Correction: > Problem: > -------- > I can change all kerberos flavors modifications on default and tcp0, > tcp21 and get indication on MDS server showing the changes ONLY for default and tcp0 (not tcp21).
On Thu, 29 Jul 2010, Josephine Palencia wrote: > > Hello, > > I set up 3 lustre networks for the following: > > tcp0 for kerberized connections lustre 2.0 > tcp21 for no kerberos auth connections to lustre 2.0 > tcp18 for no kerberos auth connections to lustre 1.83 > > Below are the kerb specifications by network: > > Secure RPC Config Rules: > BEER.srpc.flavor.tcp=krb5p > BEER.srpc.flavor.tcp21=null > BEER.srpc.flavor.default=krb5n > > The name of the lustre filesystem is /beer. > > youngs.beer.psc.edu on tcp0 > youngs-145.beer.psc.edu on tcp21 > > [r...@youngs ~]# !lctl list_nids > lctl list_nids list_nids > 128.182.58....@tcp > 128.182.145....@tcp21 > > [r...@youngs ~]# df -h > Filesystem Size Used Avail Use% Mounted on > /dev/mapper/VolGroup00-LogVol00 > 4.8G 2.0G 2.6G 43% / > /dev/hda1 99M 24M 71M 25% /boot > tmpfs 506M 0 506M 0% /dev/shm > guinness.beer.psc....@tcp0:/BEER > 99G 50G 47G 52% /beer > guinness-145.beer.psc....@tcp21:/BEER > 99G 50G 47G 52% /beer-145 > > Problem: > -------- > I can change all kerberos flavors modifications on default and tcp0, > tcp21 and get indication on MDS server showing the changes. > I don't see such confirmation for tcp21. But I can certainly mount as > shown above. I suspect that tcp21 is defaulting to krb5p and thus > requiring still auth for users. /beer and /beer-145 are NFS-exported to > other systems residing in same and different kerberos realms. > Root can access the filesystems with no problem but users require > authentication. > > My modprobe is of the form > options lnet ip2nets="tcp0(eth0) 128.182.58.*; tcp21(eth1) 128.182.145.*" > routes="tcp0 128.182.145....@tcp21; tcp21 128.182.58....@tcp0" > > Question: > -------- > What's the interoperability between lustre 2.0* and lustre 1.83? > Officially it is not compatible and/or supported? > But unofficially, we can try it? Or absolutely not compatible. > > I would appreciate any feedback/corrections. > > Thanks, > josephine > > Reference: > ---------- > Lustre version: 2.0.5 Alpha > Lustre release: 1.9.280 > Kernel: 2.6.18_128.7.1 > > > > _______________________________________________ > Lustre-discuss mailing list > [email protected] > http://lists.lustre.org/mailman/listinfo/lustre-discuss > _______________________________________________ Lustre-discuss mailing list [email protected] http://lists.lustre.org/mailman/listinfo/lustre-discuss
