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44%
One metric to rule them all
31.10.2025
Home »  Archive  »  2012  »  Issue 11: Cloud...  » 
at the output of uptime [1] on OS X: 13:03 up 2 days, 12:01, 2 users, load averages: 0.52 0.59 0.63 The uptime command displays the load average in its common form, averaging the last one, five, and 15 minutes
43%
Exploring the differences between MariaDB and MySQL
30.11.2025
Home »  Archive  »  2011  »  Issue 4: Secure...  » 
© iofoto, Fotolia.com
because, if you choose not to use it, there is no effect. All of the above features and others are described in greater detail in the MariaDB Knowledgebase [3]. Compatibility With MariaDB, every effort
43%
Give your servers the once over with Nmap
31.10.2025
Home »  Archive  »  2012  »  Issue 11: Cloud...  » 
© ragsac, 123RF.com
.nmap.org (64.13.134.52): Not shown: 994 filtered ports PORT STATE SERVICE VERSION 22/tcp open ssh OpenSSH 4.3 (protocol 2.0) 25/tcp closed smtp
43%
Monitoring server hardware with the Nagios IPMI plugin
30.11.2025
Home »  Archive  »  2011  »  Issue 4: Secure...  » 
© Vladimir Nenov, 123RF.com
status, and many others. IPMI (Intelligent Platform Management Interface) was introduced in 1998 as a cross-vendor server management standard by Intel, HP, NEC, and Dell. The current IPMI 2.0 specifically
43%
Data acquisition with shell tools
30.11.2025
Home »  Archive  »  2010  »  Issue 2: Backup...  » 
Dmitriy Syechin, 123RF
|21|" | cut -d\| -f3` 48 b=`cat $newdat | grep "50|25|" | cut -d\| -f3` 49 50 a=$(echo $a | tr \, \.) 51 b=$(echo $b | tr \, \.) 52 53 54 psum=$(echo "$a+$b" | bc ) 55 echo -n "Invoice amount: $psum, continue
43%
Workshop: Container virtualization with LXC on Ubuntu 10.04
30.11.2025
Home »  Archive  »  2011  »  Issue 6: Perfor...  » 
© Tormod Rossavik, 123RF.com
into the kernel, you only need the userspace tools from the lxc package to take the software for a trial run. The following line in /etc/fstab none /cgroup cgroup defaults 0 0 mounts the cgroup filesystem, which
43%
An IT nomad's daily diary
30.11.2025
Home »  Archive  »  2011  »  Issue 6: Perfor...  » 
© Kateryna Pruchkovska, 123RF.com
magazine [3]. In other words, the many Cobbler system records are really the biggest problem. Just to jog your memory: Using system records, Cobbler can create an individual PXE configuration file for each
43%
The next generation of Internet connectivity
30.11.2025
Home »  Archive  »  2011  »  Issue 3: Are yo...  » 
ktsdesign, 123RF.com
_seq=3 ttl=52 time=103 ms Personally, I prefer using tunnels over Teredo and 6to4 for several reasons – the simplest is that it works with a public IP or behind a NAT box (well, usually). Tunnels ... 3
43%
Building more efficient database applications with a graph database
30.11.2025
Home »  Archive  »  2012  »  Issue 08: FreeNAS  » 
© Jakub Krechowicz, 123RF.com
comparison in Table 1. Table 1 Five Graph Databases Name Neo4j 1.6 Sones Graph DB 2.0 InfoGrid 2.9.5 HyperGraphDB 1.1 VertexDB Homepage http
43%
Using Expect scripts to automate tasks
31.10.2025
Home »  Archive  »  2012  »  Issue 12: NAS S...  » 
© Kheng Ho Toh, 123RF.com
allows you to define a 18 # character to toggle this mode off and on. 19 set force_conservative 0 ;# set to 1 to force conservative mode even if 20 ;# script wasn't run

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