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47%
Julia: A new language for technical computing
30.11.2025
Home »  Archive  »  2012  »  Issue 10: Traff...  » 
, let me provide my standard "MPI is still great" disclaimer. Higher level languages often try to hide the details of low-level parallel communication. With this "feature" comes some loss of efficiency
47%
Centralized software repository management
30.11.2025
Home »  Archive  »  2011  »  Issue 4: Secure...  » 
© 1xpert, 123RF.com
locally and updates the packages at regular intervals. Obviously, this means that you need to provide a large amount of storage space up front. That said, Pulp can shift individual repositories out
47%
Avoiding chaos in clusters with fencing
30.11.2025
Home »  Archive  »  2012  »  Issue 09: Windo...  » 
© kobra78, Fotolia.com
with more or less any server available in the wild. However, STONITH via IPMI (or some other method that relies on the network connection being up) does not provide any protection in scenarios in which all
47%
Penetration testing and shell tossing with Metasploit
30.11.2025
Home »  Archive  »  2012  »  Issue 09: Windo...  » 
© Jean-Marie Guyon, 123RF.com
> search -h meterpreter > search -f *.pdf To get some detailed information about the system, use the winenum script and the scraper script. The winenum script dumps tokens and hashes, providing you
47%
Password protection with Phpass
30.11.2025
Home »  Archive  »  2011  »  Issue 5: Pen Te...  » 
© Michael Moeller, fotolia.com
the PasswordHash class that this provides: $hasher = new PasswordHash(8, FALSE); The first parameter of the constructor defines how often Phpass should call the hash function. The value is a power of two
47%
SGI's Bill Mannel talks about the ICE HPC platform
30.11.2025
Home »  Archive  »  2011  »  Issue 6: Perfor...  » 
Evgeny Karadaev, 123rf.com
. That gives you a lot of flexibility for doing updates and upgrades and troubleshooting. If you're running a big data center, you want to be able to provide a certain level of service back to your customer base
47%
Pogocache In-Memory Database
06.08.2026
Home »  Archive  »  2026  »  Issue 94 OpenSt...  » 
Lead Image © lightwise, 123RF.com
socket, specify it with -s. Figure 1: Pogocache provides all current operational data immediately at startup, specifically including the maximum available
47%
Mandatory access control with Tomoyo Linux
30.11.2025
Home »  Archive  »  2012  »  Issue 09: Windo...  » 
© 3drenderings, 123RF.com
the Live CD provided by the project [4] for special versions of Ubuntu 10.04, CentOS 5.8, and CentOS 6.2. Hardened On a production system, the preferred approach will typically be to use the Tomoyo Linux
47%
Touring the top Knoppix debugging and rescue tools
30.11.2025
Home »  Archive  »  2010  »  Issue 0: Active...  » 
Rafal Olechowski, 123RF.com
swap / Solaris 11 /dev/sda3 10501 30401 159854782+ 83 Linux When called interactively with the fdisk /dev/sda command, fdisk provides a simple command-line menu that allows you
47%
Installing and managing thedistributed GlusterFS filesystem
30.11.2025
Home »  Archive  »  2012  »  Issue 08: FreeNAS  » 
© Tetiana Pustovoitova, 123RF.com
with Gigabit Ethernet, three servers provide hard disk capacity, and a client wants to use them (Figure 1). GlusterFS requires at least 1GB of RAM in the servers, 8GB of free space on the disk, at least Gigabit

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