Results 7 comments of ihoukai

@boulos i tried nfs-ganesha V4-dev.44,the problem still exists; the client directly connects to the NFSD backend is fine. The log is below: [nfs-ganesha-log.tar.gz](https://github.com/nfs-ganesha/nfs-ganesha/files/5682376/nfs-ganesha-log.tar.gz)

@boulos nfs-ganesha V4-dev.44 PROXY_V3 is fine,PROXY_V4 has problem

@boulos I uploaded nfs-ganesha V4-dev.44 PROXY_V4 logs and nfsd logs [nfs-ganesha-v4-log.tar.gz](https://github.com/nfs-ganesha/nfs-ganesha/files/5686202/nfs-ganesha-v4-log.tar.gz) [nfsd-log.tar.gz](https://github.com/nfs-ganesha/nfs-ganesha/files/5686203/nfsd-log.tar.gz)

@boulos i need NFS v4.1 to my backend,Using Proxy V3 to install our K8S cluster, we found that Proxy V3 had file lock-related problems, causing the startup failure of Mariadb...

@boulos yes, i have statd ![ganesha-nfs-proxy-v3](https://user-images.githubusercontent.com/8035140/103328894-806ad680-4a95-11eb-9285-42ddd0a15ff9.png)

@boulos backend has rpc.statd ![backend-rpc](https://user-images.githubusercontent.com/8035140/103332188-19a0e980-4aa4-11eb-9c51-83181c3db1ba.png)