#!/bin/bashforiin{1..5}doechoworkspace${i}>>/opt/server.logTAIL=$(grep-n'^\[11'/data/serverlogs/workspace$i/warn/warn|awk-F:'{print$1}'|tail-1)HEAD=$(grep-n'^\[11'/data/serverlogs/workspace$i/warn/warn|awk-F:'{print$1}'|head-1)COUNT=`expr$TAIL-$HEAD`head-${TAIL}/data/serverlogs/workspace$i/warn/warn|tail-$COUNT>>/opt/server.logecho>>/opt/server.logdone