diff --git a/29/apache/Dockerfile b/29/apache/Dockerfile
index fa5fabae..19c0781c 100644
--- a/29/apache/Dockerfile
+++ b/29/apache/Dockerfile
@@ -67,12 +67,16 @@ RUN set -ex; \
     \
 # pecl will claim success even if one install fails, so we need to perform each install separately
     pecl install APCu-5.1.24; \
+    pecl install igbinary-3.2.16; \
     pecl install imagick-3.7.0; \
-    pecl install memcached-3.3.0; \
-    pecl install redis-6.1.0; \
+    pecl install memcached-3.3.0 \
+        --configureoptions 'enable-memcached-igbinary="yes"'; \
+    pecl install redis-6.1.0 \
+        --configureoptions 'enable-redis-igbinary="yes" enable-redis-zstd="yes" enable-redis-lz4="yes"'; \
     \
     docker-php-ext-enable \
         apcu \
+        igbinary \
         imagick \
         memcached \
         redis \
@@ -108,6 +112,11 @@ RUN { \
     \
     echo 'apc.enable_cli=1' >> "${PHP_INI_DIR}/conf.d/docker-php-ext-apcu.ini"; \
     \
+    { \
+        echo 'apc.serializer=igbinary'; \
+        echo 'session.serialize_handler=igbinary'; \
+    } >> "${PHP_INI_DIR}/conf.d/docker-php-ext-igbinary.ini"; \
+    \
     { \
         echo 'memory_limit=${PHP_MEMORY_LIMIT}'; \
         echo 'upload_max_filesize=${PHP_UPLOAD_LIMIT}'; \
diff --git a/29/fpm-alpine/Dockerfile b/29/fpm-alpine/Dockerfile
index 61c6de6e..bdec7b10 100644
--- a/29/fpm-alpine/Dockerfile
+++ b/29/fpm-alpine/Dockerfile
@@ -64,12 +64,16 @@ RUN set -ex; \
     \
 # pecl will claim success even if one install fails, so we need to perform each install separately
     pecl install APCu-5.1.24; \
+    pecl install igbinary-3.2.16; \
     pecl install imagick-3.7.0; \
-    pecl install memcached-3.3.0; \
-    pecl install redis-6.1.0; \
+    pecl install memcached-3.3.0 \
+        --configureoptions 'enable-memcached-igbinary="yes"'; \
+    pecl install redis-6.1.0 \
+        --configureoptions 'enable-redis-igbinary="yes" enable-redis-zstd="yes" enable-redis-lz4="yes"'; \
     \
     docker-php-ext-enable \
         apcu \
+        igbinary \
         imagick \
         memcached \
         redis \
@@ -103,6 +107,11 @@ RUN { \
     \
     echo 'apc.enable_cli=1' >> "${PHP_INI_DIR}/conf.d/docker-php-ext-apcu.ini"; \
     \
+    { \
+        echo 'apc.serializer=igbinary'; \
+        echo 'session.serialize_handler=igbinary'; \
+    } >> "${PHP_INI_DIR}/conf.d/docker-php-ext-igbinary.ini"; \
+    \
     { \
         echo 'memory_limit=${PHP_MEMORY_LIMIT}'; \
         echo 'upload_max_filesize=${PHP_UPLOAD_LIMIT}'; \
diff --git a/29/fpm/Dockerfile b/29/fpm/Dockerfile
index 2a64b02a..ae7c527c 100644
--- a/29/fpm/Dockerfile
+++ b/29/fpm/Dockerfile
@@ -67,12 +67,16 @@ RUN set -ex; \
     \
 # pecl will claim success even if one install fails, so we need to perform each install separately
     pecl install APCu-5.1.24; \
+    pecl install igbinary-3.2.16; \
     pecl install imagick-3.7.0; \
-    pecl install memcached-3.3.0; \
-    pecl install redis-6.1.0; \
+    pecl install memcached-3.3.0 \
+        --configureoptions 'enable-memcached-igbinary="yes"'; \
+    pecl install redis-6.1.0 \
+        --configureoptions 'enable-redis-igbinary="yes" enable-redis-zstd="yes" enable-redis-lz4="yes"'; \
     \
     docker-php-ext-enable \
         apcu \
+        igbinary \
         imagick \
         memcached \
         redis \
@@ -108,6 +112,11 @@ RUN { \
     \
     echo 'apc.enable_cli=1' >> "${PHP_INI_DIR}/conf.d/docker-php-ext-apcu.ini"; \
     \
+    { \
+        echo 'apc.serializer=igbinary'; \
+        echo 'session.serialize_handler=igbinary'; \
+    } >> "${PHP_INI_DIR}/conf.d/docker-php-ext-igbinary.ini"; \
+    \
     { \
         echo 'memory_limit=${PHP_MEMORY_LIMIT}'; \
         echo 'upload_max_filesize=${PHP_UPLOAD_LIMIT}'; \
diff --git a/30/apache/Dockerfile b/30/apache/Dockerfile
index f82a1d9e..4334e170 100644
--- a/30/apache/Dockerfile
+++ b/30/apache/Dockerfile
@@ -67,12 +67,16 @@ RUN set -ex; \
     \
 # pecl will claim success even if one install fails, so we need to perform each install separately
     pecl install APCu-5.1.24; \
+    pecl install igbinary-3.2.16; \
     pecl install imagick-3.7.0; \
-    pecl install memcached-3.3.0; \
-    pecl install redis-6.1.0; \
+    pecl install memcached-3.3.0 \
+        --configureoptions 'enable-memcached-igbinary="yes"'; \
+    pecl install redis-6.1.0 \
+        --configureoptions 'enable-redis-igbinary="yes" enable-redis-zstd="yes" enable-redis-lz4="yes"'; \
     \
     docker-php-ext-enable \
         apcu \
+        igbinary \
         imagick \
         memcached \
         redis \
@@ -108,6 +112,11 @@ RUN { \
     \
     echo 'apc.enable_cli=1' >> "${PHP_INI_DIR}/conf.d/docker-php-ext-apcu.ini"; \
     \
+    { \
+        echo 'apc.serializer=igbinary'; \
+        echo 'session.serialize_handler=igbinary'; \
+    } >> "${PHP_INI_DIR}/conf.d/docker-php-ext-igbinary.ini"; \
+    \
     { \
         echo 'memory_limit=${PHP_MEMORY_LIMIT}'; \
         echo 'upload_max_filesize=${PHP_UPLOAD_LIMIT}'; \
diff --git a/30/fpm-alpine/Dockerfile b/30/fpm-alpine/Dockerfile
index 26e4a568..6ca9bda9 100644
--- a/30/fpm-alpine/Dockerfile
+++ b/30/fpm-alpine/Dockerfile
@@ -64,12 +64,16 @@ RUN set -ex; \
     \
 # pecl will claim success even if one install fails, so we need to perform each install separately
     pecl install APCu-5.1.24; \
+    pecl install igbinary-3.2.16; \
     pecl install imagick-3.7.0; \
-    pecl install memcached-3.3.0; \
-    pecl install redis-6.1.0; \
+    pecl install memcached-3.3.0 \
+        --configureoptions 'enable-memcached-igbinary="yes"'; \
+    pecl install redis-6.1.0 \
+        --configureoptions 'enable-redis-igbinary="yes" enable-redis-zstd="yes" enable-redis-lz4="yes"'; \
     \
     docker-php-ext-enable \
         apcu \
+        igbinary \
         imagick \
         memcached \
         redis \
@@ -103,6 +107,11 @@ RUN { \
     \
     echo 'apc.enable_cli=1' >> "${PHP_INI_DIR}/conf.d/docker-php-ext-apcu.ini"; \
     \
+    { \
+        echo 'apc.serializer=igbinary'; \
+        echo 'session.serialize_handler=igbinary'; \
+    } >> "${PHP_INI_DIR}/conf.d/docker-php-ext-igbinary.ini"; \
+    \
     { \
         echo 'memory_limit=${PHP_MEMORY_LIMIT}'; \
         echo 'upload_max_filesize=${PHP_UPLOAD_LIMIT}'; \
diff --git a/30/fpm/Dockerfile b/30/fpm/Dockerfile
index c0769823..f13ce297 100644
--- a/30/fpm/Dockerfile
+++ b/30/fpm/Dockerfile
@@ -67,12 +67,16 @@ RUN set -ex; \
     \
 # pecl will claim success even if one install fails, so we need to perform each install separately
     pecl install APCu-5.1.24; \
+    pecl install igbinary-3.2.16; \
     pecl install imagick-3.7.0; \
-    pecl install memcached-3.3.0; \
-    pecl install redis-6.1.0; \
+    pecl install memcached-3.3.0 \
+        --configureoptions 'enable-memcached-igbinary="yes"'; \
+    pecl install redis-6.1.0 \
+        --configureoptions 'enable-redis-igbinary="yes" enable-redis-zstd="yes" enable-redis-lz4="yes"'; \
     \
     docker-php-ext-enable \
         apcu \
+        igbinary \
         imagick \
         memcached \
         redis \
@@ -108,6 +112,11 @@ RUN { \
     \
     echo 'apc.enable_cli=1' >> "${PHP_INI_DIR}/conf.d/docker-php-ext-apcu.ini"; \
     \
+    { \
+        echo 'apc.serializer=igbinary'; \
+        echo 'session.serialize_handler=igbinary'; \
+    } >> "${PHP_INI_DIR}/conf.d/docker-php-ext-igbinary.ini"; \
+    \
     { \
         echo 'memory_limit=${PHP_MEMORY_LIMIT}'; \
         echo 'upload_max_filesize=${PHP_UPLOAD_LIMIT}'; \
diff --git a/Dockerfile-alpine.template b/Dockerfile-alpine.template
index c5517536..cf6af0ff 100644
--- a/Dockerfile-alpine.template
+++ b/Dockerfile-alpine.template
@@ -63,12 +63,16 @@ RUN set -ex; \
     \
 # pecl will claim success even if one install fails, so we need to perform each install separately
     pecl install APCu-%%APCU_VERSION%%; \
+    pecl install igbinary-%%IGBINARY_VERSION%%; \
     pecl install imagick-%%IMAGICK_VERSION%%; \
-    pecl install memcached-%%MEMCACHED_VERSION%%; \
-    pecl install redis-%%REDIS_VERSION%%; \
+    pecl install memcached-%%MEMCACHED_VERSION%% \
+        --configureoptions 'enable-memcached-igbinary="yes"'; \
+    pecl install redis-%%REDIS_VERSION%% \
+        --configureoptions 'enable-redis-igbinary="yes" enable-redis-zstd="yes" enable-redis-lz4="yes"'; \
     \
     docker-php-ext-enable \
         apcu \
+        igbinary \
         imagick \
         memcached \
         redis \
@@ -102,6 +106,11 @@ RUN { \
     \
     echo 'apc.enable_cli=1' >> "${PHP_INI_DIR}/conf.d/docker-php-ext-apcu.ini"; \
     \
+    { \
+        echo 'apc.serializer=igbinary'; \
+        echo 'session.serialize_handler=igbinary'; \
+    } >> "${PHP_INI_DIR}/conf.d/docker-php-ext-igbinary.ini"; \
+    \
     { \
         echo 'memory_limit=${PHP_MEMORY_LIMIT}'; \
         echo 'upload_max_filesize=${PHP_UPLOAD_LIMIT}'; \
diff --git a/Dockerfile-debian.template b/Dockerfile-debian.template
index 9695c010..cadae18a 100644
--- a/Dockerfile-debian.template
+++ b/Dockerfile-debian.template
@@ -66,12 +66,16 @@ RUN set -ex; \
     \
 # pecl will claim success even if one install fails, so we need to perform each install separately
     pecl install APCu-%%APCU_VERSION%%; \
+    pecl install igbinary-%%IGBINARY_VERSION%%; \
     pecl install imagick-%%IMAGICK_VERSION%%; \
-    pecl install memcached-%%MEMCACHED_VERSION%%; \
-    pecl install redis-%%REDIS_VERSION%%; \
+    pecl install memcached-%%MEMCACHED_VERSION%% \
+        --configureoptions 'enable-memcached-igbinary="yes"'; \
+    pecl install redis-%%REDIS_VERSION%% \
+        --configureoptions 'enable-redis-igbinary="yes" enable-redis-zstd="yes" enable-redis-lz4="yes"'; \
     \
     docker-php-ext-enable \
         apcu \
+        igbinary \
         imagick \
         memcached \
         redis \
@@ -107,6 +111,11 @@ RUN { \
     \
     echo 'apc.enable_cli=1' >> "${PHP_INI_DIR}/conf.d/docker-php-ext-apcu.ini"; \
     \
+    { \
+        echo 'apc.serializer=igbinary'; \
+        echo 'session.serialize_handler=igbinary'; \
+    } >> "${PHP_INI_DIR}/conf.d/docker-php-ext-igbinary.ini"; \
+    \
     { \
         echo 'memory_limit=${PHP_MEMORY_LIMIT}'; \
         echo 'upload_max_filesize=${PHP_UPLOAD_LIMIT}'; \
diff --git a/update.sh b/update.sh
index 9898a6c0..cdc04553 100755
--- a/update.sh
+++ b/update.sh
@@ -27,8 +27,8 @@ declare -A base=(
 
 declare -A extras=(
 	[apache]='\nRUN a2enmod headers rewrite remoteip ; \\\n    { \\\n     echo '\''RemoteIPHeader X-Real-IP'\''; \\\n     echo '\''RemoteIPInternalProxy 10.0.0.0/8'\''; \\\n     echo '\''RemoteIPInternalProxy 172.16.0.0/12'\''; \\\n     echo '\''RemoteIPInternalProxy 192.168.0.0/16'\''; \\\n    } > /etc/apache2/conf-available/remoteip.conf; \\\n    a2enconf remoteip\n\n# set apache config LimitRequestBody\nENV APACHE_BODY_LIMIT 1073741824\nRUN { \\\n     echo '\''LimitRequestBody ${APACHE_BODY_LIMIT}'\''; \\\n    } > /etc/apache2/conf-available/apache-limits.conf; \\\n    a2enconf apache-limits'
-	[fpm]=''
-	[fpm-alpine]=''
+	[fpm]='\nENV PHP_PM_MAX_CHILDREN 16\nRUN {\\\n     echo'\''pm = pm=dynamic'\''; \\\n     echo'\''pm.start_servers = 4'\''; \\\n     echo'\''pm.min_spare_servers = 2'\''; \\\n     echo'\''pm.max_spare_servers = 24'\''; \\\n     echo'\''pm.max_children = ${PHP_PM_MAX_CHILDREN}'\''; \\\n    } > "${PHP_FPM_DIR}/nextcloud.conf";\n'
+	[fpm-alpine]='\nENV PHP_PM_MAX_CHILDREN 16\nRUN {\\\n     echo'\''pm = pm=dynamic'\''; \\\n     echo'\''pm.start_servers = 4'\''; \\\n     echo'\''pm.min_spare_servers = 2'\''; \\\n     echo'\''pm.max_spare_servers = 24'\''; \\\n     echo'\''pm.max_children = ${PHP_PM_MAX_CHILDREN}'\''; \\\n    } > "${PHP_FPM_DIR}/nextcloud.conf";\n'
 )
 
 declare -A crontab_int=(
@@ -44,6 +44,24 @@ apcu_version="$(
 		| tail -1
 )"
 
+igbinary_version="$(
+	git ls-remote --tags https://github.com/igbinary/igbinary.git \
+		| cut -d/ -f3 \
+		| grep -viE '[a-z]' \
+		| tr -d '^{}' \
+		| sort -V \
+		| tail -1
+)"
+
+imagick_version="$(
+	git ls-remote --tags https://github.com/mkoppanen/imagick.git \
+		| cut -d/ -f3 \
+		| grep -viE '[a-z]' \
+		| tr -d '^{}' \
+		| sort -V \
+		| tail -1
+)"
+
 memcached_version="$(
 	git ls-remote --tags https://github.com/php-memcached-dev/php-memcached.git \
 		| cut -d/ -f3 \
@@ -62,20 +80,12 @@ redis_version="$(
 		| tail -1
 )"
 
-imagick_version="$(
-	git ls-remote --tags https://github.com/mkoppanen/imagick.git \
-		| cut -d/ -f3 \
-		| grep -viE '[a-z]' \
-		| tr -d '^{}' \
-		| sort -V \
-		| tail -1
-)"
-
 declare -A pecl_versions=(
 	[APCu]="$apcu_version"
+	[igbinary]="$igbinary_version"
+	[imagick]="$imagick_version"
 	[memcached]="$memcached_version"
 	[redis]="$redis_version"
-	[imagick]="$imagick_version"
 )
 
 variants=(
@@ -121,9 +131,10 @@ function create_variant() {
 		s/%%CMD%%/'"${cmd[$variant]}"'/g;
 		s|%%VARIANT_EXTRAS%%|'"${extras[$variant]}"'|g;
 		s/%%APCU_VERSION%%/'"${pecl_versions[APCu]}"'/g;
+		s/%%IGBINARY_VERSION%%/'"${pecl_versions[igbinary]}"'/g;
+		s/%%IMAGICK_VERSION%%/'"${pecl_versions[imagick]}"'/g;
 		s/%%MEMCACHED_VERSION%%/'"${pecl_versions[memcached]}"'/g;
 		s/%%REDIS_VERSION%%/'"${pecl_versions[redis]}"'/g;
-		s/%%IMAGICK_VERSION%%/'"${pecl_versions[imagick]}"'/g;
 		s/%%CRONTAB_INT%%/'"$crontabInt"'/g;
 	' "$dir/Dockerfile"