[CentOS] Slow performance with NFSv4.1 on CentOS 7.5 ?

[Jonathan Billings]

On Tue, May 07, 2019 at 03:00:54PM +0000, James Pearson wrote:
> We have a number of identical NFS clients mounting a server using 
> NFSv4.1 - server and clients are all running CentOS 7.5 (kernel 
> 3.10.0-862.14.4.el7.x86_64)

Have you updated to the supported CentOS7 kernel and NFS utilities?
There have been dozens of updates to the NFS code in the kernel since
the kernel you're running.

-- 
Jonathan Billings <billings at negate.org>