My guess is that it is simply an over-allocated but properly initialized buffer (i.e., starts out with 48 0\s). First 32 bytes are written to, but the entire buffer is then written to the "bucket". -- You are receiving this because you commented. Reply to this email directly or view it on GitHub: https://github.com/xrootd/xrootd/issues/1046#issuecomment-613676917 ######################################################################## 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