switchlogfile.sh

#!/bin/sh

. /export/home/oracle/oraprocs/oracle_env_10g_CIF

ORACLE_HOME=/oracle/app/oracle/product/10.1;export ORACLE_HOME

ORACLE_SID=CIF;export ORACLE_SID

$ORACLE_HOME/bin/sqlplus << EOF
connect / as sysdba

alter system switch logfile;

disconnect;

EOF