Merge pull request #44032 from sabrinajess/CNV16657

CNV-16657: Clarify namespace must gather information

Author: sjhala-ccs

modules/virt-must-gather-usage-targeted-vm-data.adoc

@@ -13,7 +13,7 @@ When you use the `must-gather` CLI tool to collect {VirtProductName} data, the v
 
 .Environment variables
 
-`NS=<namespace_name>`:: Gather virtual machine details from the namespace that you specify.
+`NS=<namespace_name>`:: Gather virtual machine information, including `virt-launcher` pod details, from the namespace that you specify. The `VirtualMachine` and `VirtualMachineInstance` CR data is collected for all namespaces.
 
 `VM=<vm_name>`:: Gather details about a particular virtual machine. To use this option, you must also specify a namespace by using the `NS` environment variable.
 
@@ -79,4 +79,4 @@ $ oc adm must-gather --image=registry.redhat.io/container-native-virtualization/
 [source,terminal,subs="attributes+"]
 ----
 $ oc adm must-gather --image=registry.redhat.io/container-native-virtualization/cnv-must-gather-rhel8:v{HCOVersion} -- gather_images
-----
+----