Merge pull request #4356 from nhosoi/mux_params-0

Merged by openshift-bot

roles/openshift_logging/README.md

@@ -55,6 +55,9 @@ When both `openshift_logging_install_logging` and `openshift_logging_upgrade_log
 - `openshift_logging_fluentd_use_journal`: NOTE: Fluentd will attempt to detect whether or not Docker is using the journald log driver when using the default of empty.
 - `openshift_logging_fluentd_journal_read_from_head`: If empty, Fluentd will use its internal default, which is false.
 - `openshift_logging_fluentd_hosts`: List of nodes that should be labeled for Fluentd to be deployed to. Defaults to ['--all'].
+- `openshift_logging_fluentd_buffer_queue_limit`: Buffer queue limit for Fluentd. Defaults to 1024.
+- `openshift_logging_fluentd_buffer_size_limit`: Buffer chunk limit for Fluentd. Defaults to 1m.
+
 
 - `openshift_logging_es_host`: The name of the ES service Fluentd should send logs to. Defaults to 'logging-es'.
 - `openshift_logging_es_port`: The port for the ES service Fluentd should sent its logs to. Defaults to '9200'.
@@ -155,3 +158,5 @@ Elasticsearch OPS too, if using an OPS cluster:
 - `openshift_logging_mux_namespaces`: Default `[]` - additional namespaces to
   create for _external_ mux clients to associate with their logs - users will
   need to set this
+- `openshift_logging_mux_buffer_queue_limit`: Default `[1024]` - Buffer queue limit for Mux.
+- `openshift_logging_mux_buffer_size_limit`: Default `[1m]` - Buffer chunk limit for Mux.

roles/openshift_logging/defaults/main.yml

@@ -76,6 +76,8 @@ openshift_logging_fluentd_use_journal: "{{ openshift_hosted_logging_use_journal
 openshift_logging_fluentd_journal_source: "{{ openshift_hosted_logging_journal_source | default('') }}"
 openshift_logging_fluentd_journal_read_from_head: "{{ openshift_hosted_logging_journal_read_from_head | default('') }}"
 openshift_logging_fluentd_hosts: ['--all']
+openshift_logging_fluentd_buffer_queue_limit: 1024
+openshift_logging_fluentd_buffer_size_limit: 1m
 
 openshift_logging_es_host: logging-es
 openshift_logging_es_port: 9200

roles/openshift_logging_fluentd/templates/fluentd.j2

@@ -93,6 +93,14 @@ spec:
           value: "{{ openshift_logging_fluentd_journal_source | default('') }}"
         - name: "JOURNAL_READ_FROM_HEAD"
           value: "{{ openshift_logging_fluentd_journal_read_from_head | lower }}"
+        - name: "BUFFER_QUEUE_LIMIT"
+          value: "{{ openshift_logging_fluentd_buffer_queue_limit }}"
+        - name: "BUFFER_SIZE_LIMIT"
+          value: "{{ openshift_logging_fluentd_buffer_size_limit }}"
+        - name: "FLUENTD_CPU_LIMIT"
+          value: "{{ openshift_logging_fluentd_cpu_limit }}"
+        - name: "FLUENTD_MEMORY_LIMIT"
+          value: "{{ openshift_logging_fluentd_memory_limit }}"
       volumes:
       - name: runlogjournal
         hostPath:

roles/openshift_logging_mux/defaults/main.yml

@@ -10,7 +10,9 @@ openshift_logging_mux_namespace: logging
 ### Common settings
 openshift_logging_mux_nodeselector: "{{ openshift_hosted_logging_mux_nodeselector_label | default('') | map_from_pairs }}"
 openshift_logging_mux_cpu_limit: 500m
-openshift_logging_mux_memory_limit: 1Gi
+openshift_logging_mux_memory_limit: 2Gi
+openshift_logging_mux_buffer_queue_limit: 1024
+openshift_logging_mux_buffer_size_limit: 1m
 
 openshift_logging_mux_replicas: 1
 

roles/openshift_logging_mux/templates/mux.j2

@@ -103,6 +103,14 @@ spec:
           value: "true"
         - name: MUX_ALLOW_EXTERNAL
           value: "{{ openshift_logging_mux_allow_external | default('false') }}"
+        - name: "BUFFER_QUEUE_LIMIT"
+          value: "{{ openshift_logging_mux_buffer_queue_limit }}"
+        - name: "BUFFER_SIZE_LIMIT"
+          value: "{{ openshift_logging_mux_buffer_size_limit }}"
+        - name: "MUX_CPU_LIMIT"
+          value: "{{ openshift_logging_mux_cpu_limit }}"
+        - name: "MUX_MEMORY_LIMIT"
+          value: "{{ openshift_logging_mux_memory_limit }}"
       volumes:
       - name: config
         configMap: