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Capsicum – Additional seasoning for FreeBSD

09.01.2013

Home » Archive » 2013 » Issue 18: New W... »

in a loop. Thus, the application can be switched to Capsicum capability mode with just two additional lines of program code: if (cap_enter() < 0) error("cap_enter: %s",pcap_strerror(errno)); The following

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High-availability workshop: GFS with DRBD and Pacemaker

30.11.2025

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

were delivered as part of the RHCS scope. Thus, up to RHCS 3.0, everything was fine if you wanted Pacemaker and GFS to cooperate. But Red Hat changed its policy in Red Hat Cluster Suite 3.1, deciding

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Managing the Build Environment with Environment Modules

06.11.2012

Home » HPC » Articles »

using the avail option: $ module avail -------------------------- /opt/Modules/modulefiles ----------------------------- atlas/3.10.0/gnu4/i5-2400S modules blacs/1.1/gnu4/mpich2

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IAM for midmarket companies

28.11.2022

Home » Archive » 2022 » Issue 72: OpenS... »

. Following the German KRITIS (critical infrastructure) revisions, the focus has also increasingly shifted to medium-sized companies, where working IAM has become practically mandatory. The topic of Industry 4.0

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Optimizing Hyper-V network settings

30.11.2025

Home » Archive » 2011 » Issue 6: Perfor... »

Version 3.0 of Hyper-V in Windows Server 8 offers several improvements in terms of networking that improve the system's performance. Examples include direct access by virtual machines to the network

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Real World AWS for Everyone

18.02.2018

Home » Archive » 2018 » Issue 43: Real... »

]. Create access key pairs for the required tenants/users. An AWS access key always has a key ID in the form of AKIAJ4 PMEXHFYUHIXG2A and a secret access key such as :/ONT0HapjmLw7xni 6FPscmvPZJ Sc75hUXAQI+N3

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What is an IOPS Really?

24.02.2022

Home » HPC » Articles »

MB p s or Peak IOPS is x . However, what does “IOPS” really mean and how is it defined? Typically, an IOP is an I/O operation, wherein data is either read or written to the filesystem

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The 10 best tricks for taming Ansible

04.04.2023

Home » Archive » 2023 » Issue 74: The F... »

the names of the system's network cards and, therefore, the counterpart to n7p1 on the workstation is ens7f0 – not that there are seven network cards in the computer. Coulda, woulda, shoulda. The reality

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Detecting malware with Yara

09.10.2017

Home » Archive » 2017 » Issue 41: Kuber... »

Lead Image © Mohamad Razi Bin Husin, 123RF.com

= "A pdf file that contains a bad link" 10 11 strings: 12 $pdf_magic = {68 47 77 22} 13 $s_anchor_tag = "0 and (#s

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Convert Linux shell commands into PowerShell cmdlets

07.04.2022

Home » Archive » 2022 » Issue 68: Autom... »

Shell version. This two-pronged approach is also reflected in the system requirements: To create a package based on Crescendo, you need PowerShell version 7.0, whereas the modules will run in Windows PowerShell 5

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