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100%
Time flies, but it can still be measured
31.10.2025
Home »  Archive  »  2012  »  Issue 12: NAS S...  » 
$ /usr/bin/time stress --cpu 2 -t 1 stress: info: [10050] dispatching hogs: 2 cpu, 0 io, 0 vm, 0 hdd stress: info: [10050] successful run completed in 1s 1.00 real 1.81 user 0.00 ... 12
99%
Using Expect scripts to automate tasks
31.10.2025
Home »  Archive  »  2012  »  Issue 12: NAS S...  » 
© Kheng Ho Toh, 123RF.com
"ps -ef|grep apache\r 76 www-data 555 23171 0 Oct07 ? 00:00:00 /usr/sbin/apache2 -k start\r 77 www-data 556 23171 0 Oct07 ? 00:00:00 /usr/sbin/apache2 -k start\r 78 www-data 557 ... 12
98%
Comparing 5 to 50TB NAS storage boxes
31.10.2025
Home »  Archive  »  2012  »  Issue 12: NAS S...  » 
© Franck Boston, fotolia.com
disk fails, the sum of all remaining bits reveals whether the missing disk would need to have a 0 or a 1 to meet the even or odd status stored on the parity disk. The advantage of RAID 3 is that you ... 12
98%
Reading and understanding database execution plans
31.10.2025
Home »  Archive  »  2012  »  Issue 12: NAS S...  » 
© Gunnar Pippel, 123RF.com
"."EUR_VALUE">=10) 26 3 - access<+>6<+>( "S"."SALE_DATE">TRUNC(SYSDATE@!) 27 -INTERVAL'+00-06' YEAR(2) TO MONTH) 1  The explain plan for command only stores the execution plan in the PLAN_TABLE. 2  The DBMS ... 12
98%
Introduction to OpenMP programming
31.10.2025
Home »  Archive  »  2012  »  Issue 12: NAS S...  » 
© Frank Rohde, 123RF.com
(pi*x)*dexp(-pi) 098 ENDDO 099 100 ! Bottom of unit square: (S) 101 DO i=1,m 102 x=delta*i 103 u(i,1) = dsin(pi*x) 104 ENDDO 105 106 ! Right hand side of unit square: (E) 107 DO j=1,m 108 u(m,j) = 0.0d0 109 ... 12
98%
Creating RAID systems with Raider
31.10.2025
Home »  Archive  »  2012  »  Issue 12: NAS S...  » 
©Slawomir Kruz, 123RF.com
Read Speed Write Speed Capacity 1 1+1 1x 1x 1x 5 1+2 2x 1/2x 2x 6 1+3 2x 1/3x 2x ... 12
97%
Creating KVM machines with BoxGrinder and VMBuilder
31.10.2025
Home »  Archive  »  2012  »  Issue 12: NAS S...  » 
© yewkeo, 123RF.com
for VirtualBox 14 - virtualpc plugin for VirtualPC 15 16 Available delivery plugins: 17 - s3 plugin for Amazon Simple Storage Service (Amazon S3) 18 - cloudfront plugin for Amazon Simple Storage ... 12
97%
The PHP FastCGI process manager, PHP-FPM
31.10.2025
Home »  Archive  »  2012  »  Issue 12: NAS S...  » 
© conceptw, 123RF.com
-1990s. The interpreter is now launched exactly once and then runs in the background. The web server then hands the requests to the interpreter via a TCP port or a Unix domain socket. Because ... 12
97%
openlava – Hot resource manager
31.10.2025
Home »  Archive  »  2012  »  Issue 12: NAS S...  » 
© Konrad Bak, 123RF.com
/init.d/openlava cp /etc/profile.d/openlava.csh /var/chroots/sl6.2/etc/profile.d/openlava.csh cp /etc/profile.d/openlava.sh /var/chroots/sl6.2/etc/profile.d/openlava.sh cd /var/chroots/sl6.2/etc/rc.d/rc0.d ln -s ... 12
96%
Security without firewalls
31.10.2025
Home »  Archive  »  2012  »  Issue 12: NAS S...  » 
© rukanoga, 123RF.com
starting 12.34, so, for example, 12.34.56.78 will be allowed to connect to ALL services and not just SSH. As well as these flexible options, you can also declare old school subnets directly: sshd: 1.2.3.4/255.255.255.0 ... 12

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