You are right. it is that pss.dca option. so when the xcache run at NERSC and xrdcp run at SLAC, it won't work. I forgot about this. closing this ticket. -- You are receiving this because you are subscribed to this thread. Reply to this email directly or view it on GitHub: https://github.com/xrootd/xrootd/issues/1381#issuecomment-759660617 ######################################################################## Use REPLY-ALL to reply to list To unsubscribe from the XROOTD-DEV list, click the following link: https://listserv.slac.stanford.edu/cgi-bin/wa?SUBED1=XROOTD-DEV&A=1