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Regular backups should be scheduled using `cron(8)` or similar command | ||
scheduling service on the backup host. The backup frequency will dictate the | ||
worst case [recovery point objective (RPO)][1] in your backup plan. We recommend | ||
hourly backups as a starting point. | ||
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It's important to consider the duration of each backup operation on the | ||
GitHub Enterprise Server (GHES) appliance. Backups of large datasets or | ||
over slow network links can take more than an hour. Additionally, | ||
maintenance queues are paused during a portion of a backup runs. | ||
We recommend scheduling backups to allow sufficient time for jobs | ||
waiting in maintenance queues to process between backup runs | ||
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Only one backup may be in progress at a time. | ||
hourly backups at the least. | ||
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## Example scheduling of backups | ||
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@@ -28,22 +19,21 @@ storage. | |
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To schedule hourly backup snapshots with verbose informational output written to | ||
a log file and errors generating an email: | ||
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```shell | ||
``` | ||
[email protected] | ||
0 * * * * /opt/backup-utils/bin/ghe-backup -v 1>>/opt/backup-utils/backup.log 2>&1 | ||
``` | ||
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To schedule nightly backup snapshots instead, use: | ||
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```shell | ||
``` | ||
[email protected] | ||
0 0 * * * /opt/backup-utils/bin/ghe-backup -v 1>>/opt/backup-utils/backup.log 2>&1 | ||
``` | ||
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## Example snapshot pruning | ||
## Example snapshot pruning | ||
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By default all expired and incomplete snapshots are deleted at the end of the main | ||
backup process `ghe-backup`. If pruning these snapshots takes a long time you can | ||
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@@ -54,7 +44,7 @@ If this option is enabled you will need to schedule the pruning script `ghe-prun | |
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To schedule daily snapshot pruning, use: | ||
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```shell | ||
``` | ||
[email protected] | ||
0 3 * * * /opt/backup-utils/share/github-backup-utils/ghe-prune-snapshots 1>>/opt/backup-utils/prune-snapshots.log 2>&1 | ||
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