backup:snapshot
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backup:snapshot [2007/09/20 15:50] – cangiani | backup:snapshot [2007/09/20 15:53] – cangiani | ||
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===== For Algo/ | ===== For Algo/ | ||
+ | |||
==== What ==== | ==== What ==== | ||
In this case, we use a standard linux file server (which costs 10 times less then the NetApp) and an home-brewed snapshot solution developed using standard Unix hard-links and the [[http:// | In this case, we use a standard linux file server (which costs 10 times less then the NetApp) and an home-brewed snapshot solution developed using standard Unix hard-links and the [[http:// | ||
For the moment we take hourly snapshots and we keep 10 snapshots distributed more or less logarithmically in time so that we have many recent snapshots and few old ones. The distribution over time is not regular because only meaningful snapshots (when something actually changed) are kept. Snapshots are sometimes only taken during the day, and from Monday to Friday. | For the moment we take hourly snapshots and we keep 10 snapshots distributed more or less logarithmically in time so that we have many recent snapshots and few old ones. The distribution over time is not regular because only meaningful snapshots (when something actually changed) are kept. Snapshots are sometimes only taken during the day, and from Monday to Friday. | ||
+ | <note warning> | ||
+ | Please consider this as an highly experimental feature for the moment. It will often be down for maintenance, | ||
+ | </ | ||
- | Note also that sometimes for the snapshot system is down for maintenance, | ||
==== How ==== | ==== How ==== | ||
- | Snapshots are presently only accessible | + | Snapshots are presently only accessible from linux workstations using the // |
[root@algosrv5 bhome]# ls -1 / | [root@algosrv5 bhome]# ls -1 / | ||
< | < |
backup/snapshot.txt · Last modified: 2015/07/01 15:42 by 127.0.0.1