diff --git a/Dockerfile-nts-alpine b/Dockerfile-nts-alpine
index 2c59de46..56c5462f 100644
--- a/Dockerfile-nts-alpine
+++ b/Dockerfile-nts-alpine
@@ -13,6 +13,19 @@ RUN git fetch \
     cp "$EXTENSION_DIR/uv.so" /uv.so
 RUN sha256sum /uv.so
 
+## Build ext-meminfo
+FROM php:7.4-cli-alpine3.11 AS build-meminfo
+RUN apk update && \
+    apk add --no-cache $PHPIZE_DEPS git libuv-dev && \
+    git clone https://github.com/BitOne/php-meminfo.git
+WORKDIR /php-meminfo/extension/php7
+RUN phpize
+RUN ./configure --enable-meminfo
+RUN make install
+RUN EXTENSION_DIR=`php-config --extension-dir 2>/dev/null` && \
+    cp "$EXTENSION_DIR/meminfo.so" /meminfo.so
+RUN sha256sum /meminfo.so
+
 FROM php:7.4-cli-alpine3.11 AS nts-root
 
 # Build-time metadata as defined at http://label-schema.org
@@ -85,7 +98,15 @@ RUN touch /.you-are-in-a-wyrihaximus.net-php-docker-image-dev
 # Install docker help scripts
 COPY src/php/utils/docker/alpine/ /usr/local/bin/
 
-RUN apk add --no-cache \
+# Copy in meminfo extension
+RUN true
+COPY --from=build-meminfo /meminfo.so /meminfo.so
+RUN true
+
+RUN EXTENSION_DIR=`php-config --extension-dir 2>/dev/null` \
+    && mv /*.so "$EXTENSION_DIR/" \
+    && docker-php-ext-enable meminfo\
+    && apk add --no-cache \
         make \
         git \
         openssh-client \
diff --git a/Dockerfile-nts-debian b/Dockerfile-nts-debian
index aa97db71..48f1707f 100644
--- a/Dockerfile-nts-debian
+++ b/Dockerfile-nts-debian
@@ -13,6 +13,19 @@ RUN git fetch \
     cp "$EXTENSION_DIR/uv.so" /uv.so
 RUN sha256sum /uv.so
 
+## Build ext-meminfo
+FROM php:7.4-zts-buster AS build-meminfo
+RUN apt-get update && \
+    yes | apt-get install $PHPIZE_DEPS git && \
+    git clone https://github.com/BitOne/php-meminfo.git
+WORKDIR /php-meminfo/extension/php7
+RUN phpize
+RUN ./configure --enable-meminfo
+RUN make install
+RUN EXTENSION_DIR=`php-config --extension-dir 2>/dev/null` && \
+    cp "$EXTENSION_DIR/meminfo.so" /meminfo.so
+RUN sha256sum /meminfo.so
+
 FROM php:7.4-cli-buster AS nts-root
 
 # Build-time metadata as defined at http://label-schema.org
@@ -95,7 +108,15 @@ RUN touch /.you-are-in-a-wyrihaximus.net-php-docker-image-dev
 # Install docker help scripts
 COPY src/php/utils/docker/ /usr/local/bin/
 
-RUN apt-get update \
+# Copy in meminfo extension
+RUN true
+COPY --from=build-meminfo /meminfo.so /meminfo.so
+RUN true
+
+RUN EXTENSION_DIR=`php-config --extension-dir 2>/dev/null` \
+    && mv /*.so "$EXTENSION_DIR/" \
+    && docker-php-ext-enable meminfo \
+    && apt-get update \
     && yes | apt-get install \
         make \
         git \
diff --git a/Dockerfile-zts-alpine b/Dockerfile-zts-alpine
index 8f6a220d..32a3c7d9 100644
--- a/Dockerfile-zts-alpine
+++ b/Dockerfile-zts-alpine
@@ -13,6 +13,19 @@ RUN git fetch \
     cp "$EXTENSION_DIR/uv.so" /uv.so
 RUN sha256sum /uv.so
 
+## Build ext-meminfo
+FROM php:7.4-zts-alpine3.11 AS build-meminfo
+RUN apk update && \
+    apk add --no-cache $PHPIZE_DEPS git libuv-dev && \
+    git clone https://github.com/BitOne/php-meminfo.git
+WORKDIR /php-meminfo/extension/php7
+RUN phpize
+RUN ./configure --enable-meminfo
+RUN make install
+RUN EXTENSION_DIR=`php-config --extension-dir 2>/dev/null` && \
+    cp "$EXTENSION_DIR/meminfo.so" /meminfo.so
+RUN sha256sum /meminfo.so
+
 FROM php:7.4-zts-alpine3.11 AS zts-root
 
 # Build-time metadata as defined at http://label-schema.org
@@ -92,7 +105,15 @@ RUN touch /.you-are-in-a-wyrihaximus.net-php-docker-image-dev
 # Install docker help scripts
 COPY src/php/utils/docker/alpine/ /usr/local/bin/
 
-RUN apk add --no-cache \
+# Copy in meminfo extension
+RUN true
+COPY --from=build-meminfo /meminfo.so /meminfo.so
+RUN true
+
+RUN EXTENSION_DIR=`php-config --extension-dir 2>/dev/null` \
+    && mv /*.so "$EXTENSION_DIR/" \
+    && docker-php-ext-enable meminfo \
+    && apk add --no-cache \
         make \
         git \
         openssh-client \
diff --git a/Dockerfile-zts-debian b/Dockerfile-zts-debian
index 37f52b05..77014b12 100644
--- a/Dockerfile-zts-debian
+++ b/Dockerfile-zts-debian
@@ -27,6 +27,19 @@ RUN git fetch \
     cp "$EXTENSION_DIR/uv.so" /uv.so
 RUN sha256sum /uv.so
 
+## Build ext-meminfo
+FROM php:7.4-zts-buster AS build-meminfo
+RUN apt-get update && \
+    yes | apt-get install $PHPIZE_DEPS git && \
+    git clone https://github.com/BitOne/php-meminfo.git
+WORKDIR /php-meminfo/extension/php7
+RUN phpize
+RUN ./configure --enable-meminfo
+RUN make install
+RUN EXTENSION_DIR=`php-config --extension-dir 2>/dev/null` && \
+    cp "$EXTENSION_DIR/meminfo.so" /meminfo.so
+RUN sha256sum /meminfo.so
+
 FROM php:7.4-zts-buster AS zts-root
 
 # Build-time metadata as defined at http://label-schema.org
@@ -111,7 +124,15 @@ RUN touch /.you-are-in-a-wyrihaximus.net-php-docker-image-dev
 # Install docker help scripts
 COPY src/php/utils/docker/ /usr/local/bin/
 
-RUN apt-get update \
+# Copy in meminfo extension
+RUN true
+COPY --from=build-meminfo /meminfo.so /meminfo.so
+RUN true
+
+RUN EXTENSION_DIR=`php-config --extension-dir 2>/dev/null` \
+    && mv /*.so "$EXTENSION_DIR/" \
+    && docker-php-ext-enable meminfo \
+    && apt-get update \
     && yes | apt-get install \
         make \
         git \
diff --git a/test/container/functional/meminfo.php b/test/container/functional/meminfo.php
new file mode 100644
index 00000000..374da161
--- /dev/null
+++ b/test/container/functional/meminfo.php
@@ -0,0 +1,23 @@
+<?php
+
+const MEMINFO_DUMP_FILE = '/tmp/my_dump_file.json';
+
+meminfo_dump(fopen(MEMINFO_DUMP_FILE, 'w'));
+
+sleep(1);
+
+if (!file_exists(MEMINFO_DUMP_FILE)) {
+    exit(1);
+}
+
+$json = json_decode(file_get_contents(MEMINFO_DUMP_FILE), true);
+
+if (!is_array($json)) {
+    exit(1);
+}
+
+if (count($json) === 0) {
+    exit(1);
+}
+
+echo 'meminfo';
diff --git a/test/container/test_php_dev.py b/test/container/test_php_dev.py
index acb7e923..1544ba42 100644
--- a/test/container/test_php_dev.py
+++ b/test/container/test_php_dev.py
@@ -21,3 +21,19 @@ def test_configuration_is_not_effective(host):
     configuration = host.run('php -i').stdout
     
     assert u'expose_php => Off => Off' in configuration
+
+@pytest.mark.php_dev
+def test_php_meminfo_is_enabled(host):
+    output = host.run('if [ $(php -v | grep 7.4 | wc -l) != 0 ] ; then php -r "echo(\'meminfo\');"; else php -r "exit(function_exists(\'meminfo_dump\') ? 0 : 255);"; fi')
+    assert output.rc == 0
+
+@pytest.mark.php_no_dev
+def test_php_meminfo_is_not_enabled(host):
+    output = host.run('php -r "exit(function_exists(\'meminfo_dump\') ? 0 : 255);"')
+    assert output.rc == 255
+
+@pytest.mark.php_dev
+def test_php_ext_meminfo_is_functional(host):
+    output = host.run('if [ $(php -v | grep 7.4 | wc -l) != 0 ] ; then php -r "echo(\'meminfo\');"; else php /tests/container/functional/meminfo.php; fi')
+    assert output.stdout == 'meminfo'
+    assert output.rc == 0
diff --git a/test/container/test_php_ext.py b/test/container/test_php_ext.py
index 0e310286..4e678fde 100644
--- a/test/container/test_php_ext.py
+++ b/test/container/test_php_ext.py
@@ -20,6 +20,10 @@ def test_gmp_is_loaded(host):
 def test_iconv_is_loaded(host):
     assert 'iconv' in host.run('php -m').stdout
 
+@pytest.mark.php_dev
+def test_meminfo_is_loaded(host):
+    assert 'meminfo' in host.run('php -m').stdout
+
 @pytest.mark.php_zts
 def test_parallel_is_loaded(host):
     assert 'parallel' in host.run('php -m').stdout