diff --git a/charts/appscode-otel-stack/README.md b/charts/appscode-otel-stack/README.md
index 072746f..a25cf5a 100644
--- a/charts/appscode-otel-stack/README.md
+++ b/charts/appscode-otel-stack/README.md
@@ -96,6 +96,7 @@ The following table lists the configurable parameters of the `appscode-otel-stac
 | opentelemetry-kube-stack.collectors.daemon.presets.hostMetrics.enabled                                               |                                                                   | <code>false</code>                                                                                       |
 | opentelemetry-kube-stack.collectors.daemon.presets.kubeletMetrics.enabled                                            |                                                                   | <code>false</code>                                                                                       |
 | opentelemetry-kube-stack.collectors.daemon.presets.kubernetesAttributes.enabled                                      |                                                                   | <code>true</code>                                                                                        |
+| opentelemetry-kube-stack.collectors.daemon.presets.clusterMetrics.enabled                                            |                                                                   | <code>false</code>                                                                                       |
 | opentelemetry-kube-stack.collectors.cluster.resources.limits.memory                                                  |                                                                   | <code>2Gi</code>                                                                                         |
 | opentelemetry-kube-stack.collectors.cluster.resources.requests.cpu                                                   |                                                                   | <code>200m</code>                                                                                        |
 | opentelemetry-kube-stack.collectors.cluster.resources.requests.memory                                                |                                                                   | <code>768Mi</code>                                                                                       |
@@ -117,6 +118,9 @@ The following table lists the configurable parameters of the `appscode-otel-stac
 | opentelemetry-kube-stack.collectors.cluster.config.processors.transform/tenant.error_mode                            |                                                                   | <code>ignore</code>                                                                                      |
 | opentelemetry-kube-stack.collectors.cluster.config.processors.batch/tenant.send_batch_size                           |                                                                   | <code>256</code>                                                                                         |
 | opentelemetry-kube-stack.collectors.cluster.config.processors.batch/tenant.send_batch_max_size                       |                                                                   | <code>512</code>                                                                                         |
+| opentelemetry-kube-stack.collectors.cluster.config.processors.batch/logs.send_batch_size                             |                                                                   | <code>5000</code>                                                                                        |
+| opentelemetry-kube-stack.collectors.cluster.config.processors.batch/logs.send_batch_max_size                         |                                                                   | <code>10000</code>                                                                                       |
+| opentelemetry-kube-stack.collectors.cluster.config.processors.batch/logs.timeout                                     |                                                                   | <code>5s</code>                                                                                          |
 | opentelemetry-kube-stack.collectors.cluster.config.exporters.debug.verbosity                                         |                                                                   | <code>detailed</code>                                                                                    |
 | opentelemetry-kube-stack.collectors.cluster.config.exporters.prometheusremotewrite.endpoint                          | endpoint: "https://10.2.0.187:8443/api/v1/receive"                | <code>"https://prom-label-proxy.monitoring.svc.cluster.local:10001/api/v1/receive"</code>                |
 | opentelemetry-kube-stack.collectors.cluster.config.exporters.prometheusremotewrite.timeout                           |                                                                   | <code>30s</code>                                                                                         |
diff --git a/charts/appscode-otel-stack/values.yaml b/charts/appscode-otel-stack/values.yaml
index e05af33..f3c73c8 100644
--- a/charts/appscode-otel-stack/values.yaml
+++ b/charts/appscode-otel-stack/values.yaml
@@ -147,6 +147,11 @@ opentelemetry-kube-stack:
           enabled: false
         kubernetesAttributes:
           enabled: true
+        # k8s_cluster metrics carry pod/namespace only as resource attributes, which
+        # prometheusremotewrite drops, so all series collapse and Thanos rejects them
+        # as duplicates. kube-state-metrics already provides these metrics.
+        clusterMetrics:
+          enabled: false
 
     cluster:
       hostAliases:
@@ -242,6 +247,10 @@ opentelemetry-kube-stack:
             send_batch_max_size: 512
             metadata_keys:
               - tenant-id
+          batch/logs:
+            send_batch_size: 5000
+            send_batch_max_size: 10000
+            timeout: 5s
         exporters:
           debug:
             verbosity: detailed
@@ -295,7 +304,7 @@ opentelemetry-kube-stack:
           extensions: [headers_setter]
           pipelines:
             logs:
-              processors: [memory_limiter]
+              processors: [memory_limiter, batch/logs]
               receivers: [otlp]
               exporters: [clickhouse]
             metrics: