'\" Copyright (C) 2009-2015 Free Software Foundation, Inc. '\" '\" This is free software. You may redistribute copies of it under the terms '\" of the GNU General Public License . '\" There is NO WARRANTY, to the extent permitted by law. [NAME] stdbuf \- Run COMMAND, with modified buffering operations for its standard streams. [DESCRIPTION] .\" Add any additional description here [EXAMPLES] .B tail -f access.log | stdbuf -oL cut -d \(aq \(aq -f1 | uniq .br This will immedidately display unique entries from access.log [BUGS] On GLIBC platforms, specifying a buffer size, i.e. using fully buffered mode will result in undefined operation.