backup-prune.sh

$ restic forget --keep-last 1 --keep-within 24h --keep-daily 7 --keep-weekly 12 --keep-monthly 36 --keep-yearly 15
repository 0ac9b387 opened successfully, password is correct
Applying Policy: keep the last 1 snapshots, 7 daily, 12 weekly, 36 monthly, 15 yearly snapshots and all snapshots within 24h of the newest
keep 9 snapshots:
ID        Time                 Host        Tags        Reasons           Paths
---------------------------------------------------------------------------------------
27807352  2019-08-08 23:02:58  auto                    daily snapshot    /home/ralvarez
5f50a4df  2019-08-09 00:36:38  auto                    daily snapshot    /home/ralvarez
210739ff  2019-08-11 22:24:50  auto                    daily snapshot    /home/ralvarez
                                                       weekly snapshot
e13bb856  2019-08-12 23:26:28  auto                    daily snapshot    /home/ralvarez
19441248  2019-08-13 23:14:18  auto                    daily snapshot    /home/ralvarez
91070168  2019-08-14 22:50:52  auto                    daily snapshot    /home/ralvarez
493ef466  2019-08-15 13:31:16  auto                    within 24h        /home/ralvarez
fd9b4a80  2019-08-15 18:40:56  auto                    within 24h        /home/ralvarez
249bddf1  2019-08-15 23:27:16  auto                    within 24h        /home/ralvarez
                                                       last snapshot
                                                       daily snapshot
                                                       weekly snapshot
                                                       monthly snapshot
                                                       yearly snapshot
---------------------------------------------------------------------------------------
9 snapshots

$ restic prune                                                                                                    
repository 0ac9b387 opened successfully, password is correct
counting files in repo
building new index for repo
[1:12:34] 100.00%  22118 / 22118 packs
repository contains 22118 packs (467846 blobs) with 101.864 GiB
processed 467846 blobs: 38 duplicate blobs, 28.386 MiB duplicate
load all snapshots
find data that is still in use for 9 snapshots
[0:10] 100.00%  9 / 9 snapshots
found 406791 of 467846 data blobs still in use, removing 61055 blobs
will remove 0 invalid files
will delete 734 packs and rewrite 845 packs, this frees 5.341 GiB
[1:01:59] 100.00%  845 / 845 packs rewritten
counting files in repo
[1:03:42] 100.00%  20814 / 20814 packs
finding old index files
saved new indexes as [3986ab2c 3d1e11a3 d4fd4eb0 3ef83f1b 746d9b54 37d30cf8 5b01d83d]
remove 160 old index files
[32:33] 100.00%  1579 / 1579 packs deleted
done