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83%
Enterprise software management with Red Hat Satellite Server
30.11.2025
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»
Archive
»
2012
»
Issue 09: Windo...
»
, which already has the required ports open at the server and firewall(
s
). We recommend not using Yum for every Red Hat Enterprise Linux (RHEL) server because it opens too many systems to intrusion, which
82%
Beyond monitoring: Mathematical load simulation in Perl
30.11.2025
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»
Archive
»
2011
»
Issue 6: Perfor...
»
Model"; 11 $work = "ebiz-tx"; 12 $node1 = "WebServer"; 13 $node2 = "AppServer"; 14 $node3 = "DBMServer"; 15 $think =
0.0
* 1e-3; # as per test system 16 $dtime =
2.2
* 1e-3; # dummy service time 17 18
82%
Managing virtual machines
30.11.2025
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2012
»
Issue 09: Windo...
»
-net.rules -e "
s
/$oldmac/$newmac/" 19 virt-edit $vmname /etc/sysconfig/network -e "
s
/vm1/$vmname/" 20 21 echo $newid >> vm-list.txt
22
23 echo "cloning finished, starting vm" 24 virsh start $vmname
81%
Touring the top Knoppix debugging and rescue tools
30.11.2025
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Archive
»
2010
»
Issue 0: Active...
»
: 1487680 0 IO-APIC-fasteoi uhci_hcd:usb3 14
22
: 22998855 0 IO-APIC-fasteoi psb@pci:0000:
00
:02.0 15 23: 3084145 0 IO-APIC-fasteoi hda_intel 16 24: 1 0
81%
SSH Administration – Windows in a Unix World
30.11.2025
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2010
»
Issue 0: Active...
»
to a remote host, allow this with the command $ xhost +
and then export your display to the remote host on which you want to view the applications. $ export DISPLAY=hostname:
0.0
On the system
81%
High-availability workshop: GFS with DRBD and Pacemaker
30.11.2025
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2012
»
Issue 07: Xen v...
»
Resource 01 primitive p_filesystem ocf:heartbeat:Filesystem params 02 device="/dev/drbd/by-res/disk
0/0
" directory="/opt" fstype="gfs2" 03 op monitor interval="120
s
" meta target-role="Started" 04 clone cl
81%
Tracing applications with OProfile and SystemTap
30.11.2025
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Archive
»
2010
»
Issue 1: System...
»
: all cores 0x40: core: this core 0x30: prefetch: all inclusive 0x10: prefetch: Hardware prefetch only 0x
00
: prefetch: exclude hardware prefetch 0x08: (M)ESI: Modified 0x04: M
80%
Julia: A new language for technical computing
30.11.2025
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2012
»
Issue 10: Traff...
»
.33 164.69 0.75 rand_mat_stat 3.37 39.34 11.64 54.54
22
.07 8.12 rand_mat_mul 1.
00
1.18 0.70 1.65 8
80%
The fail2ban intrusion prevention framework
30.11.2025
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2012
»
Issue 10: Traff...
»
in the directory structure is clear once you've installed it. Script Kiddies and Port
22
As I mentioned, the most popular usage of fail2ban is stopping probes that try every username ever conceived by mankind
78%
Network analysis with Wireshark
30.11.2025
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Archive
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2011
»
Issue 5: Pen Te...
»
for the type of analysis you want to perform. Capture filters use the Libpcap syntax. To filter for a specific MAC address, you would do the following in Libpcap syntax: ether host
00
:25:4b:bd:24:94 However
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