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Upgrading Cacti under Windows

Download latest stable version of Cacti which is referred to as cacti-xxx.zip in this document.

  1. Stop poller.

    • Cacti Console

    • Configuration

    • Settings

    • Poller

    • uncheck Data Collection Enabled and Save

  2. Run Command Prompt as administrator and backup database.

    shell> cd Documents
    shell> "\Program Files\MySQL\MySQL Server 5.7\bin\mysqldump.exe" -uroot -p -l --add-drop-table cacti > cacti-version-YYYYMMDD.sql
  3. Backup the old Cacti directory.

    shell> cd \inetpub\wwwroot
    shell> robocopy cacti cacti-version-YYYYMMDD /s /b /copyall
  4. Windows Update

  5. MySQL

    • Open MySQL Installer - Community

    • update Catalog

    • upgrade MySQL Server

  6. PHP

    • Backup C:\php\ folder

    • Download a supported version of PHP for Windows using the appropriate build for IIS or Apache. If missing, install the appropriate VC build.

    • Overwrite C:\php\ folder contents from zip file.

  7. Overwrite new Cacti version to production folder. Extract contents of cacti-xxx folder in cacti-xxx.zip to C:\inetpub\wwwroot\cacti\ and replace files.

  8. Edit include/config.php and specify the MySQL user, password and database for your Cacti configuration.

    shell> notepad cacti/include/config.php
    $database_type = "mysql";
    $database_default = "cacti";
    $database_hostname = "localhost";
    $database_username = "cactiuser";
    $database_password = "cacti";
  9. Point your web browser to: http://localhost/cacti/

    Follow the on-screen instructions so your database can be updated to the new version.

    Open "MySQL 5.7 Command Line Client" and set variables as needed in following format:

    set global max_allowed_packet = 16777216;
    set global tmp_table_size = 67108864;
    set global join_buffer_size = 67108864;
    set global innodb_flush_log_at_timeout = 3;
  10. Start poller

    • Cacti Console

    • Configuration

    • Settings

    • Poller

    • check Data Collection Enabled and Save


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