Attempting Grid transfers, the other end issues a request such as: ``` 180523 14:44:58 144824 sysXrdHttp: rc:111 got hdr line: HEAD /cephfs/grid/atlas/atlaslocalgroupdisk/rucio/mc15_13TeV/0b/59/EVNT.13048527._000001.pool.root.1 HTTP/1.1 180523 14:44:58 144824 sysXrdHttp: Parsing first line: HEAD /cephfs/grid/atlas/atlaslocalgroupdisk/rucio/mc15_13TeV/0b/59/EVNT.13048527._000001.pool.root.1 HTTP/1.1 180523 14:44:58 144824 sysXrdHttp: rc:57 got hdr line: User-Agent: fts_url_copy/3.7.8 gfal2/2.15.4 neon/0.0.29 180523 14:44:58 144824 sysXrdHttp: rc:14 got hdr line: Keep-Alive: 180523 14:44:58 144824 sysXrdHttp: rc:24 got hdr line: Connection: Keep-Alive 180523 14:44:58 144824 sysXrdHttp: rc:14 got hdr line: TE: trailers 180523 14:44:58 144824 sysXrdHttp: rc:41 got hdr line: Host: xrootd001.physik.uni-bonn.de:1094 180523 14:44:58 144824 sysXrdHttp: rc:22 got hdr line: Want-Digest: ADLER32 180523 14:44:58 144824 sysXrdHttp: rc:83 got hdr line: ClientInfo: job-id=6f242aab-f121-5a1c-89b0-1dfb01d96abb;file-id=781292397;retry=0 180523 14:44:58 144824 sysXrdHttp: rc:2 got hdr line: 180523 14:44:58 144824 sysXrdHttp: rc:2 detected header end. ``` However, xrootd only replies with the filesize, as can be seen in https://github.com/xrootd/xrootd/blob/f4860902138e2d791ac4873a28de3117bd79a182/src/XrdHttp/XrdHttpReq.cc#L1434 and from the logs: ``` 180523 14:44:58 144824 /DC=ch/D.1966:[log in to unmask] ofs_stat: fn=/cephfs/grid/atlas/atlaslocalgroupdisk/rucio/mc15_13TeV/0b/59/EVNT.13048527._000001.pool.root.1 180523 14:44:58 144824 /DC=ch/D.1966:[log in to unmask] XrootdProtocol: 0000 rc=0 stat /cephfs/grid/atlas/atlaslocalgroupdisk/rucio/mc15_13TeV/0b/59/EVNT.13048527._000001.pool.root.1 180523 14:44:58 144824 /DC=ch/D.1966:[log in to unmask] XrootdResponse: 0000 sending 42 data bytes 180523 14:44:58 144824 sysXrdHttp: XrdHttpReq::Data! final=0 ``` Checksumming in general is activated in the configuration: ``` xrootd.chksum adler32 crc32 md5 ``` Is this a missing feature or am I missing something? -- 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/711 ######################################################################## 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