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      1 #!/bin/sh
      2 
      3 #log script, by john stultz (jstultz (at] us.ibm.com)
      4 # other bits by darrick wong (djwong (at] us.ibm.com)
      5 
      6 # Copyright (C) 2003-2006 IBM
      7 #
      8 # This program is free software; you can redistribute it and/or
      9 # modify it under the terms of the GNU General Public License as
     10 # published by the Free Software Foundation; either version 2 of the
     11 # License, or (at your option) any later version.
     12 #
     13 # This program is distributed in the hope that it will be useful, but
     14 # WITHOUT ANY WARRANTY; without even the implied warranty of
     15 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
     16 # General Public License for more details.
     17 #
     18 # You should have received a copy of the GNU General Public License
     19 # along with this program; if not, write to the Free Software
     20 # Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA
     21 # 02111-1307, USA.
     22 
     23 
     24 trap 'exit 0' 15
     25 
     26 function startup() {
     27 	# change into the pounder log dir
     28 	if [ -x $POUNDER_LOGDIR ]; then
     29 		cd $POUNDER_LOGDIR
     30 	fi
     31 	#create log dir
     32 	mkdir statlogs
     33 	cd statlogs
     34 }
     35 
     36 
     37 INFOFILE=info
     38 #generic system info
     39 function sysinfo() {
     40 	uname -a >> $INFOFILE
     41 	echo -e "\n[cpuinfo]=================" >>$INFOFILE
     42 	cat /proc/cpuinfo >> $INFOFILE
     43 	echo -e "\n[meminfo]=================" >>$INFOFILE
     44 	cat /proc/meminfo >> $INFOFILE
     45 	echo -e "\n[ifinfo]=================" >>$INFOFILE
     46 	/sbin/ifconfig >> $INFOFILE
     47 	echo -e "\n[sysctl]=================" >>$INFOFILE
     48 	sysctl -a >> $INFOFILE
     49 }
     50 
     51 PROC_ENTRIES="buddyinfo diskstats meminfo slabinfo net/netstat net/snmp"
     52 function procinfo() {
     53 	#get a timestamp
     54 	NOW=`date`
     55 	for i in $PROC_ENTRIES
     56 	do
     57 		logfile=`basename $i`
     58 		echo -e "\n$NOW" >> $logfile.log
     59 		cat /proc/$i >> $logfile.log
     60 		sleep 1
     61 	done
     62 }
     63 
     64 # ten second delay; run 150s before outputting timestamp
     65 DELAY=10
     66 COUNT=15
     67 
     68 #single shot logging apps
     69 function singleshots(){
     70 	echo > vmstat.log
     71 	echo > iostat.log
     72 
     73 	while true; do
     74 		vmstat $DELAY $COUNT >> vmstat.log
     75 		NOW=`date`
     76 		echo -e "\n$NOW\n" >> vmstat.log
     77 	done &
     78 
     79 	IOSTAT=`which iostat 2> /dev/null`
     80 	if [ -n "$IOSTAT" -a -x "$IOSTAT" ]; then
     81 		while true; do
     82 			iostat -x $DELAY $COUNT >> iostat.log
     83 			NOW=`date`
     84 			echo -e "\n$NOW\n" >> iostat.log
     85 		done &
     86 	fi
     87 }
     88 
     89 # periodically run apps & functions
     90 function runlogging() {
     91 	CMDS="procinfo"
     92 	while true
     93 	do
     94 		for i in $CMDS
     95 		do
     96 			$i
     97 			sleep 1
     98 		done
     99 		sleep $DELAY
    100 	done
    101 }
    102 
    103 trap 'exit 0' 15
    104 
    105 startup $*
    106 sysinfo
    107 singleshots
    108 tail -f /var/log/messages /var/log/syslog /var/log/daemon.log /var/log/kern.log /var/log/warn /var/log/faillog > system_logs &
    109 cp -pRdu $POUNDER_HOME/README .
    110 runlogging
    111 
    112 exit 0
    113