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internet:hosting:virtualmin_backup

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Virtualmin - Backup

See also Webmin Backup

:!: Requires separate Webmin backup!

  • Backups require free space in /tmp
  • Estimate the amount of temporary space needed by the size of your largest Virtual Server
  • Choices for disk space:
    • Make sure the installation partition with the root filesystem has sufficient space
    • Extend the installation partition and root filesystem
    • Change the temporary folder used to one with more space
    • Add an additional disk/partition and mount it on /tmp
      • chmod 1777 /tmp
  • Scheduled backup jobs can cause disruptions of hosted services
    • Prioritize CPU utilization of scheduled jobs (nice level)
    • Prioritize IO utilization of scheduled jobs (ionice level)

Scheduled Backups

Virtualmin → Backup and Restore → Scheduled Backups

  • All Virtual Servers
  • Include Sub-Servers
  • Any Plan
  • Backup All Features
  • FTP Server
    • Most schedules will rely on strftime-style time substitutions in the file or directory name
  • Weekly Full
  • Daily Incremental

Backup Schedule

Temporary Space and Resource Prioritization

Webmin → Webmin → Webmin Configuration → Advanced

  • Temporary files directory
  • CPU priority for scheduled jobs
    • 10
  • IO priority for scheduled jobs
    • 5

Temp Space and Prioritization

internet/hosting/virtualmin_backup.1468606095.txt.gz · Last modified: 2016/07/15 12:08 by gcooper