/etc/profile.d/init.sh

export HISTFILESIZE=2000
export HISTSIZE=2000
export HISTTIMEFORMAT='%F_%T  ' 
export TMOUT=300
export LC_ALL=en_US.UTF-8
export LANG=en_US.UTF-8
ulimit -S -c unlimited

/etc/security/limits.conf

###    add by syswin    ###
*    soft    nproc    65535
*    hard    nproc    65535
*    soft    nofile    65536
*    hard    nofile    65536