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10%
Nine home clouds compared
05.12.2014
Home »  Archive  »  2014  »  Issue 24: Visua...  » 
Lead Image © inertia@intuitivmedia.net
://www.github.com/hbons/SparkleShare – Current version (as of October 2014) 7.0.2 (Community) 1.0.25 1.1 5.20141013   2.2 5.2.3 3.1.7 1.4 7.0 Release date August
10%
Cloud security with AWS GuardDuty
04.08.2020
Home »  Archive  »  2020  »  Issue 58: Graph...  » 
Lead Image © Amy Walters, 123RF.com
grants permissions to enable GuardDuty. If some instances expose ports like 22 or 3389 to the world (0.0.0.0/0), you should soon see some findings of malicious IPs trying to get into your systems
10%
SSHFS for Shared Storage
15.09.2020
Home »  HPC  »  Articles  » 
need SSH active on both systems. Almost all firewalls are set up to allow port 22 access or have mapped port 22 to a different port that can accommodate SSHFS. All the other ports can be blocked
10%
Automated OpenStack instance configuration with cloud-init and metadata service
05.02.2019
Home »  Archive  »  2019  »  Issue 49: Anato...  » 
Lead Image © jeka81, 123RF.com
: $ curl http://169.254.169.254/openstack 2012-08-10 2013-04-04 2013-10-17 2015-10-15 2016-06-30 2016-10-06 2017-02-22 To retrieve a list of supported versions for the EC2-compatible metadata API, enter
10%
Setting up HTTP/2 for Nginx
25.03.2021
Home »  Archive  »  2021  »  Issue 62: Lean...  » 
Photo by Ludomil Sawicki on Unsplash
/var/www/html; 18 19 # Required for server push: 20 location /css/ { 21 expires 3h; 22 } 23 24 location /js/ { 25 expires 3h; 26 } 27 28 location /index-2.html { 29
10%
DiffServ service classes for network QoS
04.08.2020
Home »  Archive  »  2020  »  Issue 58: Graph...  » 
Lead Image © Elgris, Fotolia.com
for each class, and the recommended values (decimal and binary) of AF codepoints. Table 1 Assured Forwarding Codepoints Priority Level Class 1 Class 2 Class 3 Class
10%
Small Tools for Managing HPC
18.10.2017
Home »  HPC  »  Articles  » 
a000)         libpgc.so => /opt/pgi/linux86-64/16.10/lib/libpgc.so (0x00007f5bc4fc2000)         librt.so.1 => /lib64/librt.so.1 (0x00007f5bc4dba000)         libm.so.6 => /lib64/libm.so.6 (0x00007f5bc4
10%
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
10%
Live migration of virtual machines with KVM
13.06.2016
Home »  Archive  »  2016  »  Issue 33: IPv6...  » 
Lead Image © SV-Luma, 123RF.com
(e.g., iSCSI, Fibre Channel), or you can stick with NFS. For example, NetApp Clustered ONTAP also offers support for pNFS, which newer Linux distributions such as Red Hat Enterprise Linux or CentOS  6
10%
Getting a free TLS certificate from Let's Encrypt
13.06.2016
Home »  Archive  »  2016  »  Issue 33: IPv6...  » 
Lead Image © Stuart Miles, 123RF.com
information [2]. You can use Let's Encrypt for any website regardless of the web server. For my home-grown sites, I use one ESXI VMware server and deploy pre-installed virtual machines using TurnKey Linux [3

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