Re: some problems about nfs mount

[Kinglong Mee <kinglongmee@gmail.com>]

On 3/14/2017 13:41, Kinglong Mee wrote:
> On 3/14/2017 11:52, Houlinfei wrote:
>> hi Kinglong:
>> There has no firewall. While my client system is Ubuntu 14.04, it's ok.
>> There has problem on ubuntu12.04 system. But if I add a parameter sec=sys, it is also ok. Such as, #mount -t nfs -o sec=sys 193.168.70.26:/root/hh /mnt/uu
>> But when my mount command line t is #mount -t nfs 193.168.70.26:/root/hh /mnt/uu   it fail.
>> There is some client fail log:
> 
> The ubuntu12.04 system contains an old kernel, the problem should be a bug in that kernel.
> I don't have an old kernel as ubuntu12.04 system, so I don't check the code.
> 
> Can you have a try with the following patch ?
> Your can get more information from the comments in the patch.
> 
> Commit 4580a92d4 ("NFS: Use server-recommended security flavor by default"),
> https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=4580a92d4
> 

Sorry, please ignore the above comments.
I don't think it's useful, I will find an ubuntu12.04 and have a check.	

thanks,
Kinglong Mee