{"id":78408,"date":"2026-02-27T12:16:52","date_gmt":"2026-02-27T04:16:52","guid":{"rendered":"https:\/\/www.wsisp.com\/helps\/78408.html"},"modified":"2026-02-27T12:16:52","modified_gmt":"2026-02-27T04:16:52","slug":"tigervnc%e6%9c%8d%e5%8a%a1%e5%99%a8%e6%b7%b1%e5%ba%a6%e8%b0%83%e4%bc%98%ef%bc%9acentos7gnome%e7%8e%af%e5%a2%83%e7%9a%84%e9%ab%98%e6%80%a7%e8%83%bd%e8%bf%9c%e7%a8%8b%e6%a1%8c%e9%9d%a2%e9%85%8d","status":"publish","type":"post","link":"https:\/\/www.wsisp.com\/helps\/78408.html","title":{"rendered":"TigerVNC\u670d\u52a1\u5668\u6df1\u5ea6\u8c03\u4f18\uff1aCentOS7+GNOME\u73af\u5883\u7684\u9ad8\u6027\u80fd\u8fdc\u7a0b\u684c\u9762\u914d\u7f6e"},"content":{"rendered":"

TigerVNC\u670d\u52a1\u5668\u6df1\u5ea6\u8c03\u4f18：CentOS7+GNOME\u73af\u5883\u7684\u9ad8\u6027\u80fd\u8fdc\u7a0b\u684c\u9762\u914d\u7f6e<\/h2>\n

1. \u4f01\u4e1a\u7ea7VNC\u6027\u80fd\u4f18\u5316\u7684\u6838\u5fc3\u6311\u6218<\/h3>\n

\u5728\u4f01\u4e1aIT\u57fa\u7840\u8bbe\u65bd\u4e2d，\u8fdc\u7a0b\u684c\u9762\u670d\u52a1\u5f80\u5f80\u9762\u4e34\u4e09\u5927\u6027\u80fd\u74f6\u9888：\u7f51\u7edc\u5ef6\u8fdf\u5bfc\u81f4\u7684\u753b\u9762\u5361\u987f\u3001\u670d\u52a1\u5668\u8d44\u6e90\u4e89\u7528\u5f15\u53d1\u7684\u54cd\u5e94\u8fdf\u7f13，\u4ee5\u53ca\u591a\u7528\u6237\u5e76\u53d1\u65f6\u7684\u7a33\u5b9a\u6027\u95ee\u9898\u3002CentOS7\u4f5c\u4e3a\u957f\u671f\u652f\u6301\u7684\u4f01\u4e1a\u7ea7Linux\u53d1\u884c\u7248，\u914d\u5408GNOME3\u684c\u9762\u73af\u5883，\u901a\u8fc7TigerVNC\u5b9e\u73b0\u8fdc\u7a0b\u8bbf\u95ee\u65f6，\u9700\u8981\u9488\u5bf9\u8fd9\u4e9b\u75db\u70b9\u8fdb\u884c\u6df1\u5ea6\u8c03\u4f18\u3002<\/p>\n

\u4f20\u7edfVNC\u914d\u7f6e\u6559\u7a0b\u5f80\u5f80\u6b62\u6b65\u4e8e\u57fa\u7840\u670d\u52a1\u642d\u5efa，\u5374\u5ffd\u7565\u4e86\u5b9e\u9645\u751f\u4ea7\u73af\u5883\u4e2d\u81f3\u5173\u91cd\u8981\u7684\u6027\u80fd\u53c2\u6570\u8c03\u6574\u3002\u4f8b\u5982，\u9ed8\u8ba4\u7684JPEG\u538b\u7f29\u8d28\u91cf\u8bbe\u7f6e(\u901a\u5e38\u4e3a6)\u5728\u5e7f\u57df\u7f51\u73af\u5883\u4e0b\u4f1a\u5bfc\u81f4\u660e\u663e\u7684\u753b\u9762\u6495\u88c2，\u800c\u672a\u7ecf\u4f18\u5316\u7684\u8272\u5f69\u6df1\u5ea6\u914d\u7f6e\u5219\u4f1a\u989d\u5916\u6d88\u801730%\u4ee5\u4e0a\u7684\u5e26\u5bbd\u3002<\/p>\n

\u5173\u952e\u6027\u80fd\u6307\u6807\u5bf9\u6bd4：<\/p>\n\n\u53c2\u6570\u9879\u9ed8\u8ba4\u503c\u4f18\u5316\u5efa\u8bae\u503c\u6027\u80fd\u63d0\u5347\u5e45\u5ea6<\/tr>\n\n\n\n\n\n
\u538b\u7f29\u7ea7\u522b<\/td>\n6<\/td>\n8<\/td>\n\u5e26\u5bbd\u964d\u4f4e40%<\/td>\n<\/tr>\n
\u8272\u5f69\u6df1\u5ea6<\/td>\n24bit<\/td>\n16bit<\/td>\n\u4f20\u8f93\u91cf\u51cf\u5c1133%<\/td>\n<\/tr>\n
\u5e27\u7387\u9650\u5236<\/td>\n\u65e0<\/td>\n30fps<\/td>\nCPU\u8d1f\u8f7d\u964d\u4f4e25%<\/td>\n<\/tr>\n
\u4e8b\u4ef6\u5ef6\u8fdf<\/td>\n100ms<\/td>\n50ms<\/td>\n\u54cd\u5e94\u901f\u5ea6\u63d0\u53472\u500d<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

2. TCP\u534f\u8bae\u6808\u4e0e\u7aef\u53e3\u590d\u7528\u4f18\u5316<\/h3>\n

\u73b0\u4ee3\u4f01\u4e1a\u7f51\u7edc\u73af\u5883\u901a\u5e38\u90e8\u7f72\u6709\u4e25\u683c\u7684\u9632\u706b\u5899\u7b56\u7565，\u800c\u4f20\u7edfVNC\u670d\u52a1\u9ed8\u8ba4\u4f7f\u75285900+N\u7684\u7aef\u53e3\u5206\u914d\u65b9\u5f0f\u4f1a\u7ed9\u5b89\u5168\u7ba1\u7406\u5e26\u6765\u6311\u6218\u3002\u901a\u8fc7TCP\u7aef\u53e3\u590d\u7528\u6280\u672f，\u53ef\u4ee5\u5728\u5355\u7aef\u53e3\u4e0a\u627f\u8f7d\u591a\u4e2aVNC\u4f1a\u8bdd，\u5927\u5e45\u7b80\u5316\u7f51\u7edc\u914d\u7f6e\u3002<\/p>\n

# \u542f\u7528\u7aef\u53e3\u590d\u7528（\u9700root\u6743\u9650）
\necho 1 > \/proc\/sys\/net\/ipv4\/tcp_tw_reuse
\necho 1 > \/proc\/sys\/net\/ipv4\/tcp_tw_recycle<\/p>\n

# \u914d\u7f6e\u7cfb\u7edf\u7ea7TCP\u53c2\u6570\u4f18\u5316
\ncat <<EOF >> \/etc\/sysctl.conf
\nnet.ipv4.tcp_window_scaling = 1
\nnet.ipv4.tcp_timestamps = 1
\nnet.ipv4.tcp_sack = 1
\nnet.core.rmem_max = 16777216
\nnet.core.wmem_max = 16777216
\nEOF
\nsysctl -p<\/p>\n

\u6ce8\u610f：TCP\u53c2\u6570\u8c03\u6574\u9700\u8981\u6839\u636e\u5b9e\u9645\u7f51\u7edc\u73af\u5883\u8fdb\u884c\u6d4b\u8bd5，\u5728\u5e7f\u57df\u7f51\u9ad8\u5ef6\u8fdf\u73af\u5883\u4e0b\u5efa\u8bae\u5c06net.ipv4.tcp_sack\u8bbe\u4e3a0\u4ee5\u907f\u514d\u91cd\u4f20\u6548\u7387\u4e0b\u964d<\/p>\n

\u5bf9\u4e8e\u9700\u8981\u7a7f\u900f\u4f01\u4e1a\u9632\u706b\u5899\u7684\u573a\u666f，\u63a8\u8350\u4f7f\u7528SSH\u96a7\u9053\u8fdb\u884c\u7aef\u53e3\u8f6c\u53d1，\u65e2\u4fdd\u8bc1\u5b89\u5168\u6027\u53c8\u907f\u514d\u4fee\u6539\u9632\u706b\u5899\u89c4\u5219：<\/p>\n

ssh -L 5901:localhost:5901 user@vnc-server -C -N<\/p>\n

3. GNOME3\u684c\u9762\u73af\u5883\u4e13\u9879\u4f18\u5316<\/h3>\n

GNOME3\u4f5c\u4e3a\u8d44\u6e90\u6d88\u8017\u8f83\u5927\u7684\u684c\u9762\u73af\u5883，\u9700\u8981\u8fdb\u884c\u9488\u5bf9\u6027\u7cbe\u7b80\u4ee5\u63d0\u5347VNC\u670d\u52a1\u6027\u80fd\u3002\u4ee5\u4e0b\u914d\u7f6e\u53ef\u964d\u4f4e\u7ea640%\u7684\u5185\u5b58\u5360\u7528：<\/p>\n

# \u7981\u7528\u975e\u5fc5\u8981\u7684GNOME\u7ec4\u4ef6
\nsudo systemctl mask packagekit.service
\nsudo systemctl mask gnome-software-service.service
\nsudo systemctl disable gdm.service<\/p>\n

# \u4f18\u5316\u56fe\u5f62\u6e32\u67d3\u53c2\u6570
\ngsettings set org.gnome.desktop.interface enable-animations false
\ngsettings set org.gnome.settings-daemon.plugins.power idle-dim false
\ngsettings set org.gnome.desktop.session idle-delay 0<\/p>\n

GNOME\u6269\u5c55\u7ba1\u7406\u5efa\u8bae：<\/p>\n

  • \n

    \u5fc5\u987b\u4fdd\u7559\u7684\u6838\u5fc3\u6269\u5c55：<\/p>\n

      \n
    • Alternate Tab<\/li>\n
    • Dash to Panel<\/li>\n
    • Desktop Icons<\/li>\n<\/ul>\n<\/li>\n
    • \n

      \u5efa\u8bae\u7981\u7528\u7684\u6269\u5c55：<\/p>\n

        \n
      • Background Logo<\/li>\n
      • Screenshot Tool<\/li>\n
      • User Themes<\/li>\n<\/ul>\n<\/li>\n

        \u5bf9\u4e8e\u591a\u663e\u793a\u5668\u73af\u5883，\u9700\u8981\u7279\u522b\u5173\u6ce8Xorg\u7684\u914d\u7f6e：<\/p>\n

        # \u751f\u6210\u57fa\u7840xorg.conf\u914d\u7f6e
        \nnvidia-xconfig –query-gpu-info > \/etc\/X11\/xorg.conf
        \nsed -i '\/Option "RandRRotation"\/d' \/etc\/X11\/xorg.conf<\/p>\n

        4. TigerVNC\u9ad8\u7ea7\u53c2\u6570\u914d\u7f6e<\/h3>\n

        TigerVNC\u7684\u670d\u52a1\u5668\u7aef\u53c2\u6570\u5bf9\u6700\u7ec8\u7528\u6237\u4f53\u9a8c\u5f71\u54cd\u663e\u8457\u3002\u4ee5\u4e0b\u662f\u7ecf\u8fc7\u4f01\u4e1a\u9a8c\u8bc1\u7684\u4f18\u5316\u914d\u7f6e\u6a21\u677f：<\/p>\n

        # ~\/.vnc\/config \u7528\u6237\u7ea7\u914d\u7f6e
        \ngeometry=1920×1080
        \ndepth=16
        \nsecuritytypes=vncauth,tlsvnc
        \nlocalhost
        \nalwaysshared
        \ndpi=96
        \n# \u538b\u7f29\u7b97\u6cd5\u4f18\u5148\u7ea7\u8bbe\u7f6e
        \nPreferredEncoding=ZRLE
        \n# \u5e26\u5bbd\u9650\u5236（\u5355\u4f4dKbps）
        \nBandwidthLimit=5000<\/p>\n

        \u7cfb\u7edf\u670d\u52a1\u914d\u7f6e\u9700\u8981\u8c03\u6574\/etc\/systemd\/system\/vncserver@.service\u4e2d\u7684\u5173\u952e\u53c2\u6570：<\/p>\n

        [Service]
        \nType=simple
        \nExecStart=\/usr\/bin\/vncserver %i -noxstartup -autokill -rfbauth \/etc\/vncpasswd
        \nExecStop=\/usr\/bin\/vncserver -kill %i
        \nRestart=on-failure
        \nRestartSec=5
        \nStartLimitInterval=60s
        \nStartLimitBurst=3<\/p>\n

        \u91cd\u8981：\u5bf9\u4e8e\u751f\u4ea7\u73af\u5883，\u52a1\u5fc5\u914d\u7f6e-rfbauth\u53c2\u6570\u4f7f\u7528\u5bc6\u7801\u6587\u4ef6\u800c\u975e\u4ea4\u4e92\u5f0f\u5bc6\u7801\u9a8c\u8bc1，\u5e76\u8bbe\u7f6e\u9002\u5f53\u6743\u9650：chmod 600 \/etc\/vncpasswd<\/p>\n

        5. \u81ea\u52a8\u5316\u76d1\u63a7\u4e0e\u7ef4\u62a4\u65b9\u6848<\/h3>\n

        \u4f01\u4e1a\u7ea7\u90e8\u7f72\u9700\u8981\u5efa\u7acb\u5b8c\u5584\u7684\u76d1\u63a7\u4f53\u7cfb，\u63a8\u8350\u4f7f\u7528\u4ee5\u4e0b\u811a\u672c\u8fdb\u884c\u5065\u5eb7\u68c0\u67e5：<\/p>\n

        #!\/bin\/bash
        \n# vnc-monitor.sh<\/p>\n

        PORT=5901
        \nTHRESHOLD=80
        \nLOG_FILE="\/var\/log\/vnc-status.log"<\/p>\n

        check_connection() {
        \n netstat -ant | grep ":${PORT} " | grep ESTABLISHED | wc -l
        \n}<\/p>\n

        check_cpu() {
        \n top -bn1 | grep "Cpu(s)" | awk '{print $2 + $4}'
        \n}<\/p>\n

        check_memory() {
        \n free | grep Mem | awk '{print $3\/$2 * 100.0}'
        \n}<\/p>\n

        log_status() {
        \n echo "[$(date)] Connections:$(check_connection) CPU:$(check_cpu)% Mem:$(check_memory)%" >> $LOG_FILE
        \n}<\/p>\n

        alert() {
        \n echo "VNC\u670d\u52a1\u8d1f\u8f7d\u8fc7\u9ad8！\u5f53\u524d\u8fde\u63a5\u6570:$(check_connection) CPU\u4f7f\u7528\u7387:$(check_cpu)% \u5185\u5b58\u4f7f\u7528\u7387:$(check_memory)%" | \\\\
        \n mail -s "VNC\u670d\u52a1\u544a\u8b66" admin@example.com
        \n}<\/p>\n

        main() {
        \n log_status
        \n if [ $(echo "$(check_cpu) > $THRESHOLD" | bc) -eq 1 ] || \\\\
        \n [ $(echo "$(check_memory) > $THRESHOLD" | bc) -eq 1 ]; then
        \n alert
        \n fi
        \n}<\/p>\n

        main<\/p>\n

        \u5c06\u4e0a\u8ff0\u811a\u672c\u52a0\u5165cron\u5b9a\u65f6\u4efb\u52a1：<\/p>\n

        # \u6bcf5\u5206\u949f\u6267\u884c\u4e00\u6b21\u76d1\u63a7
        \necho "*\/5 * * * * root \/usr\/local\/bin\/vnc-monitor.sh" > \/etc\/cron.d\/vnc-monitor<\/p>\n

        6. \u5b89\u5168\u52a0\u56fa\u6700\u4f73\u5b9e\u8df5<\/h3>\n

        \u4f01\u4e1a\u73af\u5883\u4e0b\u7684VNC\u670d\u52a1\u9700\u8981\u7279\u522b\u5173\u6ce8\u5b89\u5168\u6027，\u63a8\u8350\u91c7\u7528\u4ee5\u4e0b\u52a0\u56fa\u63aa\u65bd：<\/p>\n

      • \n

        \u7f51\u7edc\u5c42\u9632\u62a4：<\/p>\n

          \n
        • \u4f7f\u7528iptables\u9650\u5236\u8bbf\u95ee\u6e90IP<\/li>\n
        • \u542f\u7528VNC\u5185\u7f6e\u7684TLS\u52a0\u5bc6<\/li>\n
        • \u914d\u7f6efail2ban\u9632\u6b62\u66b4\u529b\u7834\u89e3<\/li>\n<\/ul>\n<\/li>\n
        • \n

          \u8ba4\u8bc1\u5f3a\u5316：<\/p>\n

          # \u751f\u6210\u9ad8\u5f3a\u5ea6\u5bc6\u7801\u6587\u4ef6
          \nvncpasswd -f \/etc\/vncpasswd <<< "ComplexP@ssw0rd!2023"
          \nchmod 600 \/etc\/vncpasswd<\/p>\n<\/li>\n

        • \n

          \u4f1a\u8bdd\u7ba1\u7406：<\/p>\n

            \n
          • \u8bbe\u7f6e\u7a7a\u95f2\u4f1a\u8bdd\u8d85\u65f6\u65ad\u5f00<\/li>\n
          • \u8bb0\u5f55\u5b8c\u6574\u7684\u4f1a\u8bdd\u65e5\u5fd7<\/li>\n
          • \u5b9a\u671f\u8f6e\u6362\u8ba4\u8bc1\u51ed\u8bc1<\/li>\n<\/ul>\n<\/li>\n

            \u5bf9\u4e8e\u9700\u8981\u66f4\u9ad8\u5b89\u5168\u7ea7\u522b\u7684\u573a\u666f，\u53ef\u4ee5\u8003\u8651\u4f7f\u7528XDMCP\u66ff\u4ee3VNC\u534f\u8bae，\u6216\u90e8\u7f72\u57fa\u4e8eWebSocket\u7684noVNC\u89e3\u51b3\u65b9\u6848\u3002<\/p>\n

            7. \u7591\u96be\u95ee\u9898\u6392\u67e5\u6307\u5357<\/h3>\n

            \u5f53\u9047\u5230\u753b\u9762\u5361\u987f\u6216\u8fde\u63a5\u95ee\u9898\u65f6，\u53ef\u6309\u4ee5\u4e0b\u6b65\u9aa4\u8bca\u65ad：<\/p>\n

            \u5e38\u89c1\u95ee\u9898\u6392\u67e5\u6d41\u7a0b：<\/p>\n

          • \n

            \u68c0\u67e5\u670d\u52a1\u72b6\u6001：<\/p>\n

            systemctl status vncserver@:1 -l<\/p>\n<\/li>\n

          • \n

            \u9a8c\u8bc1\u7aef\u53e3\u76d1\u542c：<\/p>\n

            ss -tulnp | grep vnc<\/p>\n<\/li>\n

          • \n

            \u5206\u6790Xorg\u65e5\u5fd7：<\/p>\n

            grep -i vnc \/var\/log\/Xorg.0.log<\/p>\n<\/li>\n

          • \n

            \u6d4b\u8bd5\u539f\u59cbRFB\u534f\u8bae：<\/p>\n

            vncconnect -display :1 localhost<\/p>\n<\/li>\n

          • \n

            \u6027\u80fd\u74f6\u9888\u5b9a\u4f4d：<\/p>\n

            strace -f -p $(pgrep Xvnc) -o \/tmp\/vnc-trace.log<\/p>\n<\/li>\n

            \u5bf9\u4e8e\u6df1\u5c42\u6b21\u95ee\u9898，\u53ef\u4ee5\u542f\u7528TigerVNC\u7684\u8c03\u8bd5\u6a21\u5f0f：<\/p>\n

            vncserver :1 -log *:100 -debug 10<\/p>\n

            \u8c03\u8bd5\u5b8c\u6210\u540e，\u8bb0\u5f97\u5173\u95ed\u8be6\u7ec6\u65e5\u5fd7\u4ee5\u907f\u514d\u6027\u80fd\u5f00\u9500：<\/p>\n

            vncserver -kill :1 && vncserver :1<\/p>\n","protected":false},"excerpt":{"rendered":"

            TigerVNC\u670d\u52a1\u5668\u6df1\u5ea6\u8c03\u4f18：CentOS7GNOME\u73af\u5883\u7684\u9ad8\u6027\u80fd\u8fdc\u7a0b\u684c\u9762\u914d\u7f6e
            \n1. \u4f01\u4e1a\u7ea7VNC\u6027\u80fd\u4f18\u5316\u7684\u6838\u5fc3\u6311\u6218
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