On 2015-09-23 17:56:30 +0200, Peter Ludikovsky wrote: > When mounted as NFS3 over UDP: > - ---- > root@lab1# echo foo > file1 > root@lab1# cp file1 file2 > > root@lab2# cat file2 > foo > > root@lab1# time mv file1 file2 > real 0m0.004s > user 0m0.000s > sys 0m0.000s > - ---- > > Same with NFS4 over TCP: > root@lab1# time mv file1 file2 > real 0m0.005s > user 0m0.000s > sys 0m0.000s > > Any special mount options or export options you might be using?
Here this is NFS4 over TCP: filer.lip.ens-lyon.fr:/export/home/vlefevre on /home/vlefevre type nfs4 (rw,nosuid,relatime,vers=4.0,rsize=1048576,wsize=1048576,namlen=255,hard,proto=tcp,port=0,timeo=600,retrans=2,sec=sys,clientaddr=140.77.14.11,local_lock=none,addr=140.77.14.5) Is there any other information I could get? -- Vincent Lefèvre <vinc...@vinc17.net> - Web: <https://www.vinc17.net/> 100% accessible validated (X)HTML - Blog: <https://www.vinc17.net/blog/> Work: CR INRIA - computer arithmetic / AriC project (LIP, ENS-Lyon)