diff --git a/hadoop-ozone/dev-support/checks/acceptance.sh b/hadoop-ozone/dev-support/checks/acceptance.sh
index 8de920ff9e5..4a50e089eee 100755
--- a/hadoop-ozone/dev-support/checks/acceptance.sh
+++ b/hadoop-ozone/dev-support/checks/acceptance.sh
@@ -14,6 +14,10 @@
 # See the License for the specific language governing permissions and
 # limitations under the License.
 DIR="$( cd "$( dirname "${BASH_SOURCE[0]}" )" >/dev/null 2>&1 && pwd )"
+cd "$DIR/../../.." || exit 1
+
 export HADOOP_VERSION=3
-"$DIR/../../../hadoop-ozone/dist/target/ozone-*-SNAPSHOT/compose/test-all.sh"
+OZONE_VERSION=$(grep "<ozone.version>" "$DIR/../../pom.xml" | sed 's/<[^>]*>//g'|  sed 's/^[ \t]*//')
+cd "$DIR/../../dist/target/ozone-$OZONE_VERSION/compose" || exit 1
+./test-all.sh
 exit $?
diff --git a/hadoop-ozone/dev-support/checks/author.sh b/hadoop-ozone/dev-support/checks/author.sh
index 43caa7081f0..d5a469cca16 100755
--- a/hadoop-ozone/dev-support/checks/author.sh
+++ b/hadoop-ozone/dev-support/checks/author.sh
@@ -13,10 +13,16 @@
 # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 # See the License for the specific language governing permissions and
 # limitations under the License.
-mkdir -p ./target
-grep -r --include="*.java" "@author" .
-if [ $? -gt 0 ]; then
+DIR="$( cd "$( dirname "${BASH_SOURCE[0]}" )" >/dev/null 2>&1 && pwd )"
+cd "$DIR/../../.." || exit 1
+
+#hide this tring to not confuse yetus
+AUTHOR="uthor"
+AUTHOR="@a${AUTHOR}"
+
+grep -r --include="*.java" "$AUTHOR" .
+if grep -r --include="*.java" "$AUTHOR" .; then
   exit 0
 else
-  exit -1
+  exit 1
 fi
diff --git a/hadoop-ozone/dev-support/checks/build.sh b/hadoop-ozone/dev-support/checks/build.sh
index 6a7811ecd7c..11973301b27 100755
--- a/hadoop-ozone/dev-support/checks/build.sh
+++ b/hadoop-ozone/dev-support/checks/build.sh
@@ -13,6 +13,9 @@
 # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 # See the License for the specific language governing permissions and
 # limitations under the License.
+DIR="$( cd "$( dirname "${BASH_SOURCE[0]}" )" >/dev/null 2>&1 && pwd )"
+cd "$DIR/../../.." || exit 1
+
 export MAVEN_OPTS="-Xmx4096m"
-mvn -am -pl :hadoop-ozone-dist -P hdds -Dmaven.javadoc.skip=true -DskipTests clean install
+mvn -B -f pom.ozone.xml -Dmaven.javadoc.skip=true -DskipTests clean install
 exit $?
diff --git a/hadoop-ozone/dev-support/checks/checkstyle.sh b/hadoop-ozone/dev-support/checks/checkstyle.sh
index 0d80fbce2c7..c4de5288238 100755
--- a/hadoop-ozone/dev-support/checks/checkstyle.sh
+++ b/hadoop-ozone/dev-support/checks/checkstyle.sh
@@ -13,11 +13,17 @@
 # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 # See the License for the specific language governing permissions and
 # limitations under the License.
-mvn -fn checkstyle:check -am -pl :hadoop-ozone-dist -Phdds
+DIR="$( cd "$( dirname "${BASH_SOURCE[0]}" )" >/dev/null 2>&1 && pwd )"
+cd "$DIR/../../.." || exit 1
+
+mvn -B -fn checkstyle:check -f pom.ozone.xml
+
+#Print out the exact violations with parsing XML results with sed
+find "." -name checkstyle-errors.xml -print0  | xargs -0 sed  '$!N; /<file.*\n<\/file/d;P;D' | sed '/<\/.*/d;/<checkstyle.*/d;s/<error.*line="\([[:digit:]]*\)".*message="\([^"]\+\).*/ \1: \2/;s/<file name="\([^"]*\)".*/\1/;/<\?xml.*>/d'
 
 violations=$(grep -r error --include checkstyle-errors.xml .| wc -l)
 if [[ $violations -gt 0 ]]; then
     echo "There are $violations checkstyle violations"
-    exit -1
+    exit 1
 fi
 exit 0
diff --git a/hadoop-ozone/dev-support/checks/findbugs.sh b/hadoop-ozone/dev-support/checks/findbugs.sh
index 13284929b27..545ad9fd7d4 100755
--- a/hadoop-ozone/dev-support/checks/findbugs.sh
+++ b/hadoop-ozone/dev-support/checks/findbugs.sh
@@ -13,6 +13,8 @@
 # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 # See the License for the specific language governing permissions and
 # limitations under the License.
+DIR="$( cd "$( dirname "${BASH_SOURCE[0]}" )" >/dev/null 2>&1 && pwd )"
+cd "$DIR/../../.." || exit 1
 
 FINDBUGS_ALL_FILE=./target/findbugs-all.txt
 
@@ -20,15 +22,15 @@ mkdir -p ./target
 rm "$FINDBUGS_ALL_FILE" || true
 touch "$FINDBUGS_ALL_FILE"
 
-mvn -fn findbugs:check -Dfindbugs.failOnError=false  -am -pl :hadoop-ozone-dist -Phdds
+mvn -B compile -fn findbugs:check -Dfindbugs.failOnError=false  -f pom.ozone.xml
 
-find hadoop-ozone -name findbugsXml.xml | xargs -n1 convertXmlToText | tee -a "${FINDBUGS_ALL_FILE}"
-find hadoop-hdds -name findbugsXml.xml | xargs -n1 convertXmlToText | tee -a "${FINDBUGS_ALL_FILE}"
+find hadoop-ozone -name findbugsXml.xml -print0 | xargs -0 -n1 convertXmlToText | tee -a "${FINDBUGS_ALL_FILE}"
+find hadoop-hdds -name findbugsXml.xml -print0  | xargs -0 -n1 convertXmlToText | tee -a "${FINDBUGS_ALL_FILE}"
 
-bugs=$(cat "$FINDBUGS_ALL_FILE" | wc -l)
+bugs=$(wc -l < "$FINDBUGS_ALL_FILE")
 
 if [[ ${bugs} -gt 0 ]]; then
-   exit -1
+   exit 1
 else
    exit 0
 fi
diff --git a/hadoop-ozone/dev-support/checks/integration.sh b/hadoop-ozone/dev-support/checks/integration.sh
new file mode 100755
index 00000000000..1aea3d10c18
--- /dev/null
+++ b/hadoop-ozone/dev-support/checks/integration.sh
@@ -0,0 +1,28 @@
+#!/usr/bin/env bash
+# Licensed to the Apache Software Foundation (ASF) under one or more
+# contributor license agreements.  See the NOTICE file distributed with
+# this work for additional information regarding copyright ownership.
+# The ASF licenses this file to You under the Apache License, Version 2.0
+# (the "License"); you may not use this file except in compliance with
+# the License.  You may obtain a copy of the License at
+#
+#     http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+DIR="$( cd "$( dirname "${BASH_SOURCE[0]}" )" >/dev/null 2>&1 && pwd )"
+cd "$DIR/../../.." || exit 1
+
+export MAVEN_OPTS="-Xmx4096m"
+mvn -B install -f pom.ozone.xml -DskipTests
+mvn -B -fn test -f pom.ozone.xml -pl :hadoop-ozone-integration-test,:hadoop-ozone-filesystem
+module_failed_tests=$(find "." -name 'TEST*.xml' -print0 \
+    | xargs -0 -n1 "grep" -l -E "<failure|<error"\
+    | awk -F/ '{sub("'"TEST-JUNIT_TEST_OUTPUT_DIR"'",""); sub(".xml",""); print $NF}')
+if [[ -n "${module_failed_tests}" ]] ; then
+    exit 1
+fi
+exit 0
diff --git a/hadoop-ozone/dev-support/checks/isolation.sh b/hadoop-ozone/dev-support/checks/isolation.sh
index c8f2c628b0d..12802350d29 100755
--- a/hadoop-ozone/dev-support/checks/isolation.sh
+++ b/hadoop-ozone/dev-support/checks/isolation.sh
@@ -13,12 +13,15 @@
 # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 # See the License for the specific language governing permissions and
 # limitations under the License.
-hadooplines=$(git diff --name-only HEAD~1..HEAD | grep -v hadoop-ozone | grep -v hadoop-hdds | wc -l )
+DIR="$( cd "$( dirname "${BASH_SOURCE[0]}" )" >/dev/null 2>&1 && pwd )"
+cd "$DIR/../../.." || exit 1
+
+hadooplines=$(git diff --name-only HEAD~1..HEAD | grep -v hadoop-ozone | grep -c -v hadoop-hdds  )
 if [ "$hadooplines" == "0" ]; then
   echo "Only ozone/hdds subprojects are changed"
   exit 0
 else
   echo "Main hadoop projects are changed in an ozone patch."
   echo "Please do it in a HADOOP/HDFS patch and test it with hadoop precommit tests"
-  exit -1
+  exit 1
 fi
diff --git a/hadoop-ozone/dev-support/checks/rat.sh b/hadoop-ozone/dev-support/checks/rat.sh
index aadb251a294..68ca56ed60e 100755
--- a/hadoop-ozone/dev-support/checks/rat.sh
+++ b/hadoop-ozone/dev-support/checks/rat.sh
@@ -13,12 +13,21 @@
 # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 # See the License for the specific language governing permissions and
 # limitations under the License.
+DIR="$( cd "$( dirname "${BASH_SOURCE[0]}" )" >/dev/null 2>&1 && pwd )"
+cd "$DIR/../../.." || exit 1
 
 mkdir -p target
-rm target/rat-aggregated.txt
-mvn -fn org.apache.rat:apache-rat-plugin:0.13:check -am -pl :hadoop-ozone-dist -Phdds
-grep -r --include=rat.txt "!????" | tee ./target/rat-aggregated.txt
+REPORT_FILE="$DIR/../../../target/rat-aggretaged.txt"
+mkdir -p "$(dirname "$REPORT_FILE")"
+
+cd hadoop-hdds || exit 1
+mvn -B -fn org.apache.rat:apache-rat-plugin:0.13:check
+cd ../hadoop-ozone || exit 1
+mvn -B -fn org.apache.rat:apache-rat-plugin:0.13:check
+
+cd "$DIR/../../.." || exit 1
+grep -r --include=rat.txt "!????" | tee "$REPORT_FILE"
 if [ "$(cat target/rat-aggregated.txt)" ]; then
-   exit -1
+   exit 1
 fi
 
diff --git a/hadoop-ozone/dev-support/checks/shellcheck.sh b/hadoop-ozone/dev-support/checks/shellcheck.sh
new file mode 100755
index 00000000000..1284acd2e51
--- /dev/null
+++ b/hadoop-ozone/dev-support/checks/shellcheck.sh
@@ -0,0 +1,28 @@
+#!/usr/bin/env bash
+# Licensed to the Apache Software Foundation (ASF) under one or more
+# contributor license agreements.  See the NOTICE file distributed with
+# this work for additional information regarding copyright ownership.
+# The ASF licenses this file to You under the Apache License, Version 2.0
+# (the "License"); you may not use this file except in compliance with
+# the License.  You may obtain a copy of the License at
+#
+#     http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+DIR="$( cd "$( dirname "${BASH_SOURCE[0]}" )" >/dev/null 2>&1 && pwd )"
+cd "$DIR/../../.." || exit 1
+
+OUTPUT_FILE="$DIR/../../../target/shell-problems.txt"
+mkdir -p "$(dirname "$OUTPUT_FILE")"
+echo "" > "$OUTPUT_FILE"
+find "./hadoop-hdds" -type f -executable | grep -v target | grep -v node_modules | grep -v py | xargs -n1 shellcheck  | tee "$OUTPUT_FILE"
+find "./hadoop-ozone" -type f -executable | grep -v target | grep -v node_modules | grep -v py | xargs -n1 shellcheck  | tee "$OUTPUT_FILE"
+
+
+if [ "$(cat "$OUTPUT_FILE")" ]; then
+   exit 1
+fi
diff --git a/hadoop-ozone/dev-support/checks/unit.sh b/hadoop-ozone/dev-support/checks/unit.sh
index d839f227c2b..1c6f2e99fad 100755
--- a/hadoop-ozone/dev-support/checks/unit.sh
+++ b/hadoop-ozone/dev-support/checks/unit.sh
@@ -14,11 +14,11 @@
 # See the License for the specific language governing permissions and
 # limitations under the License.
 export MAVEN_OPTS="-Xmx4096m"
-mvn -fn test -am -pl :hadoop-ozone-dist -P hdds
-module_failed_tests=$(find "." -name 'TEST*.xml'\
-    | xargs "grep" -l -E "<failure|<error"\
+mvn -fn test -f pom.ozone.xml -pl \!:hadoop-ozone-integration-test,\!:hadoop-ozone-filesystem
+module_failed_tests=$(find "." -name 'TEST*.xml' -print0 \
+    | xargs -n1 -0 "grep" -l -E "<failure|<error"\
     | awk -F/ '{sub("'"TEST-JUNIT_TEST_OUTPUT_DIR"'",""); sub(".xml",""); print $NF}')
 if [[ -n "${module_failed_tests}" ]] ; then
-    exit -1
+    exit 1
 fi
 exit 0