sa2.in

linux下查看系统工具原码,如IOSTAT等

#!/bin/sh
# SA_LIB_DIR/sa2.sh
# (C) 1999-2006 Sebastien Godard (sysstat <at> wanadoo.fr)
#
# Changes:
# - 2004-01-22 Nils Philippsen <[e-mail]>
#   make history configurable
#
HISTORY=7
[ -r /etc/sysconfig/sysstat ] && . /etc/sysconfig/sysstat
[ ${HISTORY} -gt 28 ] && HISTORY=28
S_TIME_FORMAT=ISO ; export S_TIME_FORMAT
umask 0022
DATE=`date YESTERDAY +%d`
RPT=SA_DIR/sar${DATE}
ENDIR=BIN_DIR
DFILE=SA_DIR/sa${DATE}
[ -f "$DFILE" ] || exit 0
cd ${ENDIR}
${ENDIR}/sar $* -f ${DFILE} > ${RPT}
find SA_DIR \( -name 'sar??' -o -name 'sa??' \) -mtime +"${HISTORY}" -exec rm -f {} \;