[lustre-discuss] getcwd() fails

[Leonardo Saavedra]

you have to upgrade your kernel to kernel-3.10.0-1127.8.2.el7.x86_64.

The getcwd issue was fixed in :

[...]
- [fs] vfs: close race between getcwd() and d_move() (Miklos Szeredi) 
[1631631]
[...]


Leo Saavedra
National Radio Astronomy Observatory
http://www.nrao.edu
+1-575-8357033

On 7/12/20 9:46 AM, 肖正刚 wrote:
> Hi, Alex
> Thanks for your suggestion.
> I did some tests this weekend and found that  may be intel mpi's or 
> vasp's issue.
> When I ran another version of vasp which compiled with intel mpi 2017 
> the error disappeared.
> Then，I switched to the original version of vasp，errors occured.
>
>
> Alex Zarochentsev <zamenator at gmail.com <mailto:zamenator at gmail.com>> 
> 于2020年7月10日周五 下午5:01写道：
>
>     Hello,
>
>
>     On Fri, Jul 10, 2020 at 11:28 AM 肖正刚 <guru.novice at gmail.com
>     <mailto:guru.novice at gmail.com>> wrote:
>
>         Hi all,
>
>         We run lustre 2.12.2(both server&clients) on CentOS 7.6, we
>         hits getcwd error when ran vasp.
>         Error message:
>         forrtl: severe (121): Cannot access current working directory
>         for unit 7, file "Unknown"
>         Image              PC                Routine           Line   
>             Source
>         vasp_std           0000000000D1CAC9  Unknown            
>          Unknown  Unknown
>         vasp_std           0000000000D36DCF  Unknown            
>          Unknown  Unknown
>         vasp_std           00000000007B2620  Unknown            
>          Unknown  Unknown
>         vasp_std           000000000086E57A  Unknown            
>          Unknown  Unknown
>         vasp_std           0000000000935DB1  Unknown            
>          Unknown  Unknown
>         vasp_std           0000000000AEE62D  Unknown            
>          Unknown  Unknown
>         vasp_std           0000000000BA6239  Unknown            
>          Unknown  Unknown
>         vasp_std           000000000040921E  Unknown            
>          Unknown  Unknown
>         libc-2.17.so <http://libc-2.17.so>  00002B7D2ABBA3D5 
>         __libc_start_main  Unknown  Unknown
>         vasp_std           0000000000409129  Unknown            
>          Unknown  Unknown
>
>         I can not find any errors about lustre in that client.
>         Any more , in mds&oss I can't find any errors about that client.
>
>         Any suggestions?
>
>
>
>     similar to
>     https://jira.whamcloud.com/browse/LU-12997 ?
>     the first comment in LU-12997 says it is a kernel bug.
>
>     Thanks,
>     Zam.
>
>
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>
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