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14%
Debugging the Linux kernel with the Qemu emulator
30.11.2025
Home »  Archive  »  2012  »  Issue 07: Xen v...  » 
© Daniela Mangiuca, 123RF.com
. The following command tells the system the hex address of the code segment and the two data segments: add-symbol-file path/hello.ko 0xd8817000 -s .data 0xd88170e0 -s .bss 0xd8817294 Now you can set a breakpoint
14%
Building Virtual Images with BoxGrinder and VMBuilder
07.01.2013
Home »  Articles  » 
 
     "swap": 13       size: 0.5 14   cpus: 1 15   memory: 1024 16 packages: 17   - @core 18   - @mysql 19   - acpid The only mandatory items are the name , the os/name , and os/version . If you specify rhel
14%
Creating and evaluating kernel crash dumps
31.10.2025
Home »  Archive  »  2012  »  Issue 11: Cloud...  » 
© Giuseppe Ramos, 123RF.com
Preparations for the Kernel Dump [root@rhel ~]# grep -i crash /proc/iomem 03000000-0affffff : Crash kernel [root@rhel ~]# grep crash /proc/cmdline ro root=/dev/mapper/VolGroup00-LogVol00 rd
14%
Using the MQTT IoT protocol for unusual but useful purposes
03.12.2015
Home »  Archive  »  2015  »  Issue 30: OpenD...  » 
Lead Image © Heiko Küverling, 123RF.com
and broker. QoS 0 is usually very reliable in LAN. QoS 0 is usually enough if telemetry data is transmitted. It's not so bad if the outside temperature published every minute fails now and then – it'll be sent
14%
Creating RAID systems with Raider
31.10.2025
Home »  Archive  »  2012  »  Issue 12: NAS S...  » 
©Slawomir Kruz, 123RF.com
If you are looking for more performance or more security, RAID storage is always a useful solution. Whereas the non-redundant RAID 0 speeds up data access, RAID 1 duplicates your data and therefore
14%
Safeguard and scale containers
05.12.2016
Home »  Archive  »  2016  »  Issue 36: Autom...  » 
Lead Image © cepixx, 123RF.com
), Kubernetes is written in Go and available under the Apache 2.0 license; the stable version when this issue was written was 1.3. Figure 1: Kubernetes comes
14%
Network monitoring with Icinga and Raspberry Pi
17.02.2015
Home »  Archive  »  2015  »  Issue 25: Safe...  » 
Lead Image © AndreaDanti, 123RF.com
service_description PING 11 check_command check_ping!100.0,20%!500.0,60% 12 } 13 define service{ 14 use generic-service ; Name of service template to use 15
14%
Finding Your Way Around a GPU-Accelerated Cloud Environment
30.05.2021
Home »  Archive  »  2021  »  Issue 63: Autom...  » 
Lead Image © Lucy Baldwin, 123RF.com
the following: $ gpustat -P [0] Tesla V100-SXM2-16GB | 37'C, 0 %, 24 / 300 W | 0 / 16160 MB | One GPU is present, running at a cool 37 Celsius and drawing 24W while doing absolutely nothing. To proceed further
14%
Server virtualization with Citrix XenServer
04.08.2011
Home »  CloudAge  »  Articles  » 
 
Server using, say, Nagios. The close link between Citrix and Microsoft is demonstrated by the availability of graphical management tools. Basic management tasks on the host system (Dom0) can be handled using
14%
Server virtualization with Citrix XenServer
30.11.2025
Home »  Archive  »  2010  »  Issue 2: Backup...  » 
Goss Vitalij, Fotolia
between Citrix and Microsoft is demonstrated by the availability of graphical management tools. Basic management tasks on the host system (Dom0 ) can be handled using the Curses-based xcconsole and the xe

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