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31%
Storage system with OpenSolaris and Comstar
30.11.2025
Home »  Archive  »  2010  »  Issue 0: Active...  » 
Aleksandr Fomenkov, 123RF.com
that follow. The iSCSI client (or initiator in iSCSI-speak) in our lab is Ubuntu 9.10. Listing 3 shows the steps to mount a Comstar block device with the Linux Open iSCSI initiator. Listing 3 Block
31%
Network backup with Burp, Obnam, and Backshift
30.11.2025
Home »  Archive  »  2012  »  Issue 10: Traff...  » 
© Sergey Peterman, 123RF.com
existing backups, enter: burp -a l -b a Of course, more complex queries are also possible. For example, burp -a l -b 3 -r lists all of the files in backup 3 that match the "regular
31%
Managing virtual machines
30.11.2025
Home »  Archive  »  2012  »  Issue 09: Windo...  » 
© Igor Klimov, 123RF.com
filesystem, if so desired [5]: $ guestfish -N fs:ext3 When you call Guestfish with the new image, $ guestfish -a you are taken to a shell where you first need to enter run to toggle the system ... 9
31%
Script utilities in depth: grep, awk, and sed
30.11.2025
Home »  Archive  »  2011  »  Issue 4: Secure...  » 
© jirkaejc, 123RF.com
, appearing in alphabetical order but allowing intervening letters, you can use the search expression: "a.*e.*i.*o.*u" This would match lines 1, 2, and 3. If you want lines containing all five vowels in order
30%
Monitoring network computers with the Icinga Nagios fork
30.11.2025
Home »  Archive  »  2010  »  Issue 1: System...  » 
© Alterfalter, 123RF.com
powerful Icinga test server (Via C3, 800MHz, 256MB RAM). As a default, you need a new username and password for Icinga Web. That said, however, the current status does reveal some potential; it makes sense
30%
The fine art of allocating memory
30.11.2025
Home »  Archive  »  2012  »  Issue 10: Traff...  » 
); i+= 4096) newblock[i] = 'Y'; 12 printf("Allocated %d MB\n", allocation); 13 } 14 } Things are more interesting when memory is being used. Uncommenting line 11 does just that. The OOM
30%
New Approaches to DNS
02.06.2026
Home »  Archive  »  2026  »  Issue 93 Disast...  » 
Lead Image ©bowie15, 123RF.com
bytes to avoid # fingerprinting by package length ;; QUIC session (QUICv1)-(TLS1.3)-(ECDHE-X25519)- ;; (ECDSA-SECP256R1-SHA256)-(AES-256-GCM) ;; ->>HEADER<<- opcode: QUERY; status: NOERROR; id: 0 ;; Flags
30%
Intruder detection with tcpdump
30.11.2025
Home »  Archive  »  2012  »  Issue 07: Xen v...  » 
© Monika Wisniewska, 123RF.com
, tcpdump [1] is deployed with libpcap (a C/C++ library for network traffic capture) and maintained by the libpcap developers. With tcpdump, you can analyze large binary files that are too large to view
30%
Mandatory access control with Tomoyo Linux
30.11.2025
Home »  Archive  »  2012  »  Issue 09: Windo...  » 
© 3drenderings, 123RF.com
actions it sees during that time – all other actions are denied. Versionitis Back in 2003, Japan's NTT Data Corporation (a subsidiary of Japanese telecommunications giant Nippon Telegraph and Telephone ... 9
30%
Taming the HPC Software Stack Fragmentation Problem
21.07.2026
Home »  Articles  » 
 
dependency graph, such as: # Install a specific software combination $ spack install openmpi@4.1.5 %gcc@12.3.0 +ucx fabrics=ucx   # Install an application against a specific toolchain $ spack

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