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  • Article (Print) (56)
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47%
Introduction to LVM
30.11.2025
Home »  Archive  »  2012  »  Issue 07: Xen v...  » 
© Dvarg, 123RF.com
this writes an LVM label and some metadata to the PV. The PV is divided up into units of the same size (4MB by default) known as physical extents (PEs). A PE is the smallest allocatable data volume. Figure 1
47%
Get the best out of your bandwidth with tc
30.11.2025
Home »  Archive  »  2012  »  Issue 10: Traff...  » 
© Russell Shively, 123RF.com
25Mbit allot 1514 cell 8 weight 2500Kbit prio 3 \maxburst 20 avpkt $PKT bounded 16 # Now add filters to your child class 17 tc filter add dev $DEV protocol ip parent 1:0 prio 100 u32 match ip $DIR 12
47%
Virtualization with KVM
30.11.2025
Home »  Archive  »  2010  »  Issue 2: Backup...  » 
than 0 (Figure 3). If not, either the processor doesn't support the special commands, or the commands have been disabled in the computer's BIOS. Users with Intel processors can additionally check
47%
Network backup with Burp, Obnam, and Backshift
30.11.2025
Home »  Archive  »  2012  »  Issue 10: Traff...  » 
© Sergey Peterman, 123RF.com
version (1.3.0) dates back to January of this year, whereas the current version (1.3.6) was released at the end of May. The associated Windows client is available in the form of an installer file for 32
46%
Overview of cloud platforms and appliances
30.11.2025
Home »  Archive  »  2010  »  Issue 2: Backup...  » 
Athiphan Chunmano, 123RF
, your scaling options are virtually unlimited, and you can add Content Delivery Networks (CDN). As an example, SlideShare [1] integrates document downloads and Flash file hosting with Amazon S3 and Cloud
46%
Monitoring network computers with the Icinga Nagios fork
30.11.2025
Home »  Archive  »  2010  »  Issue 1: System...  » 
© Alterfalter, 123RF.com
141.20.108.124 07 active_checks_enabled 1 08 passive_checks_enabled 0 09 max_check_attempts 3 10 check_command check-host-alive 11
46%
Configuration management with Chef
30.11.2025
Home »  Archive  »  2010  »  Issue 1: System...  » 
© Alistair Cotton, 123RF.com
the server every 3,600 seconds. The -s parameter lets you vary the period slightly. If you don't set this, all of your clients might query the server at the same time and get in each other's way. Role
46%
Server virtualization with Citrix XenServer
30.11.2025
Home »  Archive  »  2010  »  Issue 2: Backup...  » 
Goss Vitalij, Fotolia
between Citrix and Microsoft is demonstrated by the availability of graphical management tools. Basic management tasks on the host system (Dom0 ) can be handled using the Curses-based xcconsole and the xe
46%
Configuring the JBoss application server
30.11.2025
Home »  Archive  »  2011  »  Issue 4: Secure...  » 
HONGQI ZHANG, 123RF.com
_HOME 03 /usr/lib/jvm/jre-1.6.0-openjdk 04 # java -version 05 java version "1.6.0_18" 06 OpenJDK Runtime Environment (IcedTea6 1.8.3) (fedora-46.1.8.3.fc13-i386) 07 OpenJDK Server VM (build 14.0-b16, mixed
46%
I/O benchmarks with Fio
30.11.2025
Home »  Archive  »  2011  »  Issue 5: Pen Te...  » 
© Kheng Ho Toh, 123RF.com
it took to process them (lat for latency.) Figure 1 shows the results of a test on a ThinkPad T520 with a 300GB Intel SSD 320 on kernel 3.0. When you are measuring performance, it makes sense to think

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