thanks for reply.
i'm still confuse what initial parameter do you explain.Below is a file that should i check for initial parameter??
multimedia:~ root# more ~postgres/.bashrc
export PATH=/usr/local/bin/:$PATH:/usr/local/pgsql/bin
export LD_LIBRARY_PATH=$LD_LIBRARY_PATH:/usr/local/pgsql/lib
multimedia:~ root# more ~postgres/.bash_profile
source $HOME/.bashrc
################################################################################
## EDIT FROM HERE
################################################################################
# Installation prefix
prefix=/usr/local/pgsql
# Data directory
PGDATA="/usr/local/pgsql/data"
# Who to run pg_ctl as, should be "postgres".
PGUSER=postgres
# Where to keep a log file
PGLOG="$PGDATA/serverlog"
