Add update about resourcequota scaling

Signed-off-by: Jian Wang <[email protected]>

Author: w13915984028

docs/rancher/resource-quota.md

@@ -95,3 +95,17 @@ Please be aware of the following constrains of the automatic resizing of `Resour
 - After expanding `ResourceQuota`, potential resource contention may occur between non-VM pods and VM pods, leading to migration failures. Therefore, deploying custom container workloads and VMs to the same namespace is not recommended.
 - Due to the concurrent limitation of the webhook validator, the VM controller will execute a secondary validation to confirm resource sufficiency. If the resource is insufficient, it will auto config the VM's `RunStrategy` to `Halted`, and a new annotation `harvesterhci.io/insufficient-resource-quota` will be added to the VM object, informing you that the VM was shut down due to insufficient resources.
   ![](/img/v1.2/rancher/vm-annotation-insufficient-resource-quota.png)
+
+### Disable automatic adjustment of ResourceQuota during migration
+
+_Available as of v1.4.2_
+
+When a `ResourceQuota` has the annotation `harvesterhci.io/skipResourceQuotaAutoScaling: "true"`, Harvester stops the automatic adjustment on it.
+
+:::note
+
+This feature is useful for debugging, troubleshooting and so on. Set the annotation before the migration happens.
+
+If it is set after a migration has triggerred the scaling up, the scaling down will not be performed when the migration is done.
+
+:::

versioned_docs/version-v1.4/rancher/resource-quota.md

@@ -94,3 +94,17 @@ Please be aware of the following constrains of the automatic resizing of `Resour
 - After expanding `ResourceQuota`, potential resource contention may occur between non-VM pods and VM pods, leading to migration failures. Therefore, deploying custom container workloads and VMs to the same namespace is not recommended.
 - Due to the concurrent limitation of the webhook validator, the VM controller will execute a secondary validation to confirm resource sufficiency. If the resource is insufficient, it will auto config the VM's `RunStrategy` to `Halted`, and a new annotation `harvesterhci.io/insufficient-resource-quota` will be added to the VM object, informing you that the VM was shut down due to insufficient resources.
   ![](/img/v1.2/rancher/vm-annotation-insufficient-resource-quota.png)
+
+### Disable automatic adjustment of ResourceQuota during migration
+
+_Available as of v1.4.2_
+
+When a `ResourceQuota` has the annotation `harvesterhci.io/skipResourceQuotaAutoScaling: "true"`, Harvester stops the automatic adjustment on it.
+
+:::note
+
+This feature is useful for debugging, troubleshooting and so on. Set the annotation before the migration happens.
+
+If it is set after a migration has triggerred the scaling up, the scaling down will not be performed when the migration is done.
+
+:::