nc-limits: adjust db size

Signed-off-by: nachoparker <[email protected]>

bin/ncp/CONFIG/nc-limits.sh

@@ -38,8 +38,11 @@ configure()
   sed -i "s|^pm =.*|pm = static|"                                "$CONF"
   sed -i "s|^pm.max_children =.*|pm.max_children = $PHPTHREADS|" "$CONF"
 
-  # DATABASE MEMORY
-  AUTOMEM=$(( TOTAL_MEM * 40 / 100 ))
+  # DATABASE MEMORY (25%)
+  AUTOMEM=$(( TOTAL_MEM * 25 / 100 ))
+  # Maximum MySQL Memory Usage = innodb_buffer_pool_size + key_buffer_size + (read_buffer_size + sort_buffer_size) X max_connections
+  # leave 16MiB for key_buffer_size and a bit more
+  AUTOMEM=$(( AUTOMEM - (16 + 32) * 1024 * 1024 ))
   local CONF=/etc/mysql/mariadb.conf.d/91-ncp.cnf
   local CURRENT_DB_MEM=$(grep "^innodb_buffer_pool_size" "$CONF" | awk '{ print $3 }')
   echo "Using $AUTOMEM memory for the database"

changelog.md

@@ -1,11 +1,13 @@
 
-[v1.28.1](https://github.com/nextcloud/nextcloudpi/commit/2528f18) (2020-08-02) nc-ramlogs: pin version
+[v1.28.2](https://github.com/nextcloud/nextcloudpi/commit/a2e6356) (2020-08-02) nc-limits: adjust db size
 
-[v1.28.0](https://github.com/nextcloud/nextcloudpi/commit/99cfe9b) (2020-07-23) upgrade to NC18.0.7
+[v1.28.1](https://github.com/nextcloud/nextcloudpi/commit/dda010b) (2020-08-02) nc-ramlogs: pin version
+
+[v1.28.0 ](https://github.com/nextcloud/nextcloudpi/commit/99cfe9b) (2020-07-23) upgrade to NC18.0.7
 
 [v1.27.0 ](https://github.com/nextcloud/nextcloudpi/commit/3c96d2e) (2020-07-05) upgrade to NC18.0.6
 
-[v1.26.2, master](https://github.com/nextcloud/nextcloudpi/commit/337ffeb) (2020-06-13) ncp-autoupdate: cronjob write to the log only (#1144)
+[v1.26.2 ](https://github.com/nextcloud/nextcloudpi/commit/337ffeb) (2020-06-13) ncp-autoupdate: cronjob write to the log only (#1144)
 
 [v1.26.1 ](https://github.com/nextcloud/nextcloudpi/commit/4e79386) (2020-06-13) ncp-web: fix port checking