diff --git a/scripts/calculate_j.sh b/scripts/calculate_j.sh
new file mode 100644
index 00000000..abd51a4c
--- /dev/null
+++ b/scripts/calculate_j.sh
@@ -0,0 +1,59 @@
+#!/bin/bash
+export PATH=/bin:/sbin:/usr/bin:/usr/sbin:/usr/local/bin:/usr/local/sbin:$PATH
+
+: '
+Copyright (C) 2022 - now  HaoZi Technology Co., Ltd.
+
+This program is free software: you can redistribute it and/or modify
+it under the terms of the GNU Affero General Public License as published
+by the Free Software Foundation, either version 3 of the License, or
+(at your option) any later version.
+
+This program is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+GNU Affero General Public License for more details.
+
+You should have received a copy of the GNU Affero General Public License
+along with this program.  If not, see <https://www.gnu.org/licenses/>.
+'
+
+# 计算 j 值（通用）
+calculate_j() {
+    export LC_ALL=C
+    total_mem=$(free -m | awk '/^Mem:/{print $2}')
+    total_swap=$(free -m | awk '/^Swap:/{print $2}')
+    total=$((total_mem + total_swap))
+    j_value=$((total / 1024))
+    cpu_cores=$(nproc)
+
+    if [ $j_value -eq 0 ]; then
+        j_value=1
+    fi
+
+    if [ $j_value -gt "$cpu_cores" ]; then
+        j_value=$cpu_cores
+    fi
+
+    echo "$j_value"
+}
+
+# 计算 j 值（2倍内存）
+calculate_j2() {
+    export LC_ALL=C
+    total_mem=$(free -m | awk '/^Mem:/{print $2}')
+    total_swap=$(free -m | awk '/^Swap:/{print $2}')
+    total=$((total_mem + total_swap))
+    j_value=$((total / 2024))
+    cpu_cores=$(nproc)
+
+    if [ $j_value -eq 0 ]; then
+        j_value=1
+    fi
+
+    if [ $j_value -gt "$cpu_cores" ]; then
+        j_value=$cpu_cores
+    fi
+
+    echo "$j_value"
+}
diff --git a/scripts/mysql/install.sh b/scripts/mysql/install.sh
index b7e9d357..4825d89c 100644
--- a/scripts/mysql/install.sh
+++ b/scripts/mysql/install.sh
@@ -29,8 +29,12 @@ mysqlVersion=""
 mysqlPassword=$(cat /dev/urandom | head -n 16 | md5sum | head -c 16)
 cpuCore=$(cat /proc/cpuinfo | grep "processor" | wc -l)
 
+source ${setupPath}/panel/scripts/calculate_j.sh
+j=$(calculate_j)
+
 if [[ "${1}" == "80" ]]; then
     mysqlVersion="8.0.35"
+    j=$(calculate_j2)
 elif [[ "${1}" == "57" ]]; then
     mysqlVersion="5.7.44"
 else
@@ -39,12 +43,6 @@ else
     exit 1
 fi
 
-if [[ "${memTotal}" -lt "4096" ]] && [[ "${1}" == "80" ]]; then
-    echo -e $HR
-    echo "错误：这点内存(${memTotal}M)还想装 MySQL 8.0？洗洗睡吧！"
-    exit 1
-fi
-
 # 安装依赖
 if [ "${OS}" == "centos" ]; then
     dnf makecache -y
@@ -125,11 +123,7 @@ if [ "$?" != "0" ]; then
     exit 1
 fi
 
-if [[ "${cpuCore}" -gt "1" ]]; then
-    make -j2
-else
-    make
-fi
+make "-j${j}"
 if [ "$?" != "0" ]; then
     echo -e $HR
     echo "错误：MySQL 编译失败，请截图错误信息寻求帮助。"
@@ -394,6 +388,9 @@ systemctl enable mysqld
 systemctl start mysqld
 
 ${mysqlPath}/bin/mysqladmin -u root password ${mysqlPassword}
+${mysqlPath}/bin/mysql -uroot -p${mysqlPassword} -e "DROP DATABASE test;"
+${mysqlPath}/bin/mysql -uroot -p${mysqlPassword} -e "DELETE FROM mysql.user WHERE user='';"
+${mysqlPath}/bin/mysql -uroot -p${mysqlPassword} -e "FLUSH PRIVILEGES;"
 
 panel writePlugin mysql${1} ${mysqlVersion}
 panel writeMysqlPassword ${mysqlPassword}
diff --git a/scripts/mysql/update.sh b/scripts/mysql/update.sh
index 370301b3..3e7bbac3 100644
--- a/scripts/mysql/update.sh
+++ b/scripts/mysql/update.sh
@@ -26,11 +26,15 @@ downloadUrl="https://jihulab.com/haozi-team/download/-/raw/main/panel/mysql"
 setupPath="/www"
 mysqlPath="${setupPath}/server/mysql"
 mysqlVersion=""
-mysqlPassword=$(cat /dev/urandom | head -n 16 | md5sum | head -c 16)
+mysqlPassword=$(panel getSetting mysql_root_password)
 cpuCore=$(cat /proc/cpuinfo | grep "processor" | wc -l)
 
+source ${setupPath}/panel/scripts/calculate_j.sh
+j=$(calculate_j)
+
 if [[ "${1}" == "80" ]]; then
     mysqlVersion="8.0.35"
+    j=$(calculate_j2)
 elif [[ "${1}" == "57" ]]; then
     mysqlVersion="5.7.44"
 else
@@ -39,12 +43,6 @@ else
     exit 1
 fi
 
-if [[ "${memTotal}" -lt "4096" ]] && [[ "${1}" == "80" ]]; then
-    echo -e $HR
-    echo "错误：这点内存(${memTotal}M)还想装 MySQL 8.0？洗洗睡吧！"
-    exit 1
-fi
-
 # 安装依赖
 if [ "${OS}" == "centos" ]; then
     dnf makecache -y
@@ -60,11 +58,8 @@ else
     exit 1
 fi
 
-mysqlUserCheck=$(cat /etc/passwd | grep mysql)
-if [ "${mysqlUserCheck}" == "" ]; then
-    groupadd mysql
-    useradd -s /sbin/nologin -g mysql mysql
-fi
+# 停止已有服务
+systemctl stop mysqld
 
 # 准备目录
 cd ${mysqlPath}
@@ -100,7 +95,7 @@ rm -f openssl-1.1.1u.tar.gz.checksum.txt
 mv openssl-1.1.1u openssl
 cd openssl
 ./config --prefix=/usr/local/openssl-1.1 --openssldir=/usr/local/openssl-1.1
-make -j$(nproc)
+make "-j${j}"
 make install
 echo "/usr/local/openssl-1.1/lib" > /etc/ld.so.conf.d/openssl-1.1.conf
 ldconfig
@@ -118,20 +113,13 @@ if [ "$?" != "0" ]; then
     exit 1
 fi
 
-if [[ "${cpuCore}" -gt "1" ]]; then
-    make -j2
-else
-    make
-fi
+make "-j${j}"
 if [ "$?" != "0" ]; then
     echo -e $HR
     echo "错误：MySQL 编译失败，请截图错误信息寻求帮助。"
     exit 1
 fi
 
-# 停止已有服务
-systemctl stop mysqld
-
 # 安装
 make install
 if [ "$?" != "0" ]; then
@@ -146,8 +134,13 @@ chmod -R 755 ${mysqlPath}
 chmod 644 ${mysqlPath}/conf/my.cnf
 
 # 启动服务
-systemctl daemon-reload
-systemctl enable mysqld
+systemctl start mysqld
+
+# 执行更新后的初始化
+${mysqlPath}/bin/mysql -uroot -p${mysqlPassword} -e "DROP DATABASE test;"
+${mysqlPath}/bin/mysql -uroot -p${mysqlPassword} -e "DELETE FROM mysql.user WHERE user='';"
+${mysqlPath}/bin/mysql -uroot -p${mysqlPassword} -e "FLUSH PRIVILEGES;"
+${mysqlPath}/bin/mysql_upgrade -uroot -p${mysqlPassword} --force
 
 panel writePlugin mysql${1} ${mysqlVersion}
 
diff --git a/scripts/openresty/install.sh b/scripts/openresty/install.sh
index 9c5302d5..c64e3c49 100644
--- a/scripts/openresty/install.sh
+++ b/scripts/openresty/install.sh
@@ -27,6 +27,9 @@ openrestyPath="${setupPath}/server/openresty"
 openrestyVersion="1.21.4.3"
 cpuCore=$(cat /proc/cpuinfo | grep "processor" | wc -l)
 
+source ${setupPath}/panel/scripts/calculate_j.sh
+j=$(calculate_j)
+
 # 安装依赖
 if [ "${OS}" == "centos" ]; then
     dnf makecache -y
@@ -191,7 +194,7 @@ rm -f libinjection-3.10.0.zip
 rm -f libinjection-3.10.0.zip.checksum.txt
 
 cd ../
-make -j$(nproc)
+make "-j${j}"
 if [ "$?" != "0" ]; then
     echo -e $HR
     echo "错误：OpenResty waf拓展初始化失败，请截图错误信息寻求帮助。"
@@ -238,11 +241,7 @@ export LD_LIBRARY_PATH=/usr/local/lib/:$LD_LIBRARY_PATH
 export LIB_UTHASH=${openrestyPath}/src/uthash
 
 ./configure --user=www --group=www --prefix=${openrestyPath} --with-luajit --add-module=${openrestyPath}/src/ngx_cache_purge --add-module=${openrestyPath}/src/nginx-sticky-module --with-openssl=${openrestyPath}/src/openssl --with-pcre=${openrestyPath}/src/pcre --with-http_v2_module --with-http_slice_module --with-threads --with-stream --with-stream_ssl_module --with-stream_realip_module --with-stream_ssl_preread_module --with-http_stub_status_module --with-http_ssl_module --with-http_image_filter_module --with-http_gzip_static_module --with-http_gunzip_module --with-ipv6 --with-http_sub_module --with-http_flv_module --with-http_addition_module --with-http_realip_module --with-http_mp4_module --with-ld-opt="-Wl,-E" --with-cc-opt="-std=gnu99" --with-http_dav_module --add-module=${openrestyPath}/src/nginx-dav-ext-module --add-module=${openrestyPath}/src/ngx_brotli --add-module=${openrestyPath}/ngx_waf
-if [[ "${cpuCore}" -gt "1" ]]; then
-    make -j2
-else
-    make
-fi
+make "-j${j}"
 if [ "$?" != "0" ]; then
     echo -e $HR
     echo "错误：OpenResty编译失败，请截图错误信息寻求帮助。"
diff --git a/scripts/php/install.sh b/scripts/php/install.sh
index 10e99458..9297462f 100644
--- a/scripts/php/install.sh
+++ b/scripts/php/install.sh
@@ -28,6 +28,9 @@ phpVersionCode=""
 phpPath="${setupPath}/server/php/${phpVersion}"
 cpuCore=$(cat /proc/cpuinfo | grep "processor" | wc -l)
 
+source ${setupPath}/panel/scripts/calculate_j.sh
+j=$(calculate_j)
+
 # 安装依赖
 if [ "${OS}" == "centos" ]; then
     dnf install dnf-plugins-core -y
@@ -103,7 +106,7 @@ if [ "${phpVersion}" -le "80" ]; then
     mv openssl-1.1.1u openssl
     cd openssl
     ./config --prefix=/usr/local/openssl-1.1 --openssldir=/usr/local/openssl-1.1
-    make -j$(nproc)
+    make "-j${j}"
     make install
     echo "/usr/local/openssl-1.1/lib" > /etc/ld.so.conf.d/openssl-1.1.conf
     ldconfig
@@ -123,11 +126,7 @@ else
 fi
 
 # 编译安装
-if [[ "${cpuCore}" -gt "1" ]]; then
-    make -j2
-else
-    make
-fi
+make "-j${j}"
 make install
 if [ ! -f "${phpPath}/bin/php" ]; then
     echo -e $HR
@@ -144,7 +143,7 @@ mkdir -p ${phpPath}/etc
 cd ${phpPath}/src/ext/zip
 ${phpPath}/bin/phpize
 ./configure --with-php-config=${phpPath}/bin/php-config
-make -j${cpuCore}
+make "-j${j}"
 make install
 if [ "$?" != "0" ]; then
     echo -e $HR
diff --git a/scripts/postgresql/install.sh b/scripts/postgresql/install.sh
index 7afea1e1..82b4b63b 100644
--- a/scripts/postgresql/install.sh
+++ b/scripts/postgresql/install.sh
@@ -26,7 +26,9 @@ downloadUrl="https://jihulab.com/haozi-team/download/-/raw/main/panel/postgresql
 setupPath="/www"
 postgresqlPath="${setupPath}/server/postgresql"
 postgresqlVersion=""
-cpuCore=$(cat /proc/cpuinfo | grep "processor" | wc -l)
+
+source ${setupPath}/panel/scripts/calculate_j.sh
+j=$(calculate_j)
 
 if [[ "${1}" == "15" ]]; then
     postgresqlVersion="15.5"
@@ -88,7 +90,7 @@ if [ "$?" != "0" ]; then
     rm -rf ${postgresqlPath}
     exit 1
 fi
-make -j${cpuCore}
+make "-j${j}"
 if [ "$?" != "0" ]; then
     echo -e $HR
     echo "错误：PostgreSQL 编译失败，请截图错误信息寻求帮助。"
diff --git a/scripts/postgresql/update.sh b/scripts/postgresql/update.sh
index 9b71dc30..8bf90d26 100644
--- a/scripts/postgresql/update.sh
+++ b/scripts/postgresql/update.sh
@@ -26,7 +26,9 @@ downloadUrl="https://jihulab.com/haozi-team/download/-/raw/main/panel/postgresql
 setupPath="/www"
 postgresqlPath="${setupPath}/server/postgresql"
 postgresqlVersion=""
-cpuCore=$(cat /proc/cpuinfo | grep "processor" | wc -l)
+
+source ${setupPath}/panel/scripts/calculate_j.sh
+j=$(calculate_j)
 
 if [[ "${1}" == "15" ]]; then
     postgresqlVersion="15.5"
@@ -82,7 +84,7 @@ if [ "$?" != "0" ]; then
     echo "错误：PostgreSQL 编译初始化失败，请截图错误信息寻求帮助。"
     exit 1
 fi
-make -j${cpuCore}
+make "-j${j}"
 if [ "$?" != "0" ]; then
     echo -e $HR
     echo "错误：PostgreSQL 编译失败，请截图错误信息寻求帮助。"
diff --git a/scripts/pureftpd/install.sh b/scripts/pureftpd/install.sh
index 66e35a29..daa8c2c1 100644
--- a/scripts/pureftpd/install.sh
+++ b/scripts/pureftpd/install.sh
@@ -25,6 +25,9 @@ setupPath="/www"
 pureftpdPath="${setupPath}/server/pure-ftpd"
 pureftpdVersion="1.0.50"
 
+source ${setupPath}/panel/scripts/calculate_j.sh
+j=$(calculate_j)
+
 # 准备安装目录
 rm -rf ${pureftpdPath}
 mkdir -p ${pureftpdPath}
@@ -53,7 +56,7 @@ if [ "$?" != "0" ]; then
     exit 1
 fi
 
-make
+make "-j${j}"
 if [ "$?" != "0" ]; then
     echo -e $HR
     echo "错误：Pure-Ftpd-${pureftpdVersion}编译失败，请截图错误信息寻求帮助。"
diff --git a/scripts/pureftpd/update.sh b/scripts/pureftpd/update.sh
index fc5342bd..d4230008 100644
--- a/scripts/pureftpd/update.sh
+++ b/scripts/pureftpd/update.sh
@@ -25,6 +25,9 @@ setupPath="/www"
 pureftpdPath="${setupPath}/server/pure-ftpd"
 pureftpdVersion="1.0.50"
 
+source ${setupPath}/panel/scripts/calculate_j.sh
+j=$(calculate_j)
+
 # 准备安装目录
 cp ${pureftpdPath}/etc/pureftpd.passwd /tmp/pureftpd.passwd
 cp ${pureftpdPath}/etc/pureftpd.pdb /tmp/pureftpd.pdb
@@ -57,7 +60,7 @@ if [ "$?" != "0" ]; then
     exit 1
 fi
 
-make
+make "-j${j}"
 if [ "$?" != "0" ]; then
     echo -e $HR
     echo "错误：Pure-Ftpd-${pureftpdVersion}编译失败，请截图错误信息寻求帮助。"