Különbségek

A kiválasztott változat és az aktuális verzió közötti különbségek a következők.

--- nextcloud [2026/02/26 09:26] – létrehozva daevidt
+++ nextcloud [2026/03/01 17:38] (aktuális) – daevidt
@@ Sor 1: / Sor 1: @@
-=== Preview generation:
+=== Preview generation: ===
+  * in config.php
-* in config.php
     enable_previews -> true / false
     preview providers -> check for certain type
-* storage location:
+  * storage location:
     data/appdata_instanceid/preview
-* previewgenerator app
+  * previewgenerator app
-    generates previews to preview storage location
+<code bash>
-    using config settings
+    # generates previews to preview storage location
+    # using config settings
     occ preview:cleanup
-    occ preview:pre-generate -> only new files!
+    occ preview:pre-generate # -> only new files!
-    occ preview:generate-all -vvv --workers=n username
+    occ preview:generate-all -vvv --workers=n username  # use a worker count of ~ 2*cpu cores
-    files:scan-app-data
+    occ files:scan-app-data
+</code>
-== Metadata storage:
+== Metadata storage: ==
-* pre-v33:
-    oc_filecache table
-* from v33:
+  * pre-v33: ''oc_filecache'' table
-    oc_previews table
+  * from v33: ''oc_previews'' table
-=== Fix:
-# config.php : 'enable_previews' => false,
+=== Fix: ===
-# occ preview:cleanup
-# DELETE FROM oc_filecache WHERE path LIKE 'appdata_<instanceid>/preview/%';
-# occ files:scan-app-data
-# config.php : 'enable_previews' => false,
-=== Regenerate previews if lost or broken:
+  - config.php : 'enable_previews' => false,
+  - ''occ preview:cleanup''
+  - ''DELETE FROM oc_filecache WHERE path LIKE 'appdata_<instanceid>/preview/%';''
+  - ''occ files:scan-app-data''
+  - config.php : 'enable_previews' => true,
+=== Regenerate previews if lost or broken: ===
-# disable ALL nc cron jobs
+  - disable ALL nc cron jobs
-# run fix
+  - stop cachefilesd (faster and not writing a lot of disk in vain)
-# log in with nc user: e.g. w_nc (don't sudo, not working)
+  - run fix
-# nc_directory # php occ preview:generate-all -vvv --workers=n username
+  - log in with nc user: e.g. w_nc (don't sudo, not working)
-# re-activate cron-jobs
+  - ''nc_directory # php occ preview:generate-all -vvv --workers=n username''
+  - re-activate cron-jobs
+  - start cachefilesd