2020-04-20 15:15:51

by J. Bruce Fields

[permalink] [raw]
Subject: Re: about nfscache problem

On Mon, Apr 20, 2020 at 08:13:51AM +0000, Su, Yanjun wrote:
> At this time, the nfscache problem has not progressed for long time. Do we still need to follow it?
>
> The problem is as below
> The test commandline is as below:
> ./nfstest_cache --nfsversion=4 -e /nfsroot --server 192.168.102.143
> --client 192.168.102.142 --runtest acregmax_data --verbose all
>
> More detail info is here:
> https://linuxlists.cc/l/17/linux-nfs/t/3063683/(patch)_cache:_fix_test_script_as_delegation_being_introduced
>
> This patch adds compatible code for nfsv3 and nfsv4.
> When we test nfsv4, just use 'chmod' to recall delegation, then
> run the test. As 'chmod' will modify atime, so use 'noatime' mount option.
>
> After a discusion with you, a chmod is a reliable way to recall delegations.
>
> Can you contact mora and make a decision for it?

I don't have any better way to contact him than the address cc'd above.

Remind me what the problem is? How is the test failing?

--b.