diff --git a/gitea/Dockerfile b/gitea/Dockerfile
index 9175a4a..9e1004a 100644
--- a/gitea/Dockerfile
+++ b/gitea/Dockerfile
@@ -1,5 +1,5 @@
 ARG             ARCH
-FROM            harbor.colben.cn/general/photon$ARCH
+FROM            harbor.colben.cn/general/photon$ARCH:5
 MAINTAINER      Colben colbenlee@gmail.com
 ADD             --chown=root:root /ADD/ccmd /opt/
 ADD             --chown=root:root /ADD/gitea /usr/bin/gitea
diff --git a/greatsql/Dockerfile-greatsql8 b/greatsql/Dockerfile-greatsql8
index f960008..72c4883 100644
--- a/greatsql/Dockerfile-greatsql8
+++ b/greatsql/Dockerfile-greatsql8
@@ -33,9 +33,8 @@ gpgcheck=0\n\
                     && ln -s /usr/bin/mysqldump /usr/bin/greatsqldump \
                     && ln -s /usr/bin/mysqladmin /usr/bin/greatsqladmin \
                     && rm -rf /usr/sbin/mysqld-debug \
-                        /var/cache/yum \
-                        /var/lib/yum \
-                        /var/lib/rpm \
+                        /var/cache/dnf \
+                        /var/lib/dnf \
                         /var/log/* \
                         /etc/my.cnf.d \
                         $BUNDLE_FILE \
diff --git a/mongodb/Dockerfile b/mongodb/Dockerfile
index b100a37..d7d3a74 100644
--- a/mongodb/Dockerfile
+++ b/mongodb/Dockerfile
@@ -15,6 +15,6 @@ gpgcheck=0\n\
                     && mv /etc/mongod.conf /etc/mongod.conf.origin \
                     && mv /var/log/mongodb /var/log/mongo \
                     && rm -f /var/log/mongo/mongod.log \
-                    && rm -rf /var/cache/dnf
+                    && rm -rf /var/cache/dnf /var/lib/dnf
 CMD             ["/opt/ccmd"]
 
diff --git a/mysql/Dockerfile-mysql8 b/mysql/Dockerfile-mysql8
index 3690d3d..460cd44 100644
--- a/mysql/Dockerfile-mysql8
+++ b/mysql/Dockerfile-mysql8
@@ -14,9 +14,8 @@ gpgcheck=0\n\
                     && dnf -y module disable mysql \
                     && dnf install mysql-community-server -y \
                     && rm -rf /usr/sbin/mysqld-debug \
-                        /var/cache/yum \
-                        /var/lib/yum \
-                        /var/lib/rpm \
+                        /var/cache/dnf \
+                        /var/lib/dnf \
                         /var/log/* \
                         /etc/my.cnf.d \
                     && mkdir -p /var/log/mysql \
diff --git a/pgsql/ADD/ccmd b/pgsql/ADD/ccmd
new file mode 100755
index 0000000..b4b4131
--- /dev/null
+++ b/pgsql/ADD/ccmd
@@ -0,0 +1,76 @@
+#!/bin/bash
+
+##################################################
+# Mount dir                                      #
+# - /var/lib/pgsql                               #
+# - /var/log/pgsql                               #
+# - /etc/pgsql/conf.d                            #
+##################################################
+
+set -euo pipefail
+export LANG=en_US.UTF-8
+trap Quit EXIT
+
+PIDS=
+GOT_SIGTERM=
+LOG_DIR=/var/log/pgsql
+DATA_DIR=/var/lib/pgsql
+VERSION=$VERSION
+
+function Print {
+    local file=/dev/null
+    [ '-f' = "$1" ] && file=$2 && shift && shift
+    date +"[%F %T] $*" | tee -a $file
+}
+
+function Quit {
+    Print killing pgsql ...
+    su - postgres -c "pg_ctl stop" || true
+    while :; do
+        pkill -x postmaster && Print killing postmaster ... || break
+        sleep 2
+    done
+    Print Container stopped.
+    test -n "$GOT_SIGTERM"
+}
+
+function Init {
+    chown -R postgres:postgres $LOG_DIR $DATA_DIR
+    if [ -z "$(ls $DATA_DIR)" ]; then
+        Print Initing pgsql db files ...
+        su - postgres -c "initdb --pgdata=$DATA_DIR --locale=en_US.UTF-8"
+    else
+        Print Checking pgsql db dir ...
+        su - postgres -c "postgresql-$VERSION-check-db-dir $DATA_DIR"
+    fi
+}
+
+function StartProc {
+    Print Starting pgsql ...
+    local sock="/tmp/.s.PGSQL.$(su - postgres -c 'postmaster -C port')"
+    rm -f $sock
+    su - postgres -c postmaster &
+    PIDS="$PIDS $!"
+    while sleep 1; do
+        [ -e $sock ] && break || echo -n .
+        [ ! -e /proc/$! ] && echo && Print unexpected error! && exit
+    done
+    echo
+    Print PGSQL is ready for connections.
+}
+
+function Main {
+    local pid=
+    Init
+    StartProc
+    trap "GOT_SIGTERM=1; Print Got SIGTERM ..." SIGTERM
+    while [ -z "$GOT_SIGTERM" ] && sleep 2; do
+        for pid in $PIDS; do
+            [ ! -e /proc/$pid ] && Print Unexpected error! && exit
+        done
+    done
+}
+
+# Start here
+Main
+
diff --git a/pgsql/Demo/SingleNode/README.md b/pgsql/Demo/SingleNode/README.md
new file mode 100644
index 0000000..93b60d2
--- /dev/null
+++ b/pgsql/Demo/SingleNode/README.md
@@ -0,0 +1,21 @@
+# 部署 PostgreSQL 单节点
+
+- 按实际环境修改
+    - docker-compose.yml
+    - pgsql/conf.d/\*.cnf
+
+- 创建目录
+    ```
+    grep '\<source:' docker-compose.yml | cut -d: -f2 | xargs mkdir -p
+    ```
+
+- 启动
+    ```
+    docker-compose up -d
+    ```
+
+- 查看日志，直至出现 "PGSQL is ready for connections."
+    ```
+    docker-compose logs pgsql
+    ```
+
diff --git a/pgsql/Demo/SingleNode/docker-compose.yml b/pgsql/Demo/SingleNode/docker-compose.yml
new file mode 100644
index 0000000..c6582f1
--- /dev/null
+++ b/pgsql/Demo/SingleNode/docker-compose.yml
@@ -0,0 +1,23 @@
+version: "3.7"
+
+services:
+  pgsql:
+    image: harbor.colben.cn/general/pgsql:15
+    container_name: pgsql
+    restart: "on-failure"
+    stop_grace_period: 32s
+    networks:
+      pgsql:
+    ports:
+    - 5432:5432
+    volumes:
+    - type: bind
+      source: ./pgsql/db
+      target: /var/lib/pgsql/
+    - type: bind
+      source: ./pgsql/conf.d
+      target: /etc/pgsql/conf.d
+    - type: bind
+      source: ./pgsql/log
+      target: /var/log/pgsql
+
diff --git a/pgsql/Demo/SingleNode/pgsql/my.cnf b/pgsql/Demo/SingleNode/pgsql/my.cnf
new file mode 100644
index 0000000..5652181
--- /dev/null
+++ b/pgsql/Demo/SingleNode/pgsql/my.cnf
@@ -0,0 +1,19 @@
+[mysqld]
+mysqlx = OFF
+skip-name-resolve = 1
+max-user-connections = 600
+
+## this should be less than 80% of total memory
+innodb-buffer-pool-size = xxxxG
+
+## this should be half of "innodb-buffer-pool-size"
+innodb-buffer-pool-instances = xxxx
+
+# binlog
+server-id = 1
+log-bin = /var/lib/mysql-bin/master
+binlog-format = ROW
+binlog-expire-logs-seconds = 172800
+gtid-mode = ON
+enforce-gtid-consistency = TRUE
+
diff --git a/pgsql/Dockerfile b/pgsql/Dockerfile
new file mode 100644
index 0000000..9ae5f5b
--- /dev/null
+++ b/pgsql/Dockerfile
@@ -0,0 +1,58 @@
+ARG             ARCH
+FROM            harbor.colben.cn/general/rocky$ARCH:8
+MAINTAINER      Colben colbenlee@gmail.com
+ARG             ARCH
+ARG             VERSION
+ADD             --chown=root:root /ADD/ /opt/
+RUN             echo -e "[pgdg-common]\n\
+name=PostgreSQL common RPMs for RHEL / Rocky / AlmaLinux \$releasever - \$basearch\n\
+baseurl=https://mirrors.tuna.tsinghua.edu.cn/postgresql/repos/yum/common/redhat/rhel-\$releasever-\$basearch\n\
+enabled=1\n\
+gpgcheck=0\n\
+gpgkey=file:///etc/pki/rpm-gpg/PGDG-RPM-GPG-KEY-RHEL\n\
+repo_gpgcheck = 0\n\
+\n\
+[pgdg$VERSION]\n\
+name=PostgreSQL $VERSION for RHEL / Rocky / AlmaLinux \$releasever - \$basearch\n\
+baseurl=https://mirrors.tuna.tsinghua.edu.cn/postgresql/repos/yum/$VERSION/redhat/rhel-\$releasever-\$basearch\n\
+enabled=1\n\
+gpgcheck=0\n\
+gpgkey=file:///etc/pki/rpm-gpg/PGDG-RPM-GPG-KEY-RHEL\n\
+repo_gpgcheck = 0\n\
+" > /etc/yum.repos.d/pgsql-$VERSION.repo \
+                    && dnf makecache \
+                    && dnf -y module disable postgresql \
+                    && dnf install -y postgresql$VERSION-server \
+                    && rm -rf /var/lib/pgsql/* \
+                        /var/cache/dnf \
+                        /var/lib/dnf \
+                        /var/log/* \
+                    && rm -f /var/lib/pgsql/.bash* \
+                    && mkdir -p /var/log/pgsql /etc/pgsql/conf.d \
+                    && chown -R postgres:postgres /var/log/pgsql \
+                    && echo -e "# DO NOT EDIT THIS FILE!\n\
+\n\
+include_if_exists = '/var/lib/pgsql/postgresql.conf'\n\
+include_dir = 'conf.d'\n\
+include = 'fixed-parameters.conf'\n\
+" > /etc/pgsql/postgresql.conf \
+                    && echo -e "# DO NOT EDIT THIS FILE!\n\
+\n\
+data_directory = '/var/lib/pgsql'\n\
+hba_file = '/var/lib/pgsql/pg_hba.conf'\n\
+ident_file = '/var/lib/pgsql/pg_ident.conf'\n\
+log_destination = 'stderr'\n\
+logging_collector = on\n\
+log_directory = '/var/log/pgsql'\n\
+log_filename = 'server-%y%m%d.log'\n\
+log_file_mode = 0644\n\
+log_rotation_age = 1d\n\
+log_rotation_size = 128MB\n\
+log_truncate_on_rotation = on\n\
+" > /etc/pgsql/fixed-parameters.conf \
+                    && echo -e "export PGDATA=/etc/pgsql\n\
+export PATH=/usr/pgsql-$VERSION/bin:\$PATH\n\
+" > /etc/profile.d/pgsql.sh
+ENV             VERSION=15
+CMD             ["/opt/ccmd"]
+
diff --git a/pgsql/README.md b/pgsql/README.md
new file mode 100644
index 0000000..0facbcc
--- /dev/null
+++ b/pgsql/README.md
@@ -0,0 +1,16 @@
+# 构建 postgresql 镜像
+
+## 定制
+- 安装 postgresql
+- 固定一些常用配置
+- 第一次启动 postgresql 时，会执行如下操作
+    - 初始化数据目录
+
+## 外挂目录和文件
+- /var/lib/pgsql/: pgsql 数据目录
+- /etc/conf.d/: pgsql 配置文件目录，覆盖数据目录下的 postgresql.conf
+- /var/log/pgsql: pgsql 日志目录
+
+## 案例
+- [Demo/SingleNode/](Demo/SingleNode/): 单节点
+
diff --git a/pgsql/pgsql.sh b/pgsql/pgsql.sh
new file mode 100755
index 0000000..c8d0181
--- /dev/null
+++ b/pgsql/pgsql.sh
@@ -0,0 +1,68 @@
+#!/bin/bash
+
+#=========================================
+# Author   : colben
+#=========================================
+
+set -euo pipefail
+export LANG=en_US.UTF-8
+
+[ 'x86_64' == "$(uname -m)" ] && ARCH='' || ARCH="-$(uname -m)"
+ROOT_DIR="$(cd $(dirname $0) && pwd)"
+VERSION=${1:?}
+IMAGE="harbor.colben.cn/general/pgsql$ARCH:$VERSION"
+
+if [ -t 0 ]; then
+    function Print { echo -e "\033[36;1m$(date +'[%F %T]')\033[32;1m $*\033[0m"; }
+    function Warn { echo -e "\033[36;1m$(date +'[%F %T]')\033[33;1m $*\033[0m"; }
+    function Error { echo -e "\033[36;1m$(date +'[%F %T]')\033[31;1m $*\033[0m"; exit 1; }
+else
+    function Print { echo -e "$(date +'[%F %T INFO]') $*"; }
+    function Warn { echo -e "$(date +'[%F %T WARN]') $*"; }
+    function Error { echo -e "$(date +'[%F %T ERROR]') $*"; exit 1; }
+fi
+
+function Quit {
+    local exitCode=$?
+    [ 0 -ne $exitCode ] && Error Failed to build or push image!
+    [ -z "${END:-}" ] && echo && Error Interrupted manually!
+    Print Succeeded to build and push image.
+}
+
+function YesOrNo {
+    Warn $*
+    local sw=
+    while :; do
+        read -p '(Yes/No/Quit) ' -n1 sw
+        [[ "$sw" =~ ^Y|y$ ]] && echo && return 0
+        [[ "$sw" =~ ^N|n$ ]] && echo && return 1
+        [[ "$sw" =~ ^Q|q$ ]] && echo && exit 0
+        [ -n "$sw" ] && echo
+    done
+}
+
+function Update {
+    :
+}
+
+function Build {
+    local yn
+    cd $ROOT_DIR
+    docker images --format='{{.Repository}}:{{.Tag}}' | grep "^$IMAGE$" \
+        && Warn Removing image $IMAGE ... \
+        && docker rmi $IMAGE
+    Warn Building image: $IMAGE ...
+    docker build --force-rm --build-arg ARCH="$ARCH" --build-arg VERSION="$VERSION" -t $IMAGE -f Dockerfile .
+    YesOrNo Push image: $IMAGE? && docker push $IMAGE
+}
+
+function Main {
+    trap Quit EXIT
+    Update
+    Build
+    END=1
+}
+
+# Start here
+Main
+
diff --git a/photon/Dockerfile b/photon/Dockerfile
index 3c7d85e..0e6bf37 100644
--- a/photon/Dockerfile
+++ b/photon/Dockerfile
@@ -1,4 +1,4 @@
-FROM            photon:4.0
+FROM            photon:5
 MAINTAINER      Colben colbenlee@gmail.com
 ADD             --chown=root:root /ADD/ /etc/
 RUN             tdnf makecache \
diff --git a/photon/photon.sh b/photon/photon.sh
index 7cd2344..aa7cfcc 100755
--- a/photon/photon.sh
+++ b/photon/photon.sh
@@ -9,7 +9,7 @@ export LANG=en_US.UTF-8
 
 [ 'x86_64' == "$(uname -m)" ] && ARCH='' || ARCH="-$(uname -m)"
 ROOT_DIR="$(cd $(dirname $0) && pwd)"
-IMAGE="harbor.colben.cn/general/$(basename ${0%.sh})$ARCH:latest"
+IMAGE="harbor.colben.cn/general/$(basename ${0%.sh})$ARCH:5"
 
 if [ -t 0 ]; then
     function Print { echo -e "\033[36;1m$(date +'[%F %T]')\033[32;1m $*\033[0m"; }
diff --git a/rocky-python/Dockerfile b/rocky-python/Dockerfile
index 5470821..834d0ee 100644
--- a/rocky-python/Dockerfile
+++ b/rocky-python/Dockerfile
@@ -3,5 +3,5 @@ FROM            harbor.colben.cn/general/rocky$ARCH:8
 MAINTAINER      Colben colbenlee@gmail.com
 RUN             dnf makecache \
                     && dnf install gcc gcc-c++ make cmake python39-devel mysql-devel -y \
-                    && rm -rf /var/cache/dnf
+                    && rm -rf /var/cache/dnf /var/lib/dnf
 
diff --git a/rocky8/Dockerfile b/rocky8/Dockerfile
index ac037ae..79d54ae 100644
--- a/rocky8/Dockerfile
+++ b/rocky8/Dockerfile
@@ -17,7 +17,7 @@ gpgcheck=0\n\
                     && dnf makecache \
                     && dnf install -y ncurses iproute procps-ng glibc-langpack-en \
                     && echo 'alias ls="ls --color=auto"' > /etc/profile.d/docker.sh \
-                    && rm -rf /var/cache/dnf \
+                    && rm -rf /var/cache/dnf /var/lib/dnf \
                     && rm -rf /var/log/*
 ENV             PS1='\[\e[33;1;1m\][\[\e[0m\]\[\e[35;1m\]\u\[\e[0m\]\[\e[33;1;1m\]@\[\e[0m\]\[\e[31;1;1m\]docker\[\e[0m\]\[\e[32;1;1m\](\h)\[\e[0m\]\[\e[33;1;1m\]:\[\e[0m\]\[\e[32m\]\w\[\e[0m\]\[\e[33;1;1m\]]\[\e[0m\]\[\e[36m\]\$\[\e[0m\] '
 ENV             PS2='\[\e[36m\]>\[\e[0m\] '