responsetime from webserverlogs

cat access_log.2012-03-29|awk '{print $7, $20}'| sed 's/\/[^a-z]/ /g'

Nmon Tool and usage

http://www.ibm.com/developerworks/aix/library/au-analyze_aix/

sqlplus install error resolution

http://www.yoursearchbuddy.com/sqlplus-error-loading-shared-libraries-libsqlplusso

the above solution is for the following error:
./sqlplus: error while loading shared libraries: libsqlplus.so

regex jmeter

'....oken=([^']*)';

id=(.*); Path

awk print coulmns from last of a line

awk ' { print ( $(NF) ) }' --> Last column
awk ' { print ( $(NF-3) ) }'  --> 3rd from Last column

awk command to get max value from a file

cat filename |awk 'max=="" || $1 > max {max=$1} END{ print max}'

wWebserver Analysis tools

http://code.google.com/p/wtop/

concurrency from webserver access logs

cat access_log.******* |awk '{print $1,$4,$5,$6,$7}'|awk '{print $2}'|sort | uniq -c

finding larger files in linux

http://www.cyberciti.biz/faq/find-large-files-linux/

Jmeter Javascript rendering fix

http://blazemeter.com/blog/new-jmeter-releases-whole-new-fairy-tale

TCP_DUMP

http://www.alexonlinux.com/tcpdump-for-dummies


tcpdump -ni eth1 -w file.cap -s 0 -c 1000 not port 22