> I cant think of a good reason why your failover should be slower with TCP vs UDP except non-optimized configuration for your specific
> environment.
This describes the situation quite accurately and mirrors our own experience closely. It is not quite possible to transparently failover TCP...
OK, things being that way, I guess we have the following options:
1. Change to NFS over TCP
2. Download the debian kernel sources and recompile without NFS_DISABLE_UDP_SUPPORT (which of course entails maintaining the kernel package locally and tracking changes)
3. Keep running a kernel version <...
The title says it all really, I upgraded the first host on our cluster yesterday and discovered that NFS mounts were not available.
The NFS server is happily humming along, but the mounts were marked as offline.
Trying to mount by hand, resulted in :
# mount -v -t nfs...
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