diff --git a/cassandra/Dockerfile b/cassandra/Dockerfile
index 2562fc1..e183fec 100644
--- a/cassandra/Dockerfile
+++ b/cassandra/Dockerfile
@@ -25,7 +25,7 @@ RUN source /os-release && \
 RUN mkdir /os_core_install
 COPY --from=clearlinux/os-core:latest / /os_core_install/
 RUN cd / && \
-    find os_core_install | sed -e 's/os_core_install/install_root/' | xargs rm -d || true
+    find os_core_install | sed -e 's/os_core_install/install_root/' | xargs rm -d &> /dev/null || true
 
 FROM clearlinux/os-core:latest
 MAINTAINER wang.jue@intel.com
diff --git a/cgit/Dockerfile b/cgit/Dockerfile
index df59377..ebe9c11 100644
--- a/cgit/Dockerfile
+++ b/cgit/Dockerfile
@@ -25,7 +25,7 @@ RUN source /os-release && \
 RUN mkdir /os_core_install
 COPY --from=clearlinux/os-core:latest / /os_core_install/
 RUN cd / && \
-    find os_core_install | sed -e 's/os_core_install/install_root/' | xargs rm -d || true
+    find os_core_install | sed -e 's/os_core_install/install_root/' | xargs rm -d &> /dev/null || true
 
 FROM clearlinux/httpd:latest
 
diff --git a/elasticsearch/Dockerfile b/elasticsearch/Dockerfile
index 482fcce..a14ea6c 100644
--- a/elasticsearch/Dockerfile
+++ b/elasticsearch/Dockerfile
@@ -26,7 +26,7 @@ RUN source /os-release && \
 RUN mkdir /os_core_install
 COPY --from=clearlinux/os-core:latest / /os_core_install/
 RUN cd / && \
-    find os_core_install | sed -e 's/os_core_install/install_root/' | xargs rm -d || true
+    find os_core_install | sed -e 's/os_core_install/install_root/' | xargs rm -d &> /dev/null || true
 
 FROM clearlinux/os-core:latest
 
diff --git a/flink/Dockerfile b/flink/Dockerfile
index 62d25f3..df23304 100644
--- a/flink/Dockerfile
+++ b/flink/Dockerfile
@@ -26,7 +26,7 @@ RUN source /os-release && \
 RUN mkdir /os_core_install
 COPY --from=clearlinux/os-core:latest / /os_core_install/
 RUN cd / && \
-    find os_core_install | sed -e 's/os_core_install/install_root/' | xargs rm -d || true
+    find os_core_install | sed -e 's/os_core_install/install_root/' | xargs rm -d &> /dev/null || true
 
 
 FROM clearlinux/os-core:latest
diff --git a/golang/Dockerfile b/golang/Dockerfile
index 1a840c0..8fa94e1 100644
--- a/golang/Dockerfile
+++ b/golang/Dockerfile
@@ -26,7 +26,7 @@ RUN source /os-release && \
 RUN mkdir /os_core_install
 COPY --from=clearlinux/os-core:latest / /os_core_install/
 RUN cd / && \
-    find os_core_install | sed -e 's/os_core_install/install_root/' | xargs rm -d || true
+    find os_core_install | sed -e 's/os_core_install/install_root/' | xargs rm -d &> /dev/null || true
 
 FROM clearlinux/os-core:latest
 
diff --git a/haproxy/Dockerfile b/haproxy/Dockerfile
index 351f5dc..33f54f7 100644
--- a/haproxy/Dockerfile
+++ b/haproxy/Dockerfile
@@ -26,7 +26,7 @@ RUN source /os-release && \
 RUN mkdir /os_core_install
 COPY --from=clearlinux/os-core:latest / /os_core_install/
 RUN cd / && \
-    find os_core_install | sed -e 's/os_core_install/install_root/' | xargs rm -d || true
+    find os_core_install | sed -e 's/os_core_install/install_root/' | xargs rm -d &> /dev/null || true
 
 
 FROM clearlinux/os-core:latest
diff --git a/httpd/Dockerfile b/httpd/Dockerfile
index b6f9b1b..928e822 100644
--- a/httpd/Dockerfile
+++ b/httpd/Dockerfile
@@ -25,7 +25,7 @@ RUN source /os-release && \
 RUN mkdir /os_core_install
 COPY --from=clearlinux/os-core:latest / /os_core_install/
 RUN cd / && \
-    find os_core_install | sed -e 's/os_core_install/install_root/' | xargs rm -d || true
+    find os_core_install | sed -e 's/os_core_install/install_root/' | xargs rm -d &> /dev/null || true
 
 FROM clearlinux/os-core:latest
 MAINTAINER qi.zheng@intel.com
diff --git a/iperf/Dockerfile b/iperf/Dockerfile
index 2d949e6..2839ebf 100644
--- a/iperf/Dockerfile
+++ b/iperf/Dockerfile
@@ -26,7 +26,7 @@ RUN source /os-release && \
 RUN mkdir /os_core_install
 COPY --from=clearlinux/os-core:latest / /os_core_install/
 RUN cd / && \
-    find os_core_install | sed -e 's/os_core_install/install_root/' | xargs rm -d || true
+    find os_core_install | sed -e 's/os_core_install/install_root/' | xargs rm -d &> /dev/null || true
 
 
 FROM clearlinux/os-core:latest
diff --git a/mariadb/Dockerfile b/mariadb/Dockerfile
index 8ab2cee..b6d4cb7 100644
--- a/mariadb/Dockerfile
+++ b/mariadb/Dockerfile
@@ -27,7 +27,7 @@ RUN source /os-release && \
 RUN mkdir /os_core_install
 COPY --from=clearlinux/os-core:latest / /os_core_install/
 RUN cd / && \
-    find os_core_install | sed -e 's/os_core_install/install_root/' | xargs rm -d || true
+    find os_core_install | sed -e 's/os_core_install/install_root/' | xargs rm -d &> /dev/null || true
 
 FROM clearlinux/os-core:latest
 MAINTAINER qi.zheng@intel.com
diff --git a/memcached/Dockerfile b/memcached/Dockerfile
index 0d30045..63bd9b4 100644
--- a/memcached/Dockerfile
+++ b/memcached/Dockerfile
@@ -25,7 +25,7 @@ RUN source /os-release && \
 RUN mkdir /os_core_install
 COPY --from=clearlinux/os-core:latest / /os_core_install/
 RUN cd / && \
-    find os_core_install | sed -e 's/os_core_install/install_root/' | xargs rm -d || true
+    find os_core_install | sed -e 's/os_core_install/install_root/' | xargs rm -d &> /dev/null || true
 
 FROM clearlinux/os-core:latest
 MAINTAINER qi.zheng@intel.com
diff --git a/nginx/Dockerfile b/nginx/Dockerfile
index 3d16111..19e899e 100644
--- a/nginx/Dockerfile
+++ b/nginx/Dockerfile
@@ -25,7 +25,7 @@ RUN source /os-release && \
 RUN mkdir /os_core_install
 COPY --from=clearlinux/os-core:latest / /os_core_install/
 RUN cd / && \
-    find os_core_install | sed -e 's/os_core_install/install_root/' | xargs rm -d || true
+    find os_core_install | sed -e 's/os_core_install/install_root/' | xargs rm -d &> /dev/null || true
 
 FROM clearlinux/os-core:latest
 MAINTAINER bin.yang@intel.com
diff --git a/node/Dockerfile b/node/Dockerfile
index e5c232d..dda50bd 100644
--- a/node/Dockerfile
+++ b/node/Dockerfile
@@ -26,7 +26,7 @@ RUN source /os-release && \
 RUN mkdir /os_core_install
 COPY --from=clearlinux/os-core:latest / /os_core_install/
 RUN cd / && \
-    find os_core_install | sed -e 's/os_core_install/install_root/' | xargs rm -d || true
+    find os_core_install | sed -e 's/os_core_install/install_root/' | xargs rm -d &> /dev/null || true
 
 
 FROM clearlinux/os-core:latest
diff --git a/openjdk/Dockerfile b/openjdk/Dockerfile
index c289fa2..4f703cf 100644
--- a/openjdk/Dockerfile
+++ b/openjdk/Dockerfile
@@ -26,7 +26,7 @@ RUN source /os-release && \
 RUN mkdir /os_core_install
 COPY --from=clearlinux/os-core:latest / /os_core_install/
 RUN cd / && \
-    find os_core_install | sed -e 's/os_core_install/install_root/' | xargs rm -d || true
+    find os_core_install | sed -e 's/os_core_install/install_root/' | xargs rm -d &> /dev/null || true
 
 
 FROM clearlinux/os-core:latest
diff --git a/perl/Dockerfile b/perl/Dockerfile
index db2dd78..99b9be3 100644
--- a/perl/Dockerfile
+++ b/perl/Dockerfile
@@ -26,7 +26,7 @@ RUN source /os-release && \
 RUN mkdir /os_core_install
 COPY --from=clearlinux/os-core:latest / /os_core_install/
 RUN cd / && \
-    find os_core_install | sed -e 's/os_core_install/install_root/' | xargs rm -d || true
+    find os_core_install | sed -e 's/os_core_install/install_root/' | xargs rm -d &> /dev/null || true
 
 FROM clearlinux/os-core:latest
 
diff --git a/php-fpm/Dockerfile b/php-fpm/Dockerfile
index 7b95fe5..e772088 100644
--- a/php-fpm/Dockerfile
+++ b/php-fpm/Dockerfile
@@ -26,7 +26,7 @@ RUN source /os-release && \
 RUN mkdir /os_core_install
 COPY --from=clearlinux/os-core:latest / /os_core_install/
 RUN cd / && \
-    find os_core_install | sed -e 's/os_core_install/install_root/' | xargs rm -d || true
+    find os_core_install | sed -e 's/os_core_install/install_root/' | xargs rm -d &> /dev/null || true
 
 
 FROM clearlinux/os-core:latest
diff --git a/php/Dockerfile b/php/Dockerfile
index a93fa46..e4bfa4e 100644
--- a/php/Dockerfile
+++ b/php/Dockerfile
@@ -26,7 +26,7 @@ RUN source /os-release && \
 RUN mkdir /os_core_install
 COPY --from=clearlinux/os-core:latest / /os_core_install/
 RUN cd / && \
-    find os_core_install | sed -e 's/os_core_install/install_root/' | xargs rm -d || true
+    find os_core_install | sed -e 's/os_core_install/install_root/' | xargs rm -d &> /dev/null || true
 
 
 FROM clearlinux/os-core:latest
diff --git a/postgres/Dockerfile b/postgres/Dockerfile
index c3ec0b4..920a435 100644
--- a/postgres/Dockerfile
+++ b/postgres/Dockerfile
@@ -26,7 +26,7 @@ RUN source /os-release && \
 RUN mkdir /os_core_install
 COPY --from=clearlinux/os-core:latest / /os_core_install/
 RUN cd / && \
-    find os_core_install | sed -e 's/os_core_install/install_root/' | xargs rm -d || true
+    find os_core_install | sed -e 's/os_core_install/install_root/' | xargs rm -d &> /dev/null || true
 
 FROM clearlinux/os-core:latest
 
diff --git a/python/Dockerfile b/python/Dockerfile
index cbda610..4363941 100644
--- a/python/Dockerfile
+++ b/python/Dockerfile
@@ -26,7 +26,7 @@ RUN source /os-release && \
 RUN mkdir /os_core_install
 COPY --from=clearlinux/os-core:latest / /os_core_install/
 RUN cd / && \
-    find os_core_install | sed -e 's/os_core_install/install_root/' | xargs rm -d || true
+    find os_core_install | sed -e 's/os_core_install/install_root/' | xargs rm -d &> /dev/null || true
 
 
 FROM clearlinux/os-core:latest
diff --git a/rabbitmq/Dockerfile b/rabbitmq/Dockerfile
index 65714c2..8f91196 100644
--- a/rabbitmq/Dockerfile
+++ b/rabbitmq/Dockerfile
@@ -26,7 +26,7 @@ RUN source /os-release && \
 RUN mkdir /os_core_install
 COPY --from=clearlinux/os-core:latest / /os_core_install/
 RUN cd / && \
-    find os_core_install | sed -e 's/os_core_install/install_root/' | xargs rm -d || true
+    find os_core_install | sed -e 's/os_core_install/install_root/' | xargs rm -d &> /dev/null || true
 
 FROM clearlinux/os-core:latest
 
diff --git a/redis/Dockerfile b/redis/Dockerfile
index fb23ea3..bfebb45 100644
--- a/redis/Dockerfile
+++ b/redis/Dockerfile
@@ -25,7 +25,7 @@ RUN source /os-release && \
 RUN mkdir /os_core_install
 COPY --from=clearlinux/os-core:latest / /os_core_install/
 RUN cd / && \
-    find os_core_install | sed -e 's/os_core_install/install_root/' | xargs rm -d || true
+    find os_core_install | sed -e 's/os_core_install/install_root/' | xargs rm -d &> /dev/null || true
 
 FROM clearlinux/os-core:latest
 MAINTAINER qi.zheng@intel.com
diff --git a/ruby/Dockerfile b/ruby/Dockerfile
index b51b7a3..9d1115b 100644
--- a/ruby/Dockerfile
+++ b/ruby/Dockerfile
@@ -26,7 +26,7 @@ RUN source /os-release && \
 RUN mkdir /os_core_install
 COPY --from=clearlinux/os-core:latest / /os_core_install/
 RUN cd / && \
-    find os_core_install | sed -e 's/os_core_install/install_root/' | xargs rm -d || true
+    find os_core_install | sed -e 's/os_core_install/install_root/' | xargs rm -d &> /dev/null || true
 
 FROM clearlinux/os-core:latest
 
diff --git a/tensorflow/Dockerfile b/tensorflow/Dockerfile
index f5052b3..46277df 100644
--- a/tensorflow/Dockerfile
+++ b/tensorflow/Dockerfile
@@ -26,7 +26,7 @@ RUN source /os-release && \
 RUN mkdir /os_core_install
 COPY --from=clearlinux/os-core:latest / /os_core_install/
 RUN cd / && \
-    find os_core_install | sed -e 's/os_core_install/install_root/' | xargs rm -d || true
+    find os_core_install | sed -e 's/os_core_install/install_root/' | xargs rm -d &> /dev/null || true
 
 
 FROM clearlinux/os-core:latest