### Phase 5 — what a pre-update copy would cost, measured on demo-hp 2026-09-01T18:13:33Z

### 1. app data on disk, per deployed app (the thing a FILE copy would have to move)
56K	/mnt/felhom-drives/hdd_1/appdata/
5.9M	/mnt/felhom-drives/hdd_1/userdata/
742M	/mnt/felhom-drives/hdd_1/backups/
748M	/mnt/sys_drive/felhom-data/

### 2. the EXISTING safety machinery is DATABASE-ONLY (writeSafetyDump -> DumpOne).
###    Existing dumps on the box, with size and age — the cost proxy for a DB copy:
     62270  2026-08-21 21:02  /mnt/felhom-drives/hdd_1/backups/primary/romm/db-dumps/pre-restore-20260821T210246Z-romm-mariadb.sql
     62270  2026-09-01 02:15  /mnt/felhom-drives/hdd_1/backups/primary/romm/db-dumps/romm-mariadb.sql
     58775  2026-09-01 00:30  /mnt/felhom-drives/hdd_1/backups/secondary/bookstack/recovery-unit/db-dumps/bookstack-mariadb.sql
     58775  2026-08-22 14:24  /mnt/felhom-drives/hdd_1/backups/secondary/bookstack/recovery-unit/db-dumps/pre-restore-20260822T142418Z-bookstack-mariadb.sql
     58775  2026-08-22 16:25  /mnt/felhom-drives/hdd_1/backups/secondary/bookstack/recovery-unit/db-dumps/pre-restore-20260822T162555Z-bookstack-mariadb.sql
     58775  2026-08-22 21:55  /mnt/felhom-drives/hdd_1/backups/secondary/bookstack/recovery-unit/db-dumps/pre-restore-20260822T215540Z-bookstack-mariadb.sql
    142277  2026-09-01 00:30  /mnt/felhom-drives/hdd_1/backups/secondary/docmost/recovery-unit/db-dumps/docmost-postgres.sql
    141363  2026-08-22 16:23  /mnt/felhom-drives/hdd_1/backups/secondary/docmost/recovery-unit/db-dumps/pre-restore-20260822T162347Z-docmost-postgres.sql
    141363  2026-08-22 16:27  /mnt/felhom-drives/hdd_1/backups/secondary/docmost/recovery-unit/db-dumps/pre-restore-20260822T162708Z-docmost-postgres.sql
    141363  2026-08-22 21:54  /mnt/felhom-drives/hdd_1/backups/secondary/docmost/recovery-unit/db-dumps/pre-restore-20260822T215432Z-docmost-postgres.sql
     48217  2026-09-01 00:30  /mnt/felhom-drives/hdd_1/backups/secondary/kimai/recovery-unit/db-dumps/kimai-mariadb.sql
     58775  2026-09-01 02:15  /mnt/sys_drive/felhom-data/backups/primary/bookstack/db-dumps/bookstack-mariadb.sql
     58775  2026-08-22 14:24  /mnt/sys_drive/felhom-data/backups/primary/bookstack/db-dumps/pre-restore-20260822T142418Z-bookstack-mariadb.sql
     58775  2026-08-22 16:25  /mnt/sys_drive/felhom-data/backups/primary/bookstack/db-dumps/pre-restore-20260822T162555Z-bookstack-mariadb.sql
     58775  2026-08-22 21:55  /mnt/sys_drive/felhom-data/backups/primary/bookstack/db-dumps/pre-restore-20260822T215540Z-bookstack-mariadb.sql
    142277  2026-09-01 02:15  /mnt/sys_drive/felhom-data/backups/primary/docmost/db-dumps/docmost-postgres.sql
    141363  2026-08-22 16:23  /mnt/sys_drive/felhom-data/backups/primary/docmost/db-dumps/pre-restore-20260822T162347Z-docmost-postgres.sql
    141363  2026-08-22 16:27  /mnt/sys_drive/felhom-data/backups/primary/docmost/db-dumps/pre-restore-20260822T162708Z-docmost-postgres.sql
    141363  2026-08-22 21:54  /mnt/sys_drive/felhom-data/backups/primary/docmost/db-dumps/pre-restore-20260822T215432Z-docmost-postgres.sql
     48217  2026-09-01 02:15  /mnt/sys_drive/felhom-data/backups/primary/kimai/db-dumps/kimai-mariadb.sql
    312381  2026-08-22 07:38  /mnt/sys_drive/felhom-data/backups/primary/paperless/db-dumps/paperless-postgres.sql
    395065  2026-09-01 02:15  /mnt/sys_drive/felhom-data/backups/secondary/paperless-ngx/recovery-unit/db-dumps/paperless-ngx-postgres.sql
    312957  2026-08-22 07:56  /mnt/sys_drive/felhom-data/backups/secondary/paperless-ngx/recovery-unit/db-dumps/pre-restore-20260822T075658Z-paperless-ngx-postgres.sql
     62270  2026-08-21 21:02  /mnt/sys_drive/felhom-data/backups/secondary/romm/recovery-unit/db-dumps/pre-restore-20260821T210246Z-romm-mariadb.sql
     62270  2026-09-01 02:15  /mnt/sys_drive/felhom-data/backups/secondary/romm/recovery-unit/db-dumps/romm-mariadb.sql
### per-app FILE data on demo-hp (this is what a pre-update copy would have to move)
== /mnt/sys_drive/felhom-data/userdata
12K	/mnt/sys_drive/felhom-data/userdata/import/
== /mnt/felhom-drives/hdd_1/appdata
12K	/mnt/felhom-drives/hdd_1/appdata/romm/
40K	/mnt/felhom-drives/hdd_1/appdata/paperless/
== /mnt/felhom-drives/hdd_1/userdata
4.0K	/mnt/felhom-drives/hdd_1/userdata/documents/
4.0K	/mnt/felhom-drives/hdd_1/userdata/downloads/
12K	/mnt/felhom-drives/hdd_1/userdata/import/
1.1M	/mnt/felhom-drives/hdd_1/userdata/roms/
4.8M	/mnt/felhom-drives/hdd_1/userdata/media/
### docker named volumes (the other place app data lives)
76K	/var/lib/docker/volumes/ee40750a8284cf0481f03f3c8c357d2fdc9ab0c68fafd25321b7256c70218bae/
76K	/var/lib/docker/volumes/f55b60c2fecb068286c83c306f07695557a5524a66542c548316a76535338ebe/
76K	/var/lib/docker/volumes/f98ca17ff5c961ae51783dee774bd48f7e98ccc21a172d819183e73f187fa62e/
76K	/var/lib/docker/volumes/fc61c5e41e1aad481c18ec4f5c983e8c095d3ad24c427b1d6cec7044a5be4bbc/
92K	/var/lib/docker/volumes/filebrowser_filebrowser_data/
228K	/var/lib/docker/volumes/opengist_opengist_data/
960K	/var/lib/docker/volumes/calibre-web_calibre_web_config/
2.1M	/var/lib/docker/volumes/privatebin_privatebin_data/
5.0M	/var/lib/docker/volumes/paperless-ngx_paperless_data/
6.4M	/var/lib/docker/volumes/paperless-ngx_paperless_redis_data/
6.8M	/var/lib/docker/volumes/bookstack_bookstack_config/
25M	/var/lib/docker/volumes/romm_romm_redis_data/
40M	/var/lib/docker/volumes/felhom-controller-data/
55M	/var/lib/docker/volumes/docmost_docmost_redis_data/
56M	/var/lib/docker/volumes/kimai_kimai_var/
67M	/var/lib/docker/volumes/docmost_docmost_postgres_data/
69M	/var/lib/docker/volumes/paperless-ngx_paperless_postgres_data/
166M	/var/lib/docker/volumes/bookstack_bookstack_db_data/
166M	/var/lib/docker/volumes/kimai_kimai_db_data/
166M	/var/lib/docker/volumes/romm_romm_db_data/

### LIMITATION, stated rather than papered over: demo-hp was reinstalled 2026-08-21 and its
### apps were deployed ~13 h before this run, so it holds a few MB of app data in total.
### It CANNOT price a pre-update copy at customer scale. Prior measured numbers are cited instead.
