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Using Libvirt with Python to manage virtual machines

21.08.2014

Home » Archive » 2014 » Issue 22: OpenS... »

.1.3 Running hypervisor: QEMU 1.6.1 If access works, a few lines of Python are all you need to retrieve the desired information (Listing 2). The hypervisor hosts are defined in the hv array. In the following ... 22

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Visualizing time series data

21.08.2014

Home » Archive » 2014 » Issue 22: OpenS... »

't connect to $remote_host:$remote_port: $@ \n"; 17 18 19 while() { 20 my @lavg = Sys::CpuLoad::load(); 21 my $ts=time(); 22 print $socket "system.loadavg_1min $lavg[0] $ts\n"; 23 print $socket "system ... 22

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Disaster recovery for Windows servers

21.08.2014

Home » Archive » 2014 » Issue 22: OpenS... »

Catalog in the General tab to remove the services for the old domain controller. To downgrade a domain controller, your best bet is to use the PowerShell Uninstall ADDSDomainController Cmdlet (Figure 6 ... 22

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Hardware MFA: Death to the password!

21.08.2014

Home » Archive » 2014 » Issue 22: OpenS... »

now easily and securely access your AWS resources with MFA enabled. Gemalto offers two supported devices. The Ezio Time-based 6-Digit Token ... 22

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Tool your HPC systems for data analytics

21.08.2014

Home » Archive » 2014 » Issue 22: OpenS... »

[6] Julia (up and coming) [7] Java [8] Matlab [9] and Matlab-compatible tools (Octave [10], Scilab [11], etc.) Java is the lingua franca of MapReduce [12] and Hadoop [13]. Many toolkits ... 22

95%

ARP cache poisoning and packet sniffing

30.11.2025

Home » Archive » 2011 » Issue 6: Perfor... »

Destination MAC address Listing 1 Nemesis arp Packets 01 $ while true 02 > do 03 > sudo nemesis arp -v -r -d eth0 -S 192.168.1.2 -D 192.168.1.133 -h 00:22:6E:71:04:BB -m 00:0C:29:B2 ... 6

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Beyond monitoring: Mathematical load simulation in Perl

30.11.2025

Home » Archive » 2011 » Issue 6: Perfor... »

100 0.067 95 23 5 10 99 0.099 96 22 6 20 94 0.210 97 22 6 Unfortunately ... 6

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Performance monitoring in Windows Server 2008 R2

30.11.2025

Home » Archive » 2011 » Issue 6: Perfor... »

magazine [6]. Infos PAL: http://pal.codeplex.com Log Parser 2.2: http://www.microsoft.com/downloads/details.aspx?FamilyID=890cd06b-abf8-4c25-91b2-f8d975cf8c07&DisplayLang=en Office 2003 Add ... 6

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An IT nomad's daily diary

30.11.2025

Home » Archive » 2011 » Issue 6: Perfor... »

is adding these entries to the Cobbler database. A typical example looks something like Listing 1. Listing 1 System Settings 01 # cobbler system add --name=foo --profile=ksprofile-devel-rhel6 ... 6

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Workshop: Container virtualization with LXC on Ubuntu 10.04

30.11.2025

Home » Archive » 2011 » Issue 6: Perfor... »

:5 rwm 18 # consoles 19 lxc.cgroup.devices.allow = c 5:1 rwm 20 lxc.cgroup.devices.allow = c 5:0 rwm 21 lxc.cgroup.devices.allow = c 4:0 rwm 22 lxc.cgroup.devices.allow = c 4:1 rwm 23 # /dev/{,u}random 24 ... 6

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