diff --git a/images/wechat-group-qr.png b/images/wechat-group-qr.png
index 5a4fc668ab90caf1785de301a8e398e21b4aa3ce..30e5c98ce7a92ffe6ff0a8ed81c9e28ec6f9e34e 100644
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diff --git a/package/openmpi/4.0.1/gpu/install.sh b/package/openmpi/4.0.1/gpu/install.sh
new file mode 100644
index 0000000000000000000000000000000000000000..f70e346d0112ac3d146c97027927e4b5de8370cd
--- /dev/null
+++ b/package/openmpi/4.0.1/gpu/install.sh
@@ -0,0 +1,34 @@
+#!/bin/bash
+set -x
+set -e
+sudo yum groupinstall 'Development Tools'
+sudo yum install dkms rpm-build make check check-devel subunit subunit-devel
+cd ${JARVIS_TMP}
+ucx_version='1.12.1'
+gdr_ver='2.3'
+openmpi_ver='4.0.1'
+#install GDRCOPY
+. ${DOWNLOAD_TOOL} -u https://github.com/NVIDIA/gdrcopy/archive/v${gdr_ver}.tar.gz
+. ${DOWNLOAD_TOOL} -u https://github.com/openucx/ucx/releases/download/v${ucx_version}/ucx-${ucx_version}.tar.gz
+. ${DOWNLOAD_TOOL} -u https://download.open-mpi.org/release/open-mpi/v4.0/openmpi-${openmpi_ver}.tar.gz
+tar -x -f ${JARVIS_DOWNLOAD}/v${gdr_ver}.tar.gz
+mkdir -p $1/gdrcopy/include $1/gdrcopy/lib64
+cd gdrcopy-${gdr_ver}
+make PREFIX=$1/gdrcopy lib lib_install
+
+#install ucx
+cd ${JARVIS_TMP}
+tar -xvf ${JARVIS_DOWNLOAD}/ucx-${ucx_version}.tar.gz
+cd ucx-${ucx_version}
+./autogen.sh
+./contrib/configure-release --prefix=$1/ucx --enable-optimizations --disable-logging --disable-debug --disable-assertions --disable-params-check --disable-doxygen-doc --with-cuda=/usr/local/cuda --with-gdrcopy=$1/gdrcopy/ --with-verbs --with-rdmacm
+make -j 32
+make install
+
+#install openmpi
+cd ${JARVIS_TMP}
+tar -xvf ${JARVIS_DOWNLOAD}/openmpi-${openmpi_ver}.tar.gz
+cd openmpi-${openmpi_ver}
+./configure --prefix=$1 CPP=cpp CC=nvc CXX=nvc++ F77=nvfortran F90=nvfortran FC=nvfortran LDFLAGS=-Wl,--as-needed --disable-debug --disable-getpwuid --disable-mem-debug --disable-mem-profile --disable-memchecker --disable-static --enable-mca-no-build=btl-uct --enable-mpi1-compatibility --enable-oshmem --enable-mpirun-prefix-by-default --enable-cuda --enable-dlopen --enable-weak-symbols --enable-heterogeneous --enable-binaries --enable-script-wrapper-compilers --enable-orterun-prefix-by-default --enable-mca-no-build=btl-uct --with-cuda --with-ucx=$1/ucx
+make -j
+make install
\ No newline at end of file
diff --git a/package/openmpi/4.0.1/install.sh b/package/openmpi/4.0.1/install.sh
new file mode 100644
index 0000000000000000000000000000000000000000..b6ff791c549cfb076a4820c521bf047203e33d02
--- /dev/null
+++ b/package/openmpi/4.0.1/install.sh
@@ -0,0 +1,10 @@
+#!/bin/bash
+set -x
+set -e
+openmpi_ver='4.0.1'
+. ${DOWNLOAD_TOOL} -u https://download.open-mpi.org/release/open-mpi/v4.0/openmpi-${openmpi_ver}.tar.gz
+cd ${JARVIS_TMP}
+tar -xvf ${JARVIS_DOWNLOAD}/openmpi-${openmpi_ver}.tar.gz
+cd openmpi-${openmpi_ver}
+./configure CC=gcc CXX=g++ FC=gfortran --prefix=$1 --enable-pretty-print-stacktrace --enable-orterun-prefix-by-default --enable-mpi1-compatibility
+make -j install
diff --git a/package/openmpi/4.1.2/gpu/install.sh b/package/openmpi/4.1.2/gpu/install.sh
index 06ff675a366cc66c07b8b6bb3dc13521965d4161..38d2f4cbbb4f3b49322d323c79d14ea30edefd16 100644
--- a/package/openmpi/4.1.2/gpu/install.sh
+++ b/package/openmpi/4.1.2/gpu/install.sh
@@ -1,25 +1,34 @@
 #!/bin/bash
 set -x
 set -e
+sudo yum groupinstall 'Development Tools'
+sudo yum install dkms rpm-build make check check-devel subunit subunit-devel
 cd ${JARVIS_TMP}
+ucx_version='1.12.1'
+gdr_ver='2.3'
+openmpi_ver='4.1.2'
+#install GDRCOPY
+. ${DOWNLOAD_TOOL} -u https://github.com/NVIDIA/gdrcopy/archive/v${gdr_ver}.tar.gz
+. ${DOWNLOAD_TOOL} -u https://github.com/openucx/ucx/releases/download/v${ucx_version}/ucx-${ucx_version}.tar.gz
+. ${DOWNLOAD_TOOL} -u https://download.open-mpi.org/release/open-mpi/v4.1/openmpi-${openmpi_ver}.tar.gz
+tar -x -f ${JARVIS_DOWNLOAD}/v${gdr_ver}.tar.gz
+mkdir -p $1/gdrcopy/include $1/gdrcopy/lib64
+cd gdrcopy-${gdr_ver}
+make PREFIX=$1/gdrcopy lib lib_install
+
 #install ucx
-tar -xvf ${JARVIS_DOWNLOAD}/ucx-1.12.0.tar.gz
-cd ucx
+cd ${JARVIS_TMP}
+tar -xvf ${JARVIS_DOWNLOAD}/ucx-${ucx_version}.tar.gz
+cd ucx-${ucx_version}
 ./autogen.sh
-./contrib/configure-release --prefix=$1/ucx
-make -j8
-make install
-#install openmpi
-tar -xvf ${JARVIS_DOWNLOAD}/openmpi-4.1.2.tar.gz
-cd openmpi-4.1.2
-CPP=cpp CC=nvc CFLAGS='-DNDEBUG -O1 -nomp -fPIC -fno-strict-aliasing -tp=haswell' CXX=nvc++ CXXFLAGS='-DNDEBUG -O1 -nomp -fPIC -finline-functions -tp=haswell' F77=nvfortran F90=nvfortran FC=nvfortran FCFLAGS='-O1 -nomp -fPIC -tp=haswell' FFLAGS='-fast -Mipa=fast,inline -tp=haswell' LDFLAGS=-Wl,--as-needed ./configure --prefix=$1 --disable-debug --disable-getpwuid --disable-mem-debug --disable-mem-profile --disable-memchecker --disable-static --enable-mca-no-build=btl-uct --enable-mpi1-compatibility --enable-oshmem --with-cuda=/usr/local/cuda --with-ucx=$1/ucx --enable-mca-no-build=op-avx
-make -j8
+./contrib/configure-release --prefix=$1/ucx --enable-optimizations --disable-logging --disable-debug --disable-assertions --disable-params-check --disable-doxygen-doc --with-cuda=/usr/local/cuda --with-gdrcopy=$1/gdrcopy/ --with-verbs --with-rdmacm
+make -j 32
 make install
 
-export LIBRARY_PATH=$1/lib:$LIBRARY_PATH
-export PATH=$1/bin:$PATH \
-UCX_IB_PCI_RELAXED_ORDERING=on \
-UCX_MAX_RNDV_RAILS=1 \
-UCX_MEMTYPE_CACHE=n \
-UCX_MEMTYPE_REG_WHOLE_ALLOC_TYPES=cuda \
-UCX_TLS=rc_v,sm,cuda_copy,cuda_ipc,gdr_copy (or UCX_TLS=all)
+#install openmpi
+cd ${JARVIS_TMP}
+tar -xvf ${JARVIS_DOWNLOAD}/openmpi-${openmpi_ver}.tar.gz
+cd openmpi-${openmpi_ver}
+./configure --prefix=$1 CPP=cpp CC=nvc CXX=nvc++ F77=nvfortran F90=nvfortran FC=nvfortran LDFLAGS=-Wl,--as-needed --disable-debug --disable-getpwuid --disable-mem-debug --disable-mem-profile --disable-memchecker --disable-static --enable-mca-no-build=btl-uct --enable-mpi1-compatibility --enable-oshmem --enable-mpirun-prefix-by-default --enable-cuda --enable-dlopen --enable-weak-symbols --enable-heterogeneous --enable-binaries --enable-script-wrapper-compilers --enable-orterun-prefix-by-default --enable-mca-no-build=btl-uct --with-cuda --with-ucx=$1/ucx
+make -j
+make install
\ No newline at end of file
diff --git a/src/configService.py b/src/configService.py
index 12fabdc4a1a52ea5a92b062b599f21d09ccbaa64..c7481b332770880c75b4448ae5dfb9b618ec8198 100644
--- a/src/configService.py
+++ b/src/configService.py
@@ -15,7 +15,7 @@ class ConfigService:
     def switch_config(self, config_file):
         print(f"Switch config file to {config_file}")
         config_path = os.path.join(self.ROOT, config_file)
-        if not os.path.exists(config_path):
+        if not os.path.isfile(config_path):
             print("config_path not found, switch failed.")
             return
         self.tool.write_file(self.meta_path, config_file.strip())
diff --git a/src/executeService.py b/src/executeService.py
index 77f8f840fcc99ba6e28bd7e6184361a57bc58c60..b135b8c7a2be72f25bf85c5257531cba56c33edf 100644
--- a/src/executeService.py
+++ b/src/executeService.py
@@ -33,7 +33,7 @@ class ExecuteService:
     def exec_popen(self, cmd, isPrint=True):
         if isPrint:
             self.print_cmd(cmd)
-        output = os.popen("bash -c \"{}\"".format(cmd)).readlines()
+        output = os.popen(f"bash -c '{cmd}'").readlines()
         return output
 
     def get_duration(self):
@@ -47,7 +47,7 @@ class ExecuteService:
         cmd = self.join_cmd(cmds)
         if not cmd.startswith('echo'):
             self.print_cmd(cmd)
-        state = os.system("bash -c \"{}\"".format(cmd))
+        state = os.system(f"bash -c '{cmd}'")
         self.end_time = self.tool.get_time_stamp()
         print(f"total time used: {self.get_duration()}s")
         logger.info(self.end_flag + cmd)