diff --git a/.gitlab-ci.yml b/.gitlab-ci.yml
index b50d8c2..cf10c59 100644
--- a/.gitlab-ci.yml
+++ b/.gitlab-ci.yml
@@ -2,21 +2,70 @@ variables:
   GIT_STRATEGY: "clone"
   BUILD_PADDING_PREFIX: /tmp/padding_for_CPACK_RPM_BUILD_SOURCE_DIRS_PREFIX_PREFIX_PREFIX_PREFIX_PREFIX_PREFIX/
   INSTALL_PREFIX: "/opt/tsg/stellar"
+  INSTALL_DEPENDENCY_LIBRARY: mrzcpd-corei7 framework_env libfieldstat4-devel 
   TESTING_VERSION_BUILD: 0
-  BUILD_IMAGE_CENTOS8: "git.mesalab.cn:7443/mesa_platform/build-env:rockylinux"
+  BUILD_IMAGE_CENTOS8: "git.mesalab.cn:7443/mesa_platform/build-env:rocky8-for-stellar"
 
 stages:
+- cppcheck
 - build
+- test
+- upload
 
-.build_by_travis_for_centos8:
-  image: $BUILD_IMAGE_CENTOS8
-  before_script:
+.everything_before_script: &everything_before_script
   - mkdir -p $BUILD_PADDING_PREFIX/$CI_PROJECT_NAMESPACE/
   - ln -s $CI_PROJECT_DIR $BUILD_PADDING_PREFIX/$CI_PROJECT_PATH
   - cd $BUILD_PADDING_PREFIX/$CI_PROJECT_PATH
+  - yum makecache --disablerepo="*" --enablerepo="framework,platform"
+  - yum install -y $INSTALL_DEPENDENCY_LIBRARY
+  - source /etc/profile.d/mrzcpd.sh 
+  - source /etc/profile.d/framework.sh 
   - chmod +x ./ci/travis.sh
+
+###############################################################################
+# cppcheck 
+###############################################################################
+.cppcheck_script:
+  variables:    
+    BUILD_TYPE: Debug
+  stage: cppcheck
+  script:
+    - mkdir build; cd build; cmake3 -DCMAKE_EXPORT_COMPILE_COMMANDS=ON ..
+    - >
+      cppcheck --project=compile_commands.json 
+      --enable=all 
+      --std=c++11
+      --error-exitcode=1 
+      --suppress=unusedFunction 
+      --suppress=missingInclude 
+      --suppress=uselessAssignmentPtrArg
+      --suppress=unmatchedSuppression
+      --suppress=variableScope
+      --suppress=unreadVariable
+      --suppress=cstyleCast
+      --suppress=memleakOnRealloc
+      --suppress=constParameter
+      --suppress=uselessAssignmentArg
+      --suppress=uninitvar
+      --suppress=unusedStructMember
+      --suppress=funcArgOrderDifferent
+      --suppress=unreachableCode
+      --suppress=internalAstError
+  tags:
+    - share
+
+run_cppcheck_for_centos8:
+  extends: .cppcheck_script
+  image: $BUILD_IMAGE_CENTOS8
+  
+###############################################################################
+# build 
+###############################################################################  
+
+.build_by_travis_for_centos8:
+  image: $BUILD_IMAGE_CENTOS8
+  before_script: *everything_before_script
   script:
-  - yum makecache
   - ./ci/travis.sh
   tags:
   - share
@@ -36,6 +85,10 @@ branch_build_release_for_centos8:
   variables:
     BUILD_TYPE: RelWithDebInfo
   extends: .build_by_travis_for_centos8
+  artifacts:
+    name: "stellar-branch-$CI_COMMIT_REF_NAME-release"
+    paths:
+      - build/*  
   except:
     - /^develop-.*$/i
     - /^release-.*$/i
@@ -46,16 +99,8 @@ develop_build_debug_for_centos8:
   extends: .build_by_travis_for_centos8
   variables:
     TESTING_VERSION_BUILD: 1
-    #UPLOAD_SYMBOL_FILES: 1
     BUILD_TYPE: Debug
     #ASAN_OPTION: ADDRESS
-    PACKAGE: 1
-    PULP3_REPO_NAME: stellar-stable-x86_64.el8
-    PULP3_DIST_NAME: stellar-stable-x86_64.el8
-  artifacts:
-    name: "stellar-develop-$CI_COMMIT_REF_NAME-debug"
-    paths:
-      - build/*.rpm
   only:
     - /^develop-.*$/i
     - /^release-.*$/i
@@ -65,16 +110,12 @@ develop_build_release_for_centos8:
   extends: .build_by_travis_for_centos8
   variables:
     TESTING_VERSION_BUILD: 1
-    #UPLOAD_SYMBOL_FILES: 1
     #ASAN_OPTION: ADDRESS
     BUILD_TYPE: RelWithDebInfo
-    PACKAGE: 1
-    PULP3_REPO_NAME: stellar-stable-x86_64.el8
-    PULP3_DIST_NAME: stellar-stable-x86_64.el8
   artifacts:
     name: "stellar-develop-$CI_COMMIT_REF_NAME-release"
     paths:
-      - build/*.rpm
+      - build/*
   only:
     - /^develop-.*$/i
     - /^release-.*$/i
@@ -82,16 +123,8 @@ develop_build_release_for_centos8:
 release_build_debug_for_centos8:
   stage: build
   variables:
-    #UPLOAD_SYMBOL_FILES: 1
     BUILD_TYPE: Debug
-    PACKAGE: 1
-    PULP3_REPO_NAME: tsg-stable-x86_64.el8
-    PULP3_DIST_NAME: tsg-stable-x86_64.el8
   extends: .build_by_travis_for_centos8
-  artifacts:
-    name: "stellar-install-$CI_COMMIT_REF_NAME-debug"
-    paths:
-    - build/*.rpm
   only:
     - tags
 
@@ -99,14 +132,51 @@ release_build_release_for_centos8:
   stage: build
   variables:
     BUILD_TYPE: RelWithDebInfo
-    #UPLOAD_SYMBOL_FILES: 1
-    PACKAGE: 1
-    PULP3_REPO_NAME: tsg-stable-x86_64.el8
-    PULP3_DIST_NAME: tsg-stable-x86_64.el8
   extends: .build_by_travis_for_centos8
   artifacts:
     name: "stellar-install-$CI_COMMIT_REF_NAME-release"
     paths:
-      - build/*.rpm
+      - build/*
   only:
-    - tags
\ No newline at end of file
+    - tags
+
+###############################################################################
+# test 
+###############################################################################
+test_in_centos8:
+  stage: test
+  image: $BUILD_IMAGE_CENTOS8
+  allow_failure: false
+  script:
+    - *everything_before_script
+    - cd build; ctest -V
+  dependencies:
+    - branch_build_release_for_centos8
+    - develop_build_release_for_centos8
+    - release_build_release_for_centos8
+  tags:
+    - share    
+
+###############################################################################
+# upload 
+###############################################################################
+.define_before_upload_centos8:
+  stage: upload
+  image: $BUILD_IMAGE_CENTOS8
+  before_script:
+    - pwd; ls -l ; cd build ; ls -l
+    - cp /root/rpm_upload_tools.py ./  
+  variables:
+    PULP3_REPO_NAME: stellar-stable-x86_64.el8
+    PULP3_DIST_NAME: stellar-stable-x86_64.el8
+  only:
+    - tags
+  tags:
+    - share 
+
+rpm_upload_for_centos8:
+  extends: .define_before_upload_centos8
+  dependencies:
+    - release_build_release_for_centos8
+  script:
+    - python3 rpm_upload_tools.py $PULP3_REPO_NAME $PULP3_DIST_NAME *.rpm    
\ No newline at end of file
diff --git a/CMakeLists.txt b/CMakeLists.txt
index efdec6f..97fff68 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -39,16 +39,9 @@ if (CMAKE_CXX_CPPCHECK)
             "--suppress=uselessAssignmentArg"
             "--suppress=uninitvar"
             "--suppress=unusedStructMember"
+            "--suppress=funcArgOrderDifferent"
             "--suppress=unreachableCode"
             "--suppress=internalAstError"
-            "--suppress=nullPointerRedundantCheck"
-            "--suppress=ctunullpointer"
-            "--suppress=redundantAssignment"
-            "--suppress=duplicateValueTernary"
-            "--suppress=funcArgOrderDifferent"
-			"--suppress=*:${PROJECT_SOURCE_DIR}/vendors/*"
-            "--suppress=*:${PROJECT_SOURCE_DIR}/deps/toml/*"
-            "--suppress=*:${PROJECT_SOURCE_DIR}/deps/rbtree/*"
     )
     set(CMAKE_C_CPPCHECK ${CMAKE_CXX_CPPCHECK})
 else()
diff --git a/ci/travis.sh b/ci/travis.sh
index f5aebec..fc6efc3 100644
--- a/ci/travis.sh
+++ b/ci/travis.sh
@@ -32,21 +32,6 @@ env | sort
 : "${NO_RTTI:=OFF}"
 : "${COMPILER_IS_GNUCXX:=OFF}"
 
-# Install dependency from YUM
-yum install -y mrzcpd-corei7
-yum install -y numactl-libs # required by mrzcpd
-yum install -y libibverbs   # required by mrzcpd
-yum install -y libfieldstat4-devel
-yum install -y tcpdump
-dnf install -y epel-release
-dnf install -y wireshark wireshark-cli
-dnf install -y libpcap-devel
-dnf install -y jq
-
-if [ $ASAN_OPTION ] && [ -f "/opt/rh/devtoolset-7/enable" ]; then
-  source /opt/rh/devtoolset-7/enable
-fi
-
 mkdir build || true
 cd build
 
@@ -56,17 +41,11 @@ cmake3 -DCMAKE_CXX_FLAGS=$CXX_FLAGS \
   -DCMAKE_INSTALL_PREFIX=$INSTALL_PREFIX \
   -DVERSION_DAILY_BUILD=$TESTING_VERSION_BUILD \
   ..
-make -j 4
-ctest --output-on-failure
+  
+make -j $NPROCESSORS
 
 if [ -n "${PACKAGE}" ]; then
   make package
   cp ~/rpm_upload_tools.py ./
   python3 rpm_upload_tools.py ${PULP3_REPO_NAME} ${PULP3_DIST_NAME} *.rpm
 fi
-
-if [ -n "${UPLOAD_SYMBOL_FILES}" ]; then
-  rpm -i stellar*debuginfo*.rpm
-  cp /usr/lib/debug/opt/tsg/stellar/bin/stellar*debug /tmp/stellar.debuginfo.${CI_COMMIT_SHORT_SHA}
-  sentry-cli upload-dif -t elf /tmp/stellar.debuginfo.${CI_COMMIT_SHORT_SHA}
-fi
diff --git a/deps/rbtree/rbtree.h b/deps/rbtree/rbtree.h
index 25bd4da..f474b68 100644
--- a/deps/rbtree/rbtree.h
+++ b/deps/rbtree/rbtree.h
@@ -342,7 +342,7 @@ rb_find_first(const void *key, const struct rb_root *tree,
 				match = node;
 			node = node->rb_left;
 		}
-		else if (c > 0)
+		else 
 		{
 			node = node->rb_right;
 		}
diff --git a/deps/toml/toml.cpp b/deps/toml/toml.cpp
index d8df2cd..fef21a1 100644
--- a/deps/toml/toml.cpp
+++ b/deps/toml/toml.cpp
@@ -2502,32 +2502,32 @@ int toml_rtos(toml_raw_t src, char **ret)
 
 toml_datum_t toml_string_at(const toml_array_t *arr, int idx)
 {
-  toml_datum_t ret;
-  memset(&ret, 0, sizeof(ret));
+  toml_datum_t ret={};
+  //memset(&ret, 0, sizeof(ret));
   ret.ok = (0 == toml_rtos(toml_raw_at(arr, idx), &ret.u.s));
   return ret;
 }
 
 toml_datum_t toml_bool_at(const toml_array_t *arr, int idx)
 {
-  toml_datum_t ret;
-  memset(&ret, 0, sizeof(ret));
+  toml_datum_t ret={};
+  //memset(&ret, 0, sizeof(ret));
   ret.ok = (0 == toml_rtob(toml_raw_at(arr, idx), &ret.u.b));
   return ret;
 }
 
 toml_datum_t toml_int_at(const toml_array_t *arr, int idx)
 {
-  toml_datum_t ret;
-  memset(&ret, 0, sizeof(ret));
+  toml_datum_t ret={};
+  //memset(&ret, 0, sizeof(ret));
   ret.ok = (0 == toml_rtoi(toml_raw_at(arr, idx), &ret.u.i));
   return ret;
 }
 
 toml_datum_t toml_double_at(const toml_array_t *arr, int idx)
 {
-  toml_datum_t ret;
-  memset(&ret, 0, sizeof(ret));
+  toml_datum_t ret={};
+  //memset(&ret, 0, sizeof(ret));
   ret.ok = (0 == toml_rtod(toml_raw_at(arr, idx), &ret.u.d));
   return ret;
 }
@@ -2535,8 +2535,8 @@ toml_datum_t toml_double_at(const toml_array_t *arr, int idx)
 toml_datum_t toml_timestamp_at(const toml_array_t *arr, int idx)
 {
   toml_timestamp_t ts;
-  toml_datum_t ret;
-  memset(&ret, 0, sizeof(ret));
+  toml_datum_t ret={};
+  //memset(&ret, 0, sizeof(ret));
   ret.ok = (0 == toml_rtots(toml_raw_at(arr, idx), &ts));
   if (ret.ok)
   {
@@ -2567,8 +2567,8 @@ toml_datum_t toml_timestamp_at(const toml_array_t *arr, int idx)
 
 toml_datum_t toml_string_in(const toml_table_t *arr, const char *key)
 {
-  toml_datum_t ret;
-  memset(&ret, 0, sizeof(ret));
+  toml_datum_t ret={};
+  //memset(&ret, 0, sizeof(ret));
   toml_raw_t raw = toml_raw_in(arr, key);
   if (raw)
   {
@@ -2579,24 +2579,24 @@ toml_datum_t toml_string_in(const toml_table_t *arr, const char *key)
 
 toml_datum_t toml_bool_in(const toml_table_t *arr, const char *key)
 {
-  toml_datum_t ret;
-  memset(&ret, 0, sizeof(ret));
+  toml_datum_t ret={};
+  //memset(&ret, 0, sizeof(ret));
   ret.ok = (0 == toml_rtob(toml_raw_in(arr, key), &ret.u.b));
   return ret;
 }
 
 toml_datum_t toml_int_in(const toml_table_t *arr, const char *key)
 {
-  toml_datum_t ret;
-  memset(&ret, 0, sizeof(ret));
+  toml_datum_t ret={};
+  //memset(&ret, 0, sizeof(ret));
   ret.ok = (0 == toml_rtoi(toml_raw_in(arr, key), &ret.u.i));
   return ret;
 }
 
 toml_datum_t toml_double_in(const toml_table_t *arr, const char *key)
 {
-  toml_datum_t ret;
-  memset(&ret, 0, sizeof(ret));
+  toml_datum_t ret={};
+  //memset(&ret, 0, sizeof(ret));
   ret.ok = (0 == toml_rtod(toml_raw_in(arr, key), &ret.u.d));
   return ret;
 }
@@ -2604,8 +2604,8 @@ toml_datum_t toml_double_in(const toml_table_t *arr, const char *key)
 toml_datum_t toml_timestamp_in(const toml_table_t *arr, const char *key)
 {
   toml_timestamp_t ts;
-  toml_datum_t ret;
-  memset(&ret, 0, sizeof(ret));
+  toml_datum_t ret={};
+  //memset(&ret, 0, sizeof(ret));
   ret.ok = (0 == toml_rtots(toml_raw_in(arr, key), &ts));
   if (ret.ok)
   {
diff --git a/src/packet_io/CMakeLists.txt b/src/packet_io/CMakeLists.txt
index a4a183a..b2e55fc 100644
--- a/src/packet_io/CMakeLists.txt
+++ b/src/packet_io/CMakeLists.txt
@@ -1,4 +1,4 @@
 add_library(packet_io dumpfile_io.cpp marsio_io.cpp lock_free_queue.cpp packet_io.cpp)
 target_include_directories(packet_io PUBLIC ${CMAKE_CURRENT_LIST_DIR})
 target_include_directories(packet_io PUBLIC ${CMAKE_SOURCE_DIR}/src/stellar)
-target_link_libraries(packet_io mrzcpd pcap packet)
\ No newline at end of file
+target_link_libraries(packet_io marsio pcap packet)
\ No newline at end of file
diff --git a/src/session/session_table.cpp b/src/session/session_table.cpp
index e396996..651ef60 100644
--- a/src/session/session_table.cpp
+++ b/src/session/session_table.cpp
@@ -166,7 +166,7 @@ void session_table_del(struct session_table *table, struct session *sess)
     HASH_DELETE(hh1, table->root_tuple6, sess);
     HASH_DELETE(hh2, table->root_tuple4, sess);
     HASH_DELETE(hh3, table->root_sessid, sess);
-    if (table->free_cb && sess)
+    if (table->free_cb)
     {
         table->free_cb(sess, table->arg);
     }
diff --git a/vendor/CMakeLists.txt b/vendor/CMakeLists.txt
index e0751a7..857bcb5 100644
--- a/vendor/CMakeLists.txt
+++ b/vendor/CMakeLists.txt
@@ -23,16 +23,3 @@ add_library(gmock STATIC IMPORTED GLOBAL)
 add_dependencies(gmock googletest)
 set_property(TARGET gmock PROPERTY IMPORTED_LOCATION ${INSTALL_DIR}/lib/libgmock.a)
 set_property(TARGET gmock PROPERTY INTERFACE_INCLUDE_DIRECTORIES ${INSTALL_DIR}/include)
-
-# MRZCPD
-set(MRZCPD_LIB_DIR /opt/tsg/mrzcpd/corei7/lib)
-set(MRZCPD_INCLUDE_DIR /opt/tsg/mrzcpd/corei7/include)
-
-add_library(mrzcpd SHARED IMPORTED GLOBAL)
-set_property(TARGET mrzcpd PROPERTY IMPORTED_LOCATION ${MRZCPD_LIB_DIR}/libmarsio.so)
-set_property(TARGET mrzcpd PROPERTY INTERFACE_INCLUDE_DIRECTORIES ${MRZCPD_INCLUDE_DIR})
-
-# FIELDSTAT
-add_library(fieldstat4 SHARED IMPORTED GLOBAL)
-set_property(TARGET fieldstat4 PROPERTY IMPORTED_LOCATION /opt/MESA/lib/libfieldstat4.so)
-set_property(TARGET fieldstat4 PROPERTY INTERFACE_INCLUDE_DIRECTORIES /opt/MESA/include)
\ No newline at end of file