http://sysadmingear.blogspot.com/2008/07/yum-glib-critical-how-to-fix.html
lib.so.4 error:
-------------------
http://presoon.com/blog/category/linux/
Sunday, March 21, 2010
Friday, March 19, 2010
Sunday, March 14, 2010
Interwoven
awk example
http://www.linuxquestions.org/questions/programming-9/file-size-shell-script-377486/
http://www.ibm.com/developerworks/library/l-awk1.html
http://www.mindbend.org/scripts
http://www.thegeekstuff.com/2010/02/awk-conditional-statements/
ll | awk '/Pyrami/ {print $9}'
http://www.ibm.com/developerworks/library/l-awk1.html
http://www.mindbend.org/scripts
http://www.thegeekstuff.com/2010/02/awk-conditional-statements/
ll | awk '/Pyrami/ {print $9}'
awk -F":" '{ print $1 }' /etc/passwdll| awk '{if($9=="test"){ print $9} else print "6"}'
IFS=$'\012'; for d in `find . -type d`; do s=$(ls -AlF $d | grep -v / | awk '{ $5 = $5/1024; sum += $5; } END \ { print sum}') c=$(ls -AF $d|wc -l) ;
printf "%-20s" ${c} ${s}KB ${d} >>usage; printf "\n">>usage; donels -al | awk '{sum = sum + $5} END {print sum}'
find . \( -name "CORE_*" -o -name "c-*" \) -mtime -1 -exec ls -l {} \; |awk '/^-/ {total += $5} END {printf "%15.2f\n",total}'
find /path -mtime +1 -printf "%s\n"|awk '{sum+=$0}END{print sum}'
Saturday, March 13, 2010
Cpu Load
http://blog.scoutapp.com/articles/2009/07/31/understanding-load-averages
http://www.linuxjournal.com/article/9001
http://en.wikipedia.org/wiki/Load_%28computing%29
http://digg.com/linux_unix/Linux_tip_How_do_I_find_out_Linux_CPU_utilization
http://www.cyberciti.biz/tips/how-do-i-find-out-linux-cpu-utilization.html
some more ref:
----------------
http://cpulimit.sourceforge.net/
http://www.cyberciti.biz/tips/how-do-i-find-out-linux-cpu-utilization.html
http://www.cyberciti.biz/tips/linux-limiting-or-restricting-smp-cpu-activation-in-smp-mode.html
http://www.cyberciti.biz/faq/cpu-usage-limiter-for-linux/
boot parameter:
-------------------
http://www.cyberciti.biz/tips/10-boot-time-parameters-you-should-know-about-the-linux-kernel.html
security:
--------------
http://www.cyberciti.biz/tips/linux-security.html
http://www.linuxjournal.com/article/9001
http://en.wikipedia.org/wiki/Load_%28computing%29
http://digg.com/linux_unix/Linux_tip_How_do_I_find_out_Linux_CPU_utilization
http://www.cyberciti.biz/tips/how-do-i-find-out-linux-cpu-utilization.html
some more ref:
----------------
http://cpulimit.sourceforge.net/
http://www.cyberciti.biz/tips/how-do-i-find-out-linux-cpu-utilization.html
http://www.cyberciti.biz/tips/linux-limiting-or-restricting-smp-cpu-activation-in-smp-mode.html
http://www.cyberciti.biz/faq/cpu-usage-limiter-for-linux/
boot parameter:
-------------------
http://www.cyberciti.biz/tips/10-boot-time-parameters-you-should-know-about-the-linux-kernel.html
security:
--------------
http://www.cyberciti.biz/tips/linux-security.html
Tuesday, March 9, 2010
Mysql Optimization
http://www.mysqlperformanceblog.com/2006/09/29/what-to-tune-in-mysql-server-after-installation/
http://www.petefreitag.com/item/613.cfm
http://www.petefreitag.com/tag/mysql
http://www.mysqlperformanceblog.com/
http://dev.mysql.com/doc/refman/5.0/en/optimization.html
Importnt:
----------
http://docs.cellblue.nl/2007/03/17/easy-mysql-performance-tweaks/
http://www.eioba.com/a71440/mysql_optimization_tips
http://www.prelovac.com/vladimir/wordpress-optimization-guide
http://www.petefreitag.com/item/613.cfm
http://www.petefreitag.com/tag/mysql
http://www.mysqlperformanceblog.com/
http://dev.mysql.com/doc/refman/5.0/en/optimization.html
Importnt:
----------
http://docs.cellblue.nl/2007/03/17/easy-mysql-performance-tweaks/
http://www.eioba.com/a71440/mysql_optimization_tips
http://www.prelovac.com/vladimir/wordpress-optimization-guide
Monday, March 8, 2010
Sunday, March 7, 2010
monitorCpuUsage
http://bashcurescancer.com/monitor-cpu-abusers-with-this-simple-script.html
http://httpd.apache.org/docs/1.3/misc/descriptors.html
http://httpd.apache.org/docs/1.3/misc/descriptors.html
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