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deploy: modify nfs daemonset to use cephcsi nfs nodeserver

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This commit makes modification to nfs daemonset to use
nfs nodeserver. `nfs.NetNamespaceFilePath` example is
added.

Signed-off-by: Rakshith R <rar@redhat.com>
This commit is contained in:
Rakshith R
2022-07-26 16:02:40 +05:30
committed by mergify[bot]
parent 3d3c029471
commit 48d66d6cfd
4 changed files with 116 additions and 129 deletions
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6
examples/README.md
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@ -52,15 +52,15 @@ option `clusterID`, can now be created on the cluster.
## Running CephCSI with pod networking
The current problem with Pod Networking, is when a CephFS/RBD volume is mounted
in a pod using Ceph CSI and then the CSI CephFS/RBD plugin is restarted or
The current problem with Pod Networking, is when a CephFS/RBD/NFS volume is mounted
in a pod using Ceph CSI and then the CSI CephFS/RBD/NFS plugin is restarted or
terminated (e.g. by restarting or deleting its DaemonSet), all operations on
the volume become blocked, even after restarting the CSI pods.
The only workaround is to restart the node where the Ceph CSI plugin pod was
restarted. This can be mitigated by running the `rbd map`/`mount -t` commands
in a different network namespace which does not get deleted when the CSI
CephFS/RBD plugin is restarted or terminated.
CephFS/RBD/NFS plugin is restarted or terminated.
If someone wants to run the CephCSI with the pod networking they can still do
by setting the `netNamespaceFilePath`. If this path is set CephCSI will execute