diff --git a/platform/broadcom/docker-syncd-brcm-rpc/Dockerfile.j2 b/platform/broadcom/docker-syncd-brcm-rpc/Dockerfile.j2
index c70920274709..cc7c756f801c 100644
--- a/platform/broadcom/docker-syncd-brcm-rpc/Dockerfile.j2
+++ b/platform/broadcom/docker-syncd-brcm-rpc/Dockerfile.j2
@@ -50,7 +50,7 @@ RUN apt-get update \
 COPY supervisord.conf /etc/supervisor/conf.d/supervisord.conf
 COPY ptf_nn_agent.conf /etc/supervisor/conf.d/ptf_nn_agent.conf
 
-RUN sed -i 's/read/sysctl -w net.core.rmem_max=509430500 ; \/usr\/bin\/supervisord/' /usr/bin/start.sh
+RUN sed -i "/service rsyslog start/a sysctl -w net.core.rmem_max=509430500 ; \/usr\/bin\/supervisord" /usr/bin/start.sh
 
 ENTRYPOINT ["/bin/bash"]
 CMD ["/usr/bin/start.sh"]
diff --git a/platform/broadcom/docker-syncd-brcm-rpc/supervisord.conf b/platform/broadcom/docker-syncd-brcm-rpc/supervisord.conf
index 54296b8b254e..daf9de259d77 100644
--- a/platform/broadcom/docker-syncd-brcm-rpc/supervisord.conf
+++ b/platform/broadcom/docker-syncd-brcm-rpc/supervisord.conf
@@ -1,2 +1,2 @@
 [supervisord]
-nodaemon=true
+nodaemon=false
diff --git a/platform/cavium/docker-syncd-cavm-rpc/Dockerfile.j2 b/platform/cavium/docker-syncd-cavm-rpc/Dockerfile.j2
index 1df6dc7802dd..2688e37833e1 100644
--- a/platform/cavium/docker-syncd-cavm-rpc/Dockerfile.j2
+++ b/platform/cavium/docker-syncd-cavm-rpc/Dockerfile.j2
@@ -50,7 +50,7 @@ RUN apt-get update \
 COPY supervisord.conf /etc/supervisor/conf.d/supervisord.conf
 COPY ptf_nn_agent.conf /etc/supervisor/conf.d/ptf_nn_agent.conf
 
-RUN sed -i 's/read/sysctl -w net.core.rmem_max=509430500 ; \/usr\/bin\/supervisord/' /usr/bin/start.sh
+RUN sed -i "/service rsyslog start/a sysctl -w net.core.rmem_max=509430500 ; \/usr\/bin\/supervisord" /usr/bin/start.sh
 
 ENTRYPOINT ["/bin/bash"]
 CMD ["/usr/bin/start.sh"]
diff --git a/platform/cavium/docker-syncd-cavm-rpc/supervisord.conf b/platform/cavium/docker-syncd-cavm-rpc/supervisord.conf
index 54296b8b254e..daf9de259d77 100644
--- a/platform/cavium/docker-syncd-cavm-rpc/supervisord.conf
+++ b/platform/cavium/docker-syncd-cavm-rpc/supervisord.conf
@@ -1,2 +1,2 @@
 [supervisord]
-nodaemon=true
+nodaemon=false
diff --git a/platform/centec/docker-syncd-centec-rpc/Dockerfile.j2 b/platform/centec/docker-syncd-centec-rpc/Dockerfile.j2
index a0384c14f571..2199e85d85d1 100644
--- a/platform/centec/docker-syncd-centec-rpc/Dockerfile.j2
+++ b/platform/centec/docker-syncd-centec-rpc/Dockerfile.j2
@@ -50,7 +50,7 @@ RUN apt-get update \
 COPY supervisord.conf /etc/supervisor/conf.d/supervisord.conf
 COPY ptf_nn_agent.conf /etc/supervisor/conf.d/ptf_nn_agent.conf
 
-RUN sed -i 's/read/sysctl -w net.core.rmem_max=509430500 ; \/usr\/bin\/supervisord/' /usr/bin/start.sh
+RUN sed -i "/service rsyslog start/a sysctl -w net.core.rmem_max=509430500 ; \/usr\/bin\/supervisord" /usr/bin/start.sh
 
 ENTRYPOINT ["/bin/bash"]
 CMD ["/usr/bin/start.sh"]
diff --git a/platform/centec/docker-syncd-centec-rpc/supervisord.conf b/platform/centec/docker-syncd-centec-rpc/supervisord.conf
index 54296b8b254e..daf9de259d77 100644
--- a/platform/centec/docker-syncd-centec-rpc/supervisord.conf
+++ b/platform/centec/docker-syncd-centec-rpc/supervisord.conf
@@ -1,2 +1,2 @@
 [supervisord]
-nodaemon=true
+nodaemon=false
diff --git a/platform/mellanox/docker-syncd-mlnx-rpc/Dockerfile.j2 b/platform/mellanox/docker-syncd-mlnx-rpc/Dockerfile.j2
index c8b312b1c677..3a4b4784babd 100644
--- a/platform/mellanox/docker-syncd-mlnx-rpc/Dockerfile.j2
+++ b/platform/mellanox/docker-syncd-mlnx-rpc/Dockerfile.j2
@@ -50,7 +50,7 @@ RUN apt-get update \
 COPY supervisord.conf /etc/supervisor/conf.d/supervisord.conf
 COPY ptf_nn_agent.conf /etc/supervisor/conf.d/ptf_nn_agent.conf
 
-RUN sed -i 's/read/sysctl -w net.core.rmem_max=509430500 ; \/usr\/bin\/supervisord/' /usr/bin/start.sh
+RUN sed -i "/service rsyslog start/a sysctl -w net.core.rmem_max=509430500 ; \/usr\/bin\/supervisord" /usr/bin/start.sh
 
 ENTRYPOINT ["/bin/bash"]
 CMD ["/usr/bin/start.sh"]
diff --git a/platform/mellanox/docker-syncd-mlnx-rpc/supervisord.conf b/platform/mellanox/docker-syncd-mlnx-rpc/supervisord.conf
index 54296b8b254e..daf9de259d77 100644
--- a/platform/mellanox/docker-syncd-mlnx-rpc/supervisord.conf
+++ b/platform/mellanox/docker-syncd-mlnx-rpc/supervisord.conf
@@ -1,2 +1,2 @@
 [supervisord]
-nodaemon=true
+nodaemon=false