Changes between Version 2 and Version 3 of backup


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Timestamp:
Oct 6, 2014 11:46:40 AM (5 years ago)
Author:
knpa
Comment:

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  • backup

    v2 v3  
    99We therefore have our own scripts to backup things nightly to a different server.
    1010
    11 There are two type of back-up:
     11There are two types of back-up:
    1212
    13131. Mirror of arsf_data:[[BR]]This is located at ~arsf/backups/arsf_data_mirror/. It is an exact copy of everything under ~arsf/arsf_data/ EXCEPT flights which have been archived with NEODC.[[BR]]If you accidently delete a file in arsf_data while processing, you can come here and retrieve a copy, as long as it was present for the overnight backup.
    1414
    15152. Record of past changes:[[BR]]This is located at ~arsf/backups/rdiff_backup/. This hold a record of changes to small files (anything under 1MB I think). This way, we can recover changes to text files e.g. configs, made weeks or months ago. We can also find out the details of how something was processed by looking here. The rsync related comman `rdiff` is used to create these. Each flight is in a different folder. The past changes are help in ~arsf/backups/rdiff_backup/<flight_dir>/rdiff-backup-data/. To recover the changes, please see documentation on rdiff.
     16
     17All backups are performed by the script at:
     18~arsf/usr/bin/repos_back_up_rsync_rdiff.sh
     19
     20The cronjob that calls the above script is located at:
     21/users/rsg/rsgcode/linux-i386/in_house/configs/cronjobs/crontab-arsf.gridmaster-SEC
     22[[BR]]Which writes to this log@ ~arsf/backups/backup_log.txt
     23
     24The crontab is currently set up on gridmaster3 to run at 4am every morning.
     25