes how to change the path of log anchor, online log file, archive log file, and double write file.
In order to change the paths of these files, the Altibase server must be restarted, so be sure to perform it after securing service downtime.
Summary of change procedure
- Check the current path setting.
- Stop the Altibase server.
- Copy files and change properties.
- Start the Altibase server.
- Check the change path.
Detailed procedure
1. Check the current path setting
Refer to the sentence below to check the current path of each property and make a note of it.
2. Stop the Altibase server
Stop the Altibase server.
3. Copy the files and change properties
Copy the file which path you want to change to the new path and change the properties of each.
Log anchor
There are three log anchor files: loganchor0, loganchor1, and loganchor2.
Copy all three files from the path located in the LOGANCHOR_DIR property to the new path.
Find the LOGANCHOR_DIR property in the $ALTIBASE_HOME/conf/altibase.properties file and change it to a new path.Online log file
The online log file name format is logfile#.
Copy all files starting with logfile from the path located in the LOG_DIR property to the new path.Find the LOGANCHOR_DIR property in the $ALTIBASE_HOME/conf/altibase.properties file and change it to a new path.
Archive log file
The Archive log file name format is logfile#.
Copy all files starting with logfile from the path located in the ARCHIVE_DIR property to the new path.
Find the LOGANCHOR_DIR property in the $ALTIBASE_HOME/conf/altibase.properties file and change it to a new path.Double Write file
The Double Lite file name format is *.dwf.
Copy all files ending in *.dwf from the path located in the DOUBLE_WRITE_DIRECTORY property to the new path.
Find the DOUBLE_WRITE_DIRECTORY property in the $ALTIBASE_HOME/conf/altibase.properties file and change it to a new path.File type properties and file name format table
파일 종류 Property File name format Log anchor LOGANCHOR_DIR loganchor0
loganchor1
loganchor2
Online log file LOG_DIR logfile# Archive log file ARCHIVE_DIR logfile# Double Write file DOUBLE_WRITE_DIRECTORY *.dwf
3. Start the Altibase server
Start the Altibase server.
4. Check the change path
1. Check the change path with the SQL statement executed in Check the current path settings.
Reference