Hi Andrew, After upgrade to SL5, our xrootd failed to create losts of shadow files in cns server. It caused lost of problem. Could you help find the problem? (*) config if atlas-bkp1.cs.wisc.edu atlas-bkp2.cs.wisc.edu atlas-bkp3.cs.wisc.edu all.role manager # # 3way forward: redirect the client to the CNS, and forward mv rm rmdir and # trunc to the data servers. # ofs.forward 3way atlas-bkp1.cs.wisc.edu:1095 mv rm rmdir trunc else all.role server ofs.notify closew create mkdir | /opt/xrootd/bin/XrdCnsd -l /tmp/log/xrootd/cnsd.log root://atlas-bkp1.cs.wisc.edu:1095 # # please keep the following two lines unchanged. # ofs.notifymsg create $TID create $FMODE $LFN?$CGI ofs.notifymsg closew $TID closew $LFN $FSIZE fi (*)xrootd version http://xrootd.slac.stanford.edu/download/20091028-1003 Wen