4 files changed, 14 insertions, 0 deletions
diff --git a/roles/etcd/defaults/main.yaml b/roles/etcd/defaults/main.yaml
index 3cc2bbb18..415affb1f 100644
--- a/roles/etcd/defaults/main.yaml
+++ b/roles/etcd/defaults/main.yaml
@@ -20,3 +20,6 @@ r_etcd_os_firewall_allow:
   port: "{{etcd_client_port}}/tcp"
 - service: etcd peering
   port: "{{ etcd_peer_port }}/tcp"
+
+# set the backend quota to 4GB by default
+etcd_quota_backend_bytes: 4294967296
diff --git a/roles/etcd/tasks/upgrade/upgrade_image.yml b/roles/etcd/tasks/upgrade/upgrade_image.yml
index cea95a1b3..24071f9ad 100644
--- a/roles/etcd/tasks/upgrade/upgrade_image.yml
+++ b/roles/etcd/tasks/upgrade/upgrade_image.yml
@@ -20,6 +20,11 @@
     regexp: "{{ current_image.stdout }}$"
     replace: "{{ new_etcd_image }}"
 
+- lineinfile:
+    destfile: "{{ etcd_conf_file }}"
+    regexp: '^ETCD_QUOTA_BACKEND_BYTES='
+    line: "ETCD_QUOTA_BACKEND_BYTES={{ etcd_quota_backend_bytes }}"
+
 - name: Restart etcd_container
   systemd:
     name: "{{ etcd_service }}"
diff --git a/roles/etcd/tasks/upgrade/upgrade_rpm.yml b/roles/etcd/tasks/upgrade/upgrade_rpm.yml
index 324b69605..505e28afb 100644
--- a/roles/etcd/tasks/upgrade/upgrade_rpm.yml
+++ b/roles/etcd/tasks/upgrade/upgrade_rpm.yml
@@ -19,6 +19,11 @@
     name: "{{ l_etcd_target_package }}"
     state: latest
 
+- lineinfile:
+    destfile: "{{ etcd_conf_file }}"
+    regexp: '^ETCD_QUOTA_BACKEND_BYTES='
+    line: "ETCD_QUOTA_BACKEND_BYTES={{ etcd_quota_backend_bytes }}"
+
 - name: Restart etcd
   service:
     name: "{{ etcd_service }}"
diff --git a/roles/etcd/templates/etcd.conf.j2 b/roles/etcd/templates/etcd.conf.j2
index 2c2803aee..8462bb4c8 100644
--- a/roles/etcd/templates/etcd.conf.j2
+++ b/roles/etcd/templates/etcd.conf.j2
@@ -45,6 +45,7 @@ ETCD_ADVERTISE_CLIENT_URLS={{ etcd_advertise_client_urls }}
 #ETCD_STRICT_RECONFIG_CHECK="false"
 #ETCD_AUTO_COMPACTION_RETENTION="0"
 #ETCD_ENABLE_V2="true"
+ETCD_QUOTA_BACKEND_BYTES={{ etcd_quota_backend_bytes }}
 
 #[proxy]
 #ETCD_PROXY=off