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14%
Using a Bash script to mirror external monitors
10.06.2015
Home »  Archive  »  2015  »  Issue 27: Fault...  » 
Lead Image © bowie15, 123RF.com
\ \([0-9]\+\)x\([0-9]\+\).*$/\1 \2 \3 \4 \5/p' )" 46 : connected_displays: ${connected_displays[@]} 47 : display_list: "$display_list" 48 49 if [[ -z "$display_list" ]] ; then 50 die "Could not find
14%
Getting started with the Apache Cassandra database
06.10.2019
Home »  Archive  »  2019  »  Issue 53: Secur...  » 
Photo by Almos Bechtold on Unsplash
->execute("INSERT INTO pingtime (tstamp, tvalue) VALUES(?, ?)", 16 [$1*1000, $3], 17 { consistency => "one" }); 18 } 19 } 20 21 $client->shutdown; The timestamp, which ping prints thanks to the -D option
14%
S.M.A.R.T., smartmontools, and drive monitoring
09.01.2013
Home »  Archive  »  2013  »  Issue 18: New W...  » 
Lead Image © _fla, 123RF.com
difficulties because they require vendor-specific I/O control commands. Check the smartmontools page for more details on your specific card. For this article, I used a freshly installed CentOS 6.4 [3
14%
Predicting Drive Doom
20.10.2013
Home »  HPC  »  Articles  » 
remains to finish (20% in this case). When the test is done, the output looks like this: [root@home4 ~]# smartctl -l selftest /dev/sdd smartctl 5.43 2012-06-30 r3573 [x86_64-linux-2.6.32-358.18.1.el6.x86
14%
Troubleshooting and analyzing VoIP networks
06.10.2019
Home »  Archive  »  2019  »  Issue 53: Secur...  » 
Lead Image © Ioannis Kounadeas, Fotolia.com
PCM 48, 56, 64 G.723.1 MP-MLQ/ACELP 5.3, 6.3 H.728 LD-CELP 16 G.729 CS-ACELP 8 G.729 annex A CS-ACELP 8
14%
Security data analytics and visualization with R
05.12.2014
Home »  Archive  »  2014  »  Issue 24: Visua...  » 
Lead Image © Rancz Andrei, 123RF.com
Worksheet(patchstats, sheet = 2) 013 sheet3 <- readWorksheet(patchstats, sheet = 3) 014 sheet4 <- readWorksheet(patchstats, sheet = 4) 015 sheet5 <- readWorksheet(patchstats, sheet = 5) 016 sheet6 <- read
14%
WordPress, Joomla, and Drupal compared
16.08.2018
Home »  Archive  »  2018  »  Issue 46: CMS S...  » 
Lead Image © Zoya Fedorova, 123RF.com
.4.5 License GPLv2 GPLv2 GPLv2 System Requirements PHP version 7.2+ 5.3.10, 5.6, or 7.0+ 5.5.9+ Databases MySQL 5.6+, MariaDB 10.0+ My
14%
A Real-World Look at Scaling to the Amazon Cloud
04.10.2011
Home »  CloudAge  »  Articles  » 
 
of command-line tools for EC2. S3 [6] (Simple Storage Service) offers permanent storage independent of EC2 virtual machines being deployed and shut down. Specifically, we use S3 to store the code that gets
14%
Proactive Monitoring
11.10.2016
Home »  Archive  »  2016  »  Issue 35: Persi...  » 
Lead Image © Tom Wang, 123RF.com
. The previously mentioned riemann-cli tool tests mail delivery: riemann-cli send --service=Mailtest --metric="3l337" --state=error -ttl=20 --description="Mail function test" --tags=riemann test www This command
14%
Running OpenStack in a data center
14.08.2017
Home »  Archive  »  2017  »  Issue 40: Lean...  » 
Lead Image © lassedesignen - Fotolia.com
should plan big rather than attempting to scrimp from the outset. Switches with 48, 25Gb Ethernet ports are now available on the market (Figure 1), and if you want a more elegant solution, you can set up

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