Update.

memgraph · Nov 22, 2024 · 0d4e611 · 0d4e611
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Showing 3 changed files with 8 additions and 2 deletions.
diff --git a/charts/memgraph/README.md b/charts/memgraph/README.md
@@ -78,7 +78,8 @@ The following table lists the configurable parameters of the Memgraph chart and
 | `probes.startup.failureThreshold`           | Failure threshold for startup probe                                                                                              | `30`                                   |
 | `nodeSelectors`                             | Node selectors for pod. Left empty by default.                                                                                   | `{}`                                   |
 | `customQueryModules`                        | List of custom Query modules that should be mounted to Memgraph Pod                                                              | `[]`                                   |
-
+| `sysctlInitContainer.enabled`               | Enable the init container to set sysctl parameters                                                                               | `true`                                 |
+| `sysctlInitContainer.maxMapCount`           | Value for `vm.max_map_count` to be set by the init container                                                                     | `262144`                               |
 **Note:** It's often recommended not to specify default resources and leave it as a conscious choice for the user. If you want to specify resources, uncomment the following lines in your `values.yaml`, adjust them as necessary:
 
 ```yaml

diff --git a/charts/memgraph/templates/statefulset.yaml b/charts/memgraph/templates/statefulset.yaml
@@ -72,7 +72,7 @@ spec:
         {{- if .Values.sysctlInitContainer.enabled }}
         - name: init-sysctl
           image: busybox
-          command: ['sh', '-c', 'sysctl -w vm.max_map_count=65530']
+          command: ['sh', '-c', 'sysctl -w vm.max_map_count={{ .Values.sysctlInitContainer.maxMapCount }}']
           securityContext:
             privileged: true
             runAsUser: 0

diff --git a/charts/memgraph/values.yaml b/charts/memgraph/values.yaml
@@ -147,5 +147,10 @@ customQueryModules: []
 #   file: ""
 
 
+# If you are experiencing issues with the sysctlInitContainer, you can disable it here.
+# This is made to increase the max_map_count, necessary for high memory loads in Memgraph
+# If you are experiencing crashing pod with the: Max virtual memory areas vm.max_map_count is too low
+# you can increase the maxMapCount value.
 sysctlInitContainer:
   enabled: true
+  maxMapCount: 262144