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100%
Reading and understanding database execution plans
31.10.2025
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Archive
»
2012
»
Issue 12: NAS S...
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(dbms_xplan.display );<+>2<+> 10 11
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-----------------------------------------------------3------4----
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| Id | Operation | Name | Bytes | Cost | 14 ...
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99%
Using Expect scripts to automate tasks
31.10.2025
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Archive
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2012
»
Issue 12: NAS S...
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set send_slow {1 .1} 06 proc send {ignore arg} { 07 sleep .1
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exp_send -s -- $arg 09 } 10 } 11 set timeout -1
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spawn $env(SHELL)
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match_max 100000 ...
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99%
Creating KVM machines with BoxGrinder and VMBuilder
31.10.2025
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Archive
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2012
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Issue 12: NAS S...
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- sl plugin for Scientific Linux 09 10 Available platform plugins: 11 - vmware plugin for VMware
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- ec2 plugin for Amazon Elastic Compute Cloud (Amazon EC2)
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- virtualbox plugin ...
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15%
VMware Server 2.0 on recent Linux distributions
30.11.2025
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Archive
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2011
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Issue 3: Are yo...
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fi 05 06 ##### 07 LD_LIBRARY_PATH=$LD_LIBRARY_PATH:/usr/lib/vmware/lib/fc
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lib64
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export LD_LIBRARY_PATH 09 ##### 10 11 eval exec "$DEBUG_CMD" "$binary" "$@"
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$ Of course, you'll need the new
15%
Data acquisition with shell tools
30.11.2025
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Archive
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2010
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Issue 2: Backup...
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clear 03 while true 04 do 05 echo "New record" 06 maxrecord=`ls -1 *.dat | sort | tail -1 | cut -d. -f 1` 07 newrecord=$(echo $maxrecord + 1 | bc )
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width=`echo $newrecord | wc -c` 09 10 ... 11
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15%
Fast system management from Puppet Labs
30.11.2025
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Archive
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2011
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Issue 5: Pen Te...
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= debug 06 identity = rawhide.tuxgeek.de 07
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# connector plugin config 09 connector = stomp 10 plugin.stomp.host = activemq.tuxgeek.de 11 plugin.stomp.port = 6163
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plugin.stomp.user = unset
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plugin
15%
Monitoring your cluster with a home-grown OCF agent
30.11.2025
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Archive
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2012
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Issue 07: Xen v...
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_NOT_RUNNING
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fi 09 10 pid=`cat $ASTRUNDIR/asterisk.pid` 11 ocf_run kill -s 0 $pid
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rc=$?
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14 if [ $rc -eq 0 ]; then 15 if ocf_is_true "$OCF_RESKEY_realtime"; then 16
15%
Boost performance of your Python programs
30.11.2025
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2010
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Issue 2: Backup...
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(number, label): 07 for i in xrange(number):
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print ' ' + str(i) + ' ' + label 09 sleep((number - 15)/10.0) 10 11 if '__main__' == __name__:
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p1 = Process(target = count, args = (20
14%
Tracing applications with OProfile and SystemTap
30.11.2025
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2010
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Issue 1: System...
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Finding I/O-Intensive Apps 01 #!/usr/bin/stap 02 03 global totals; 04 probe vfs.read 05 06 { 07 totals[execname(), pid()]++
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} 09 10 probe end 11 {
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printf("** Summary ** \n")
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foreach
14%
Monitoring daemons with shell tools
30.11.2025
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2010
»
Issue 1: System...
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#! /bin/sh 02 03 while true 04 do 05 06 zeit=$(date +%d.%m.%y\ %H:%M\ ) 07
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psql -U monitor -d monitor -c "select * from watch;" 09 10 if [ $? -eq 2 ]; 11
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then
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14 echo "$time: Database
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