diff --git a/seichi-onp-k8s/manifests/seichi-kubernetes/app-templates/seichi-debug-minecraft-on-seichiassist-pr/templates/mariadb/configmap.yaml b/seichi-onp-k8s/manifests/seichi-kubernetes/app-templates/seichi-debug-minecraft-on-seichiassist-pr/templates/mariadb/configmap.yaml
index ffc1057bc..6460eac71 100644
--- a/seichi-onp-k8s/manifests/seichi-kubernetes/app-templates/seichi-debug-minecraft-on-seichiassist-pr/templates/mariadb/configmap.yaml
+++ b/seichi-onp-k8s/manifests/seichi-kubernetes/app-templates/seichi-debug-minecraft-on-seichiassist-pr/templates/mariadb/configmap.yaml
@@ -9,7 +9,8 @@ data:
     innodb_log_file_size = 256M
     innodb_flush_log_at_trx_commit = 2
     innodb_write_io_threads = 8
+    innodb_io_capacity = 1000
     max_allowed_packet = 256M
     slow_query_log = true
     slow_query_log-file = /var/log/mysql/mysql-slow.log
-    long_query_time = 0
+    long_query_time = 0.01
diff --git a/seichi-onp-k8s/manifests/seichi-kubernetes/apps/seichi-debug-minecraft/mariadb/mariadb.yaml b/seichi-onp-k8s/manifests/seichi-kubernetes/apps/seichi-debug-minecraft/mariadb/mariadb.yaml
index 43e0a2247..971234020 100644
--- a/seichi-onp-k8s/manifests/seichi-kubernetes/apps/seichi-debug-minecraft/mariadb/mariadb.yaml
+++ b/seichi-onp-k8s/manifests/seichi-kubernetes/apps/seichi-debug-minecraft/mariadb/mariadb.yaml
@@ -27,6 +27,15 @@ spec:
     accessModes:
       - ReadWriteOnce
 
+  myCnf: |
+    [mariadb]
+    innodb_buffer_pool_size = 1G
+    innodb_log_file_size = 256M
+    innodb_flush_log_at_trx_commit = 2
+    innodb_write_io_threads = 8
+    innodb_io_capacity = 1000
+    max_allowed_packet = 256M
+
   livenessProbe:
     exec:
       command:
diff --git a/seichi-onp-k8s/manifests/seichi-kubernetes/apps/seichi-minecraft/mariadb/mariadb.yaml b/seichi-onp-k8s/manifests/seichi-kubernetes/apps/seichi-minecraft/mariadb/mariadb.yaml
index 6cef68e77..a097e16de 100644
--- a/seichi-onp-k8s/manifests/seichi-kubernetes/apps/seichi-minecraft/mariadb/mariadb.yaml
+++ b/seichi-onp-k8s/manifests/seichi-kubernetes/apps/seichi-minecraft/mariadb/mariadb.yaml
@@ -27,6 +27,15 @@ spec:
     accessModes:
       - ReadWriteOnce
 
+  myCnf: |
+    [mariadb]
+    innodb_buffer_pool_size = 1G
+    innodb_log_file_size = 256M
+    innodb_flush_log_at_trx_commit = 2
+    innodb_write_io_threads = 8
+    innodb_io_capacity = 1000
+    max_allowed_packet = 256M
+
   livenessProbe:
     exec:
       command: