diff --git a/compile/dbg.md b/compile/dbg.md
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+
+
+```bash
+# 
+root@tenvm2:~# docker run -it --rm --privileged -v /mnt:/mnt2 infrastlabs/x11-base:builder
+
+
+cd /mnt2/
+apk add git gawk
+git clone https://gitee.com/infrastlabs/docker-x11base
+cd docker-x11base/compile/src/
+```
+
+- build
+
+```bash
+export CFLAGS="-Os -fomit-frame-pointer"
+export CXXFLAGS="$CFLAGS"
+export CPPFLAGS="$CFLAGS"
+export LDFLAGS="-Wl,--as-needed --static -static -Wl,--strip-all"
+# 
+export CC=xx-clang
+
+ln -s $(pwd) /src
+chmod +x **/*.sh
+
+# 
+sh x-xrdp/build.sh b_deps;
+sh x-xrdp/build.sh xrdp;
+
+cd /tmp/xrdp && ./bootstrap;
+sed -i "s^putpwent(spw, fd);^// putpwent(spw, fd);^g" ./sesman/verify_user.c
+
+# before ./configure
+# deps:
+#23 222.8 make[2]: Entering directory '/tmp/xrdp/sesman/chansrv'
+#23 222.8   CCLD     xrdp-chansrv
+#23 223.0 /usr/bin/x86_64-alpine-linux-musl-ld: cannot find -lXrandr
+#23 223.0 /usr/bin/x86_64-alpine-linux-musl-ld: cannot find -lfuse
+f=sesman/chansrv/Makefile.am
+sed -i "s^\$(X_PRE_LIBS) -lXfixes -lXrandr -lX11^\$(X_PRE_LIBS) -lXfixes -lXrandr -lX11    -lX11-xcb -lxcb -lXdmcp -lXau  -lfdk-aac^g" $f
+cat $f |grep lX11 -n
+
+f=sesman/tools/Makefile.am
+sed -i "s^\$(X_PRE_LIBS) -lX11^\$(X_PRE_LIBS) -lX11    -lX11-xcb -lxcb -lXdmcp -lXau  -lfdk-aac^g" $f
+cat $f |grep lX11 -n
+
+# genkeymap/Makefile.am 
+f=genkeymap/Makefile.am 
+sed -i "s^\$(X_PRE_LIBS) -lX11^\$(X_PRE_LIBS) -lX11    -lX11-xcb -lxcb -lXdmcp -lXau  -lfdk-aac^g" $f
+cat $f |grep lX11 -n
+
+
+apk add openssl-dev openssl-libs-static libxcb-static fuse-static 
+apk add fuse-dev fdk-aac-dev opus-dev lame-dev;
+apk add nasm
+
+export TARGETPATH=/usr/local/static/xrdp
+./configure \
+  --prefix=$TARGETPATH \
+  --enable-vsock \
+  --enable-fdkaac \
+  --enable-opus \
+  --enable-fuse \
+  --enable-mp3lame \
+  --enable-pixman \
+  --disable-pam \
+  --enable-static \
+  --enable-shared \
+  --enable-devel-all 
+
+make
+make install
+```
+
+**dbg**
+
+- buidler
+
+```bash
+# bash-5.1# find /etc/xrdp/
+/etc/xrdp/
+/etc/xrdp/rsakeys.ini
+/etc/xrdp/xrdp_keyboard.ini
+/etc/xrdp/xrdp.ini
+# bash-5.1# /usr/local/static/xrdp/sbin/xrdp -n 
+xrdp[82155]: [INFO ] starting xrdp with pid 82155
+xrdp[82155]: [INFO ] address [0.0.0.0] port [3389] mode 1
+xrdp[82155]: [INFO ] listening to port 3389 on 0.0.0.0
+xrdp[82155]: [INFO ] xrdp_listen_pp done
+^Cxrdp[82155]: [INFO ] Received termination signal, stopping the server accept new connections thread
+# bash-5.1# /usr/local/static/xrdp/sbin/xrdp -n  &
+[1] 82156
+bash-5.1# xrdp[82156]: [INFO ] starting xrdp with pid 82156
+xrdp[82156]: [INFO ] address [0.0.0.0] port [3389] mode 1
+xrdp[82156]: [INFO ] listening to port 3389 on 0.0.0.0
+xrdp[82156]: [INFO ] xrdp_listen_pp done
+
+# bash-5.1# netstat -ntlp 
+Active Internet connections (only servers)
+Proto Recv-Q Send-Q Local Address           Foreign Address         State       PID/Program name    
+tcp        0      0 0.0.0.0:3389            0.0.0.0:*               LISTEN      82156/xrdp
+```
+
+- x11-base:fluxbox
+
+```bash
+root@ten-vm1:/# find /etc/xrdp/ |sort
+/etc/xrdp/
+/etc/xrdp/km-00000409.ini
+/etc/xrdp/xrdp_keyboard.ini
+/etc/xrdp/startwm.sh
+/etc/xrdp/xrdp.ini.tpl
+/etc/xrdp/vnc_pass ##
+/etc/xrdp/xrdp.ini ##
+/etc/xrdp/rsakeys.ini ##geykey
+/etc/xrdp/pulse/default.pa
+
+```
+