Listing 5: Various cron driven logging scripts

#!/bin/ksh
# disk_io.sh (cron) script to collect disk I/O load
LOG=/stats/disk/io/d`date +%m`.log
date +%m%d%H%M >> ${LOG}
#/opt/RICHPse/examples/iost.se 30 10 >> ${LOG}
/usr/bin/iostat -xn 30 3 >> ${LOG}
#_END_

#!/bin/ksh
# cpu_mem.sh (cron) script to collect system load, memory, and cpu stats
CLOG=/stats/cpu_mem/c`date +%m`.log
ULOG=/stats/cpu_mem/u`date +%m`.log
date +%m%d%H%M >> ${CLOG}
vmstat 20 4 > /tmp/$$.vm; sed -n '4,6p' /tmp/$$.vm >> ${CLOG}
date +%m%d >> ${ULOG}
uptime >> ${ULOG}
#_END_

#!/bin/ksh
# net_io.sh (cron) script to collect collect % collissions on the network
LOG=/stats/net/io/n`date +%m`.log
date +%m%d%H%M >> ${LOG}
/usr/bin/netstat -i | grep hme0 | awk '{print $1 " "$9 * 100 / $7"% \
  collision rate"}' >> \ ${LOG}
#_END_

#!/bin/ksh
# compress_files.sh (cron) script to compress the system activity logs
# place in cron as follows:
# 0 23 15 * * /usr/local/bin/compress_files.sh
CPU=/stats/cpu_mem
IO=/stats/net/io
SAR=/stats/sar
DISK=/stats/disk/io
THIS_MONTH=`date '+%b'`
for dir in $CPU $IO $SAR $DISK
   do
    cd $dir
   for file in `ls -lrt |/usr/bin/grep -v $THIS_MONTH|grep -v ".Z"| awk \
     '{print $9}'`
    do
      /usr/bin/compress $file
    done
  done
#_END_

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