diff --git a/.github/workflows/publish-builder.yaml b/.github/workflows/publish-builder.yaml
index 3b54878280..2a02fcddd4 100644
--- a/.github/workflows/publish-builder.yaml
+++ b/.github/workflows/publish-builder.yaml
@@ -24,7 +24,7 @@ jobs:
     strategy:
       fail-fast: false
       matrix:
-        os: [ubuntu18.04, centos7]
+        os: [ubuntu18.04, ubuntu20.04, centos7]
     env:
       OS_NAME: ${{ matrix.os }}
     steps:
diff --git a/build/docker/builder/cpu/ubuntu20.04/Dockerfile b/build/docker/builder/cpu/ubuntu20.04/Dockerfile
new file mode 100644
index 0000000000..09c2275d39
--- /dev/null
+++ b/build/docker/builder/cpu/ubuntu20.04/Dockerfile
@@ -0,0 +1,63 @@
+# Copyright (C) 2019-2022 Zilliz. All rights reserved.
+#
+# Licensed 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.
+
+FROM milvusdb/openblas:ubuntu20.04-20220825-4feedf1
+
+RUN apt-get update && apt-get install -y --no-install-recommends wget curl ca-certificates gnupg2 && \
+    wget -qO- "https://cmake.org/files/v3.18/cmake-3.18.6-Linux-x86_64.tar.gz" | tar --strip-components=1 -xz -C /usr/local && \
+    apt-get update && apt-get install -y --no-install-recommends \
+    g++ gcc gfortran git make ccache libssl-dev zlib1g-dev libboost-regex-dev libboost-program-options-dev libboost-system-dev \
+    libboost-filesystem-dev libboost-serialization-dev python3-dev libboost-python-dev libcurl4-openssl-dev libtbb-dev clang-format-10 clang-tidy-10 lcov libtool m4 autoconf automake  && \
+    apt-get remove --purge -y && \
+    rm -rf /var/lib/apt/lists/*
+
+RUN apt-get update && apt-get install -y --no-install-recommends libzstd-dev
+
+# Install Go
+ENV GOPATH /go
+ENV GOROOT /usr/local/go
+ENV GO111MODULE on
+ENV PATH $GOPATH/bin:$GOROOT/bin:$PATH
+RUN mkdir -p /usr/local/go && wget -qO- "https://golang.org/dl/go1.18.3.linux-amd64.tar.gz" | tar --strip-components=1 -xz -C /usr/local/go && \
+    mkdir -p "$GOPATH/src" "$GOPATH/bin" && \
+    curl -sSfL https://raw.githubusercontent.com/golangci/golangci-lint/master/install.sh | sh -s -- -b ${GOPATH}/bin v1.46.2 && \
+    # export GO111MODULE=on && go get github.com/quasilyte/go-ruleguard/cmd/ruleguard@v0.2.1 && \
+    go install github.com/ramya-rao-a/go-outline@latest && \
+    go install golang.org/x/tools/gopls@latest && \
+    go install github.com/uudashr/gopkgs/v2/cmd/gopkgs@latest && \
+    go install github.com/go-delve/delve/cmd/dlv@latest && \
+    go install honnef.co/go/tools/cmd/staticcheck@2022.1 && \
+    go clean --modcache && \
+    chmod -R 777 "$GOPATH" && chmod -R a+w $(go env GOTOOLDIR)
+
+RUN ln -s /go/bin/dlv /go/bin/dlv-dap
+
+RUN apt-get update && apt-get install -y --no-install-recommends \
+    gdb gdbserver && \
+    apt-get remove --purge -y && \
+    rm -rf /var/lib/apt/lists/*
+
+RUN echo 'root:root' | chpasswd
+
+# refer: https://code.visualstudio.com/docs/remote/containers-advanced#_avoiding-extension-reinstalls-on-container-rebuild
+RUN mkdir -p /home/milvus/.vscode-server/extensions \
+        /home/milvus/.vscode-server-insiders/extensions \
+    && chmod -R 777 /home/milvus
+
+COPY --chown=0:0 build/docker/builder/entrypoint.sh /
+
+RUN wget -qO- "https://github.com/jeffoverflow/autouseradd/releases/download/1.2.0/autouseradd-1.2.0-amd64.tar.gz" | tar xz -C / --strip-components 1
+
+RUN wget -O /tini https://github.com/krallin/tini/releases/download/v0.19.0/tini && \
+    chmod +x /tini
+
+ENTRYPOINT [ "/tini", "--", "autouseradd", "--user", "milvus", "--", "/entrypoint.sh" ]
+CMD ["tail", "-f", "/dev/null"]
\ No newline at end of file
diff --git a/build/docker/milvus/ubuntu18.04/Dockerfile b/build/docker/milvus/ubuntu18.04/Dockerfile
index 42796a9d13..df5800cb70 100644
--- a/build/docker/milvus/ubuntu18.04/Dockerfile
+++ b/build/docker/milvus/ubuntu18.04/Dockerfile
@@ -1,4 +1,4 @@
-# Copyright (C) 2019-2020 Zilliz. All rights reserved.
+# Copyright (C) 2019-2022 Zilliz. All rights reserved.
 #
 # Licensed 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
diff --git a/build/docker/milvus/ubuntu20.04/Dockerfile b/build/docker/milvus/ubuntu20.04/Dockerfile
new file mode 100644
index 0000000000..2f006130bf
--- /dev/null
+++ b/build/docker/milvus/ubuntu20.04/Dockerfile
@@ -0,0 +1,42 @@
+# Copyright (C) 2019-2022 Zilliz. All rights reserved.
+#
+# Licensed 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.
+
+FROM milvusdb/openblas:ubuntu20.04-20220825-4feedf1 AS openblas
+
+#FROM alpine
+FROM ubuntu:ubuntu:focal-20220426
+
+RUN apt-get update && \
+    apt-get install -y --no-install-recommends libtbb-dev gfortran netcat iputils-ping ca-certificates && \
+    apt-get remove --purge -y && \
+    rm -rf /var/lib/apt/lists/*
+
+COPY --from=openblas /usr/lib/libopenblas-r0.3.9.so /usr/lib/
+
+RUN ln -s /usr/lib/libopenblas-r0.3.9.so /usr/lib/libopenblas.so.0 && \
+    ln -s /usr/lib/libopenblas.so.0 /usr/lib/libopenblas.so
+
+COPY ./bin/ /milvus/bin/
+
+COPY ./configs/ /milvus/configs/
+
+COPY ./lib/ /milvus/lib/
+
+ENV PATH=/milvus/bin:$PATH
+ENV LD_LIBRARY_PATH=/milvus/lib:$LD_LIBRARY_PATH:/usr/lib
+ENV LD_PRELOAD=/milvus/lib/libjemalloc.so
+
+# Add Tini
+ADD https://github.com/krallin/tini/releases/download/v0.19.0/tini /tini
+RUN chmod +x /tini
+ENTRYPOINT ["/tini", "--"]
+
+WORKDIR /milvus/
diff --git a/build/docker/openblas/ubuntu20.04/Dockerfile b/build/docker/openblas/ubuntu20.04/Dockerfile
new file mode 100644
index 0000000000..a82d49ce97
--- /dev/null
+++ b/build/docker/openblas/ubuntu20.04/Dockerfile
@@ -0,0 +1,19 @@
+FROM ubuntu:focal-20220426
+
+# pipefail is enabled for proper error detection in the `wget | apt-key add`
+# step
+SHELL ["/bin/bash", "-o", "pipefail", "-c"]
+
+ENV DEBIAN_FRONTEND noninteractive
+
+RUN apt-get update && apt-get install -y --no-install-recommends wget ca-certificates gnupg2 && \
+    apt-get update && apt-get install -y --no-install-recommends g++ gcc gfortran git make && \
+    apt-get remove --purge -y && \
+    rm -rf /var/lib/apt/lists/* && \
+    wget https://github.com/xianyi/OpenBLAS/archive/v0.3.9.tar.gz && \
+    tar zxvf v0.3.9.tar.gz && cd OpenBLAS-0.3.9 && \
+    make TARGET=CORE2 DYNAMIC_ARCH=1 DYNAMIC_OLDER=1 USE_THREAD=0 USE_OPENMP=0 FC=gfortran CC=gcc COMMON_OPT="-O3 -g -fPIC" FCOMMON_OPT="-O3 -g -fPIC -frecursive" NMAX="NUM_THREADS=128" LIBPREFIX="libopenblas" INTERFACE64=0 NO_STATIC=1 && \
+    make -j4 PREFIX=/usr NO_STATIC=1 install && \
+    cd .. && rm -rf OpenBLAS-0.3.9 && rm v0.3.9.tar.gz
+
+ENV LD_LIBRARY_PATH="$LD_LIBRARY_PATH:/usr/lib"