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25%
Assigning Privileges with sudo and PolicyKit
22.01.2013
Home »  Articles  » 
 
The sudo tools runs commands with a different user’s account. For apt-get upgrade , this would be the all-powerful root . Which users are allowed to use sudo with what programs is defined in the /etc
25%
PowerDNS: The Other Open Source Name Server
24.06.2013
Home »  Articles  » 
naming system that allows you to map what would be IP addresses to much more humanly digestible addresses. Thankfully, you no longer live in the early days of the Arpanet (precursor to today’s Internet
25%
Log Management
10.10.2022
Home »  HPC  »  Articles  » 
 rsyslog . For my Ubuntu 20.04 system, that directory looks like Listing 3. Listing 3 /etc/logrotate.d $ ls -s total 60 4 alternatives  4 apport   4 apt  4 bootlog  4 btmp      4 cups-daemon 4 dpkg          4
25%
Shared Storage with NFS and SSHFS
04.10.2018
Home »  Archive  »  2018  »  Issue 47: Findi...  » 
Lead Image © Oleksiy Mark, 123RF.com
an alternative that has more security. SSHFS Filesystem in Userspace (FUSE) [3] offer several attractive features. Such filesystems are easy to code because they are in user space (have you tried getting
25%
New container solutions for Linux
11.02.2016
Home »  Archive  »  2016  »  Issue 31: Tunin...  » 
Lead Image © Scott Griessel, 123RF.com
is mainly used in the style of platform as a service (PaaS), wherein prefabricated containers with preinstalled software are deployed (i.e., the software developer offers an appropriate container
25%
Monitor and optimize Fibre Channel SAN performance
30.01.2020
Home »  Archive  »  2020  »  Issue 55: AWS L...  » 
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other over one or more Inter-Switch Link (ISL) connections connected in parallel. With this FC transport layer method – service class 3 (connectionless without acknowledgement) optimized for mass storage
25%
Samba pitfalls in daily operation
01.08.2019
Home »  Archive  »  2019  »  Issue 52: Stop...  » 
Lead Image © lightwise, 123RF.com
_options) File "/usr/lib/python2.7/dist-packages/samba/drs_utils.py", line 87, in sendDsReplicaSync raise drsException("DsReplicaSync failed %s" % estr) No matter from which of the two domain
25%
Six storage drivers for Kubernetes
27.09.2024
Home »  Archive  »  2024  »  Issue 83: Storage  » 
Lead Image © webreporter, photocase.com
-node setups. Both MicroK8s and K3s use Hostpath in the basic installation. Hostpath can do little more than create and delete file-based PVs. Also, the driver cannot control or limit the memory quota. Nothing
25%
Securing email communication with GnuPG
07.10.2025
Home »  Archive  »  2025  »  Issue 89: Autom...  » 
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for different security requirements: GnuPG Desktop [3] and Gpg4win [4] are user-friendly desktop versions. GnuPG VS-Desktop [5] is available for particularly secure use in government agencies and companies
25%
pdsh Parallel Shell
08.07.2018
Home »  HPC  »  Articles  » 
using GNU’s autoconfigure before: ./configure --with-ssh --without-rsh make make install These three lines put the binaries into /usr/local/ , which is fine for testing purposes. For production work, I

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