search for: nfsdcb

...re running kernel 2.6.18-164.6.1.el5 with exporting 3 aoe provided ext4 directories. For a couple of weeks we had a small number of users using the system with no issues, today we added 7 users and the system crashed and did not perform correctly since. Nov 23 10:20:03 sulphur rpc.idmapd[5199]: nfsdcb: id '-2' too big! Nov 23 10:42:25 sulphur nfsd[27306]: nfssvc: Setting version failed: errno 16 (Device or resource busy) Nov 23 10:42:25 sulphur nfsd[27306]: nfssvc: unable to bind UPD socket: errno 98 (Address already in use) Nov 23 10:42:26 sulphur kernel: slab error in kmem_cache_dest...

...low 6. [OK]/[OK]/[OK] [4] rpc.idmapd debug output when listing /mnt--same results when mounted -o sec=none/-o sec=krb5/i/p: Aug 17 11:28:30 nfsserver rpc.idmapd[1484]: Server : (user) id "56055" -> name "joeuser at ad.example.com" Aug 17 11:28:30 nfsserver rpc.idmapd[1484]: nfsdcb: authbuf=199.60.0.0/255.255.240.0 authtype=group Aug 17 11:28:30 nfsserver rpc.idmapd[1484]: nfs4_gid_to_name: calling nsswitch->gid_to_name Aug 17 11:28:30 nfsserver rpc.idmapd[1484]: nfs4_gid_to_name: nsswitch->gid_to_name returned 0 Aug 17 11:28:30 nfsserver rpc.idmapd[1484]: nfs4_gid_to_n...

...tatic > > > rpc.gssd: libnfsidmap: loaded plugin > > > /lib/x86_64-linux-gnu/libnfsidmap/nsswitch.so for method nsswitch > > > rpc.gssd: Expiration time is 600 seconds. > > > ... > > > nfsidmap: nfsdcb: authbuf=gss/krb5 authtype=user > > > nfsidmap: nfs4_uid_to_name: calling nsswitch->uid_to_name > > > nfsidmap: nfs4_uid_to_name: nsswitch->uid_to_name returned 0 > > > nfsidmap: nfs4_uid_to_name: final return value is 0 > &...

Hai Batiste, Ok, thanks for these, i'll test that also. And the "why" is a bit more explained here. http://www.citi.umich.edu/projects/nfsv4/crossrealm/libnfsidmap_config.html and per example, http://www.citi.umich.edu/projects/nfsv4/crossrealm/ldap_server_setup.html First my work here, but this is a good one which i also need to adjust in my scripts, so thank you for asking