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--- os_nextcloud [2025/03/18 02:06] – [Nextcloud-Specific Tweaks] Júne Park
+++ os_nextcloud [2025/04/14 08:48] (current) – [Edit - Panel] Júne Park
@@ Line 1: / Line 1: @@
 ====== Nextcloud™ ======
 ----
+===== Required packages =====
+<code bash>
+sudo apt install php8.x php8.x-common php8.x-gmp php8.x-mbstring php8.x-readline php8.x-xmlrpc php8.x-bcmath php8.x-curl php8.x-igbinary php8.x-mcrypt php8.x-redis php8.x-zip php8.x-bz2 php8.x-fpm php8.x-imagick php8.x-mysql php8.x-soap php8.x-cli php8.x-gd php8.x-intl php8.x-opcache php8.x-xml
+</code>
+----
 ==== Optimized PHP Configuration ====
@@ Line 135: / Line 142: @@
 === Additional PHP-FPM Settings ===
+Edit ''/etc/php/8.1/fpm/pool.d/www.conf''
+<accordion>
 <code ini>
 request_terminate_timeout = 300
@@ Line 145: / Line 155: @@
 ----
+Optimal configuration for ''/etc/php/8.2/fpm/conf.d/10-opcache.ini ''
+<panel title="Optimal configuration for 10-opcache.ini">
+<code ini>
+; configuration for php opcache module
+; priority=10
+opcache.enable = 1
+; Enable OPcache.
+opcache.memory_consumption = 128
+; Memory for cached scripts (128 MB is a good starting point; increase to 256 MB if RAM allows).
+opcache.interned_strings_buffer = 8
+; Memory for string interning (8 MB is sufficient for most cases).
+opcache.max_accelerated_files = 10000
+; Max number of files to cache; adjust based on Nextcloud’s file count.
+opcache.revalidate_freq = 60
+; How often to check for file changes (60 seconds balances performance and freshness).
+opcache.save_comments = 1
+; Required by Nextcloud to preserve code comments in bytecode.
+zend_extension=opcache.so
+opcache.enable_cli = 1
+; Disable for CLI to avoid unnecessary overhead in cron jobs.
+;
+opcache.jit_buffer_size = 100M
+opcache.jit = tracing
+; "tracing" mode offers the best performance for web apps like Nextcloud.
+;
+opcache.interned_strings_buffer = 16
+opcache.memory_consumption = 256
+</code>
+</panel>
+</accordion>
+----
 ==== Nextcloud-Specific Tweaks ====
+{{mdi>information-variant?24&color=#be0027}} [[https://docs.nextcloud.com/server/latest/admin_manual/configuration_server/caching_configuration.html|Referral manuals]] --- by Nextcloud Documentation
   * Memory Caching: Use Redis for local and file-locking caches to reduce database load. Edit ''/var/www/nextcloud/config/config.php'':
@@ Line 228: / Line 280: @@
 ----
+===== Alter datadirectory after installation =====
+<code ini>
+ncdir='/path/to/nextcloud'
+olddata='/old/path/to/data'
+newdata='/new/path/to/data'
+</code>
+Turn maintenance mode on
+<code bash>
+sudo -u www-data php "$ncdir/occ" maintenance:mode --on
+</code>
+Move / Copy datadirectory for your purpose.
+Change ''datadirectory'' value in ''.../config/config.php''
+<code bash>
+sudo sed -i "s|$olddata|$newdata|" "$ncdir/config/config.php"
+</code>
+Before change database dataset, backup database for your safety.
+Adjust ''oc_storages'' database table to reflect the new data folder location.
+<code mysql>
+mysql -u"$dbuser" -p"$dbpass" -e "update $dbname.oc_storages set id='local::$newdata/' where id='local::$olddata/';"
+</code>
+----
 ===== Solved Problems =====
-=== mjs configuration error ===
+==== mjs configuration error ====
 == Error description ==
@@ Line 251: / Line 335: @@
 #    }
 </code>
+----
+==== PHP imagick module ====
+== Error description ==
+<text type="danger">The PHP module “imagick” in this instance has no SVG support</text>
+== Solution ==
+Install php-imagick moduel with associated packages
+<code bash>
+sudo apt install php-imagick imagemagick
+</code>
+----
+==== Incorrect row format found ====
+== Error description ==
+<text type="danger">Incorrect row format found in your database. ROW_FORMAT=Dynamic offers the best database performances for Nextcloud. Please update row format on the following list: ... </text>
+== Solution ==
+Create the script and run with root permission with following:
+<code bash>
+#!/bin/bash
+# Prompt for database credentials
+read -p "Enter Database Name: " DB_NAME
+read -p "Enter Username: " DB_USER
+read -s -p "Enter Password: " DB_PASS
+echo
+# Execute all ALTER TABLE statements in one query
+mysql -u "$DB_USER" -p"$DB_PASS" "$DB_NAME" -Bse "
+SELECT CONCAT('ALTER TABLE \`', TABLE_NAME, '\` ROW_FORMAT=DYNAMIC;')
+FROM INFORMATION_SCHEMA.TABLES
+WHERE TABLE_SCHEMA = '$DB_NAME'
+AND ENGINE = 'InnoDB'
+" | mysql -u "$DB_USER" -p"$DB_PASS" "$DB_NAME"
+</code>
+----