diff --git a/doc/source/contributor/versions.rst b/doc/source/contributor/versions.rst
index da02236f84..2d9bdbac6f 100644
--- a/doc/source/contributor/versions.rst
+++ b/doc/source/contributor/versions.rst
@@ -47,7 +47,7 @@ information about package sources.
 .. _`Team RabbitMQ 'Cloudsmith' repo (Deb)`: https://www.rabbitmq.com/install-debian.html#apt-cloudsmith
 .. _`Team RabbitMQ 'Modern Erlang' PPA`: https://launchpad.net/~rabbitmq/+archive/ubuntu/rabbitmq-erlang
 .. _`Team RabbitMQ 'Cloudsmith' repo (RPM)`: https://www.rabbitmq.com/docs/install-rpm#cloudsmith
-.. _`openstack-kolla COPR`: https://copr.fedorainfracloud.org/coprs/g/openstack-kolla/rabbitmq-erlang/
+.. _`openstack-kolla COPR`: https://copr.fedorainfracloud.org/coprs/g/openstack-kolla/rabbitmq-erlang-26/
 
 .. _`Grafana install guide`: https://grafana.com/grafana/download?platform=linux&edition=oss
 .. _`MariaDB Community downloads`: https://mariadb.com/downloads/community/
diff --git a/docker/base/Dockerfile.j2 b/docker/base/Dockerfile.j2
index 1bb24ceb90..5aec1d230a 100644
--- a/docker/base/Dockerfile.j2
+++ b/docker/base/Dockerfile.j2
@@ -75,7 +75,8 @@ COPY dnf.conf /etc/dnf/dnf.conf
 
 {% elif base_arch == 'aarch64' %}
     {% set base_yum_repo_files = base_yum_repo_files + [
-        'copr-rabbitmq-erlang.repo',
+        'copr-rabbitmq-erlang-26.repo',
+        'copr-rabbitmq-erlang-27.repo',
     ] %}
 
 {#
diff --git a/docker/base/copr-rabbitmq-erlang.repo b/docker/base/copr-rabbitmq-erlang-26.repo
similarity index 65%
rename from docker/base/copr-rabbitmq-erlang.repo
rename to docker/base/copr-rabbitmq-erlang-26.repo
index 17df94d9d0..168748bb30 100644
--- a/docker/base/copr-rabbitmq-erlang.repo
+++ b/docker/base/copr-rabbitmq-erlang-26.repo
@@ -2,10 +2,10 @@
 # from https://github.com/rabbitmq/erlang-rpm/
 # Thanks to COPR we have aarch64 packages for Rocky Linux
 
-[copr-rabbitmq-erlang]
-name=openstack-kolla COPR with Erlang build for RabbitMQ
-baseurl=https://download.copr.fedorainfracloud.org/results/@openstack-kolla/rabbitmq-erlang/rhel-$releasever-aarch64/
+[copr-rabbitmq-erlang-26]
+name=openstack-kolla COPR with Erlang 26 build for RabbitMQ
+baseurl=https://download.copr.fedorainfracloud.org/results/@openstack-kolla/rabbitmq-erlang-26/rhel-$releasever-aarch64/
 gpgcheck=1
 enabled=0
-gpgkey=https://download.copr.fedorainfracloud.org/results/@openstack-kolla/rabbitmq-erlang/pubkey.gpg
+gpgkey=https://download.copr.fedorainfracloud.org/results/@openstack-kolla/rabbitmq-erlang-26/pubkey.gpg
 repo_gpgcheck=0
diff --git a/docker/base/copr-rabbitmq-erlang-27.repo b/docker/base/copr-rabbitmq-erlang-27.repo
new file mode 100644
index 0000000000..a146d604d2
--- /dev/null
+++ b/docker/base/copr-rabbitmq-erlang-27.repo
@@ -0,0 +1,11 @@
+# NOTE(hrw): this repository contains rebuild of Erlang package from RabbitMQ team
+# from https://github.com/rabbitmq/erlang-rpm/
+# Thanks to COPR we have aarch64 packages for Rocky Linux
+
+[copr-rabbitmq-erlang-27]
+name=openstack-kolla COPR with Erlang 27 build for RabbitMQ
+baseurl=https://download.copr.fedorainfracloud.org/results/@openstack-kolla/rabbitmq-erlang-27/rhel-$releasever-aarch64/
+gpgcheck=1
+enabled=0
+gpgkey=https://download.copr.fedorainfracloud.org/results/@openstack-kolla/rabbitmq-erlang-27/pubkey.gpg
+repo_gpgcheck=0
diff --git a/docker/base/mariadb.repo b/docker/base/mariadb.repo
index 4c03f4f404..07d97ef205 100644
--- a/docker/base/mariadb.repo
+++ b/docker/base/mariadb.repo
@@ -1,6 +1,6 @@
 [mariadb]
 name = MariaDB Server
-baseurl = https://dlm.mariadb.com/repo/mariadb-server/10.11.11/yum/rhel/$releasever/$basearch
+baseurl = https://dlm.mariadb.com/repo/mariadb-server/10.11/yum/rhel/$releasever/$basearch
 gpgcheck = 1
 enabled = 0
 module_hotfixes = 1
diff --git a/docker/base/set_configs.py b/docker/base/set_configs.py
index ab5b8c68bd..80c32e5077 100644
--- a/docker/base/set_configs.py
+++ b/docker/base/set_configs.py
@@ -68,6 +68,10 @@ class ConfigFileCommandDiffers(ExitingException):
     pass
 
 
+class StateMismatch(ExitingException):
+    pass
+
+
 class ConfigFile(object):
 
     def __init__(self, source, dest, owner=None, perm=None, optional=False,
@@ -583,6 +587,56 @@ def execute_command_check(config):
 
 
 def execute_config_check(config):
+    """Check configuration state consistency and validate config file entries.
+
+    This function compares the current config file destinations from the
+    provided config dictionary with those stored in the defaults state file.
+    If any destinations are found in the state file but not in the config,
+    a StateMismatch exception is raised. These missing files would otherwise
+    be restored or removed depending on their backup state.
+
+    After validating consistency, the function performs standard checks on
+    each declared configuration file, including content, permissions, and
+    ownership validation.
+
+    Args:
+        config (dict): The configuration dictionary containing 'config_files'
+        entries as expected by Kolla.
+
+    Raises:
+        StateMismatch: If there are entries in the defaults state not present
+        in the provided config.
+    """
+    state = get_defaults_state()
+
+    # Build a set of all current destination paths from config.json
+    # If the destination is a directory, we append the
+    # basename of the source
+    current_dests = {
+        entry['dest'] if not entry['dest'].endswith('/') else
+        os.path.join(entry['dest'], os.path.basename(entry['source']))
+        for entry in config.get('config_files', [])
+        if entry.get('dest')
+    }
+
+    # Detect any paths that are present in the state file but
+    # missing from config.json.
+    # These would be either restored (if state[dest] has a backup)
+    # or removed (if dest is null)
+    removed_dests = [
+        path for path in state.keys()
+        if path not in current_dests
+    ]
+
+    if removed_dests:
+        raise StateMismatch(
+            f"The following config files are tracked in state but missing "
+            f"from config.json. "
+            f"They would be restored or removed: {sorted(removed_dests)}"
+        )
+
+    # Perform the regular content, permissions, and ownership
+    # checks on the declared files
     for data in config.get('config_files', []):
         config_file = ConfigFile(**data)
         config_file.check()
diff --git a/kolla/template/repos.yaml b/kolla/template/repos.yaml
index f733afca3c..efeedd5e2d 100644
--- a/kolla/template/repos.yaml
+++ b/kolla/template/repos.yaml
@@ -23,7 +23,8 @@ centos-aarch64:
   crb: "crb"
   docker-ce: "docker-ce"
   epel: "epel"
-  erlang: "copr-rabbitmq-erlang"
+  erlang-26: "copr-rabbitmq-erlang-26"
+  erlang-27: "copr-rabbitmq-erlang-27"
   extras: "extras"
   fluentd: "fluent-package-lts"
   grafana: "grafana"
@@ -72,7 +73,7 @@ debian:
     component: "stable"
     gpg_key: "influxdb.asc"
   mariadb:
-    url: "https://dlm.mariadb.com/repo/mariadb-server/10.11.11/repo/debian"
+    url: "https://dlm.mariadb.com/repo/mariadb-server/10.11/repo/debian"
     suite: "bookworm"
     component: "main"
     gpg_key: "mariadb.gpg"
@@ -129,7 +130,7 @@ debian-aarch64:
     component: "stable"
     gpg_key: "influxdb.asc"
   mariadb:
-    url: "https://dlm.mariadb.com/repo/mariadb-server/10.11.11/repo/debian"
+    url: "https://dlm.mariadb.com/repo/mariadb-server/10.11/repo/debian"
     suite: "bookworm"
     component: "main"
     gpg_key: "mariadb.gpg"
@@ -181,7 +182,8 @@ rocky-aarch64:
   crb: "crb"
   docker-ce: "docker-ce"
   epel: "epel"
-  erlang: "copr-rabbitmq-erlang"
+  erlang-26: "copr-rabbitmq-erlang-26"
+  erlang-27: "copr-rabbitmq-erlang-27"
   extras: "extras"
   fluentd: "fluent-package-lts"
   grafana: "grafana"
@@ -203,12 +205,12 @@ ubuntu:
     gpg_key: "docker-ce.asc"
   erlang-26:
     url: "https://ppa.launchpadcontent.net/rabbitmq/rabbitmq-erlang-26/ubuntu"
-    suite: "jammy"
+    suite: "noble"
     component: "main"
     gpg_key: "erlang-ppa.gpg"
   erlang-27:
     url: "https://ppa.launchpadcontent.net/rabbitmq/rabbitmq-erlang-27/ubuntu"
-    suite: "jammy"
+    suite: "noble"
     component: "main"
     gpg_key: "erlang-ppa.gpg"
   fluentd:
@@ -228,7 +230,7 @@ ubuntu:
     component: "stable"
     gpg_key: "influxdb.asc"
   mariadb:
-    url: "https://dlm.mariadb.com/repo/mariadb-server/10.11.11/repo/ubuntu"
+    url: "https://dlm.mariadb.com/repo/mariadb-server/10.11/repo/ubuntu"
     suite: "noble"
     component: "main"
     gpg_key: "mariadb.gpg"
@@ -261,12 +263,12 @@ ubuntu-aarch64:
     gpg_key: "docker-ce.asc"
   erlang-26:
     url: "https://ppa.launchpadcontent.net/rabbitmq/rabbitmq-erlang-26/ubuntu"
-    suite: "jammy"
+    suite: "noble"
     component: "main"
     gpg_key: "erlang-ppa.gpg"
   erlang-27:
     url: "https://ppa.launchpadcontent.net/rabbitmq/rabbitmq-erlang-27/ubuntu"
-    suite: "jammy"
+    suite: "noble"
     component: "main"
     gpg_key: "erlang-ppa.gpg"
   fluentd:
@@ -286,7 +288,7 @@ ubuntu-aarch64:
     component: "stable"
     gpg_key: "influxdb.asc"
   mariadb:
-    url: "https://dlm.mariadb.com/repo/mariadb-server/10.11.11/repo/ubuntu"
+    url: "https://dlm.mariadb.com/repo/mariadb-server/10.11/repo/ubuntu"
     suite: "noble"
     component: "main"
     gpg_key: "mariadb.gpg"
diff --git a/releasenotes/notes/bug-2114173-70d0b815a42ae239.yaml b/releasenotes/notes/bug-2114173-70d0b815a42ae239.yaml
new file mode 100644
index 0000000000..29349be97f
--- /dev/null
+++ b/releasenotes/notes/bug-2114173-70d0b815a42ae239.yaml
@@ -0,0 +1,6 @@
+---
+fixes:
+  - |
+    Fixes set_configs.py not detecting removed config files
+    during --check, which prevented container restart when
+    needed. `LP#2114173 <https://launchpad.net/bugs/2114173>`__
diff --git a/releasenotes/notes/erlang-aarch64-versioned-repos-9b1d2c8b8b7a.yaml b/releasenotes/notes/erlang-aarch64-versioned-repos-9b1d2c8b8b7a.yaml
new file mode 100644
index 0000000000..e535af4cfd
--- /dev/null
+++ b/releasenotes/notes/erlang-aarch64-versioned-repos-9b1d2c8b8b7a.yaml
@@ -0,0 +1,5 @@
+---
+upgrade:
+  - |
+    Switches Erlang RPMs on aarch64 to a versioned Erlang 26 or 27 repository,
+    due to Fedora COPR not supporting multiple package versions in one repo.
diff --git a/tests/test_set_config.py b/tests/test_set_config.py
index 3b528e4459..6f3f39c746 100644
--- a/tests/test_set_config.py
+++ b/tests/test_set_config.py
@@ -875,3 +875,47 @@ def test_handle_defaults_state_exist_config_restored(
 
         # Verify that the updated state was saved
         mock_set_defaults_state.assert_called_once_with(expected_state)
+
+
+class ExecuteConfigCheckStateMismatchTest(base.BaseTestCase):
+
+    @mock.patch.object(set_configs, 'get_defaults_state')
+    def test_execute_config_check_raises_state_mismatch(
+        self, mock_get_defaults_state
+    ):
+        """Test execute_config_check() when state has extra config file.
+
+        This test simulates the scenario where the state file contains
+        a destination that no longer exists in config.json. It verifies:
+        - get_defaults_state() returns a state with an extra entry.
+        - execute_config_check() raises StateMismatch when config.json
+          omits a tracked destination.
+        """
+        config = {
+            "command": "/bin/true",
+            "config_files": [
+                {
+                    "source": "/etc/foo/foo.conf",
+                    "dest": "/etc/foo/foo.conf",
+                    "owner": "user1",
+                    "perm": "0644"
+                }
+            ]
+        }
+
+        mock_get_defaults_state.return_value = {
+            "/etc/foo/foo.conf": {
+                "source": "/etc/foo/foo.conf",
+                "preserve_properties": True,
+                "dest": "/etc/kolla/defaults/etc/foo/foo.conf"
+            },
+            "/etc/old/obsolete.conf": {
+                "source": "/etc/old/obsolete.conf",
+                "preserve_properties": True,
+                "dest": "/etc/kolla/defaults/etc/old/obsolete.conf"
+            }
+        }
+
+        self.assertRaises(set_configs.StateMismatch,
+                          set_configs.execute_config_check,
+                          config)