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Debugging the Linux kernel with the Qemu emulator

30.11.2025

Home » Archive » 2012 » Issue 07: Xen v... »

. 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

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Tuning I/O Patterns in Python

18.12.2013

Home » HPC » Articles »

__ == "__main__": 12 13 local_dict = {'x':0, 'y':0, 'z':0,'value':0.0}; 14 my_record = []; # define list 15 16 counter_limit = 2000; 17 18 f = open('test.bin', 'r+') 19 for counter in range(1,counter

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Production-ready mini-Kubernetes installations

27.09.2024

Home » Archive » 2024 » Issue 83: Storage »

Lead Image © Goran Bogicevic, Fotolia.com

virtual instance for development and test purposes on which to carry out the work. Again, Ubuntu 22.04 is a good choice. The steps are quickly completed: Use curl to download the k0s binary, which you

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Hunt down vulnerabilities with the Metasploit pen-testing tool

28.11.2021

Home » Archive » 2021 » Issue 66: Inci... »

://nmap.org ) at 2021-07-25 22:05 CEST Nmap scan report for metasploitable (192.168.122.236) Host is up (0.095s latency). Not shown: 65506 closed ports PORT STATE SERVICE 21/tcp open ftp 22/tcp open ssh 23

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Server virtualization with Citrix XenServer

04.08.2011

Home » CloudAge » Articles »

{ 22 System.out.println("Expected arguments: [nfs server] [nfs path]"); 23 return; 24 } 25 26 Server server = new Server(args[0], args[1

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Server virtualization with Citrix XenServer

30.11.2025

Home » Archive » 2010 » Issue 2: Backup... »

processor cores. Depending on the functional scope, the prices are between US$ 1,000 and US$ 5,000, including 12 months of free upgrades, news, and information. For server virtualization newcomers, Citrix

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A Btrfs field test and workshop

31.10.2025

Home » Archive » 2012 » Issue 11: Cloud... »

, you can use the current package from Debian Sid [4], which is available there as version 0.19+20120328. After meeting these preconditions, you can start with a fresh Ubuntu 12.04 LTS server default

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Configuring the JBoss application server

30.11.2025

Home » Archive » 2011 » Issue 4: Secure... »

procedure took (Listing 2). Listing 2 Startup Status 01 19:58:19,965 INFO [ServerImpl] JBoss (Microcontainer) [5.1.0.GA (build:SVNTag=JBoss_5_1_0_GA date=200905221634)] Started in 54s:991ms

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Network performance in-terminal graphics tools

07.06.2019

Home » Archive » 2019 » Issue 51: Self-... »

$ ethstats -c1 eth0: 0.03 Mb/s In 0.14 Mb/s Out - 51.4 p/s In 38.8 p/s Out requests a single sample and shows a somewhat idle system. Grand Finale With a nearly inexhaustible supply

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Verifying your configuration

05.02.2023

Home » Archive » 2023 » Issue 73: Datab... »

: lt: 90 port: tcp:22: listening: true ip: - 0.0.0.0 tcp6:22: listening: true ip: - '::' user: sshd: exists: true package: docker-ce: installed: true service

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