We have experienced a similar thing with the time change (getting auth failed for GSI authentication) from our monitoring box to all EOS instances: > [2020-03-29 04:00:06.381766 +0200][Error ][XRootDTransport ] [128.142.32.19:1094 #0.0] No protocols left to try > [2020-03-29 04:00:06.381827 +0200][Error ][AsyncSock ] [128.142.32.19:1094 #0.0] Socket error while handshaking: [FATAL] Auth failed > [2020-03-29 04:00:06.381896 +0200][Error ][PostMaster ] [128.142.32.19:1094 #0] elapsed = 0, pConnectionWindow = 120 seconds. > [2020-03-29 04:00:06.381909 +0200][Error ][PostMaster ] [128.142.32.19:1094 #0] Unable to recover: [FATAL] Auth failed. > [2020-03-29 04:00:06.381936 +0200][Error ][XRootD ] [128.142.32.19:1094] Impossible to send message kXR_stat (path: /eos/opstest/slstest-eosalicedaq/test-eosalicedaq.cern.ch-from-eosmon01.cern.ch-xrdcp.static, flags: none). Trying to recover. > [2020-03-29 04:00:06.382639 +0200][Error ][XRootD ] [128.142.32.19:1094] Unable to send the message kXR_open (file: /eos/opstest/slstest-eosalicedaq/test-eosalicedaq.cern.ch-from-eosmon01.cern.ch-xrdcp.static?oss.asize=48, mode: 0644, flags: kXR_delete kXR_open_updt kXR_async kXR_retstat ): [FATAL] Auth failed -- 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/985#issuecomment-606450751 ######################################################################## 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