nc-limits: autocalculate database memory

Author: nachoparker

bin/ncp/CONFIG/nc-limits.sh

@@ -36,9 +36,18 @@ configure()
   [[ $PHPTHREADS -eq 0 ]] && PHPTHREADS=$( nproc )
   [[ $PHPTHREADS -lt 3 ]] && PHPTHREADS=3
   echo "Using $PHPTHREADS PHP threads"
-  sed -i "s|^pm.max_children =.*|pm.max_children = $PHPTHREADS|"           "$CONF"
-  sed -i "s|^pm.max_spare_servers =.*|pm.max_spare_servers = $PHPTHREADS|" "$CONF"
-  sed -i "s|^pm.start_servers =.*|pm.start_servers = $PHPTHREADS|"         "$CONF"
+  sed -i "s|^pm =.*|pm = static|"                                "$CONF"
+  sed -i "s|^pm.max_children =.*|pm.max_children = $PHPTHREADS|" "$CONF"
+
+  # DATABASE MEMORY
+  AUTOMEM=$(( TOTAL_MEM * 40 / 100 ))
+  local CONF=/etc/mysql/mariadb.conf.d/91-ncp.cnf
+  local CURRENT_DB_MEM=$(grep "^innodb_buffer_pool_size" "$CONF" | awk '{ print $3 }')
+  echo "Using $AUTOMEM memory for the database"
+  [[ "$CURRENT_DB_MEM" != "$AUTOMEM" ]] && {
+    sed -i "s|^innodb_buffer_pool_size =.*|innodb_buffer_pool_size = $AUTOMEM|" "$CONF"
+    service mysql restart
+  }
 
   # RESTART PHP
   [[ "$PHPTHREADS"  != "$CURRENT_THREADS"   ]] || \

changelog.md

@@ -1,5 +1,9 @@
 
-[v1.7.1](https://github.com/nextcloud/nextcloudpi/commit/a077130) (2019-02-22) lamp: adjust mariadb parameters
+[v1.8.2](https://github.com/nextcloud/nextcloudpi/commit/3315e2e) (2019-02-23) nc-limits: autocalculate database memory
+
+[v1.8.1  ](https://github.com/nextcloud/nextcloudpi/commit/2a0dc38) (2019-02-22) lamp: adjust mariadb parameters
+
+[v1.8.0  ](https://github.com/nextcloud/nextcloudpi/commit/602b3f2) (2019-02-23) add nc-maintenance-mode (#809)
 
 [v1.7.0](https://github.com/nextcloud/nextcloudpi/commit/5e1ea77) (2019-02-17) add nc-restore-snapshot