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  • [x] Creation time: Last three months
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  • Article (Print) (75)
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90%
Creating and evaluating kernel crash dumps
31.10.2025
Home »  Archive  »  2012  »  Issue 11: Cloud...  » 
© Giuseppe Ramos, 123RF.com
, the problem of writing a dump to an MD RAID or transferring larger kernel images ultimately proved unfixable. Further attempts with Netdump (Red Hat) or Diskdump [3] in 2002 and 2004 also had only moderate
89%
Finding cracks with Nmap, Portbunny, and Nessus
30.11.2025
Home »  Archive  »  2010  »  Issue 0: Active...  » 
Fotoflash, Fotolia.com
names as targets. Thus, you could launch a connection scan of ports 0 through 1023 in the lemon.com domain by entering nmap -sT -p 0-1023 www.lemon.com . To scan a whole network, enter the netmask
89%
DBaaS – How they make data scale
30.11.2025
Home »  Archive  »  2012  »  Issue 10: Traff...  » 
© Rungaroon TAWEEAPIRADEEMUNKONG, 123RF.com
I live near the South Downs, a beautiful part of England – all fields, chalk pits, cottages, country pubs – apart from the parts that are motorways, factories, and airports. But this isn't San
88%
Touring SUSE's new cloud product
30.11.2025
Home »  Archive  »  2011  »  Issue 6: Perfor...  » 
connection. SSH access is easy enough that normally you won't need to go without it. When a user generates a new key in the dashboard's Keys section (Figure 3), or uses the Import function to add a key, Open
88%
Overview of cloud platforms and appliances
30.11.2025
Home »  Archive  »  2010  »  Issue 2: Backup...  » 
Athiphan Chunmano, 123RF
of clicks. Provider Kamp doesn't advertise its Virtual Core product as a cloud and doesn't claim to offer cloud services [6]. Surprisingly, the Virtual Core Web GUI (Figure 4) is based on the Typo 3
87%
Touring the top Knoppix debugging and rescue tools
30.11.2025
Home »  Archive  »  2010  »  Issue 0: Active...  » 
Rafal Olechowski, 123RF.com
Knoppix is a Live system, it is designed to run from the DVD drive, which means you can use it to troubleshoot computers that won't boot normally because of mis-configuration or disk errors. Built-in NTFS
87%
Introduction to LVM
30.11.2025
Home »  Archive  »  2012  »  Issue 07: Xen v...  » 
© Dvarg, 123RF.com
(or SSDs, LVM doesn't mind which) of 100GB each. They are named /dev/sda and /dev/sdb. Three partitions exist on /dev/sda; the first of them, sda1, is used as the swap area and is just 5GB. The root
87%
Configuring XP Mode in Windows 7
30.11.2025
Home »  Archive  »  2011  »  Issue 3: Are yo...  » 
Iakov Kalinin, 123RF.com
can't use both modes at the same time. Controls are easy and intuitive. Click on the virtual XP window to use the keyboard in the normal way; in Windows 7 style, this doesn't capture the mouse focus ... 3
87%
Monitoring your cluster with a home-grown OCF agent
30.11.2025
Home »  Archive  »  2012  »  Issue 07: Xen v...  » 
© Aleksey Mnogosmyslov, 123RF.com
under normal circumstances. If not, a kill signal is issued via SIGTERM. If this command doesn't return a 0, it could mean that the kill command was unable to perform its task and that the daemon never ... Admins who want to leverage the powers of Pacemaker rely on OCF resource agents to monitor the cluster. If you don't have an agent for a specific application, try writing your own.
87%
Maatkit tools for database administrators
30.11.2025
Home »  Archive  »  2010  »  Issue 2: Backup...  » 
tiero, 123RF
with mk-query-digest. By default, the tool will use the slow query format, although it can also interpret normal logfiles and binary logs or – if you can't access the database server directly – evaluate

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