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26%
Backups using rdiff-backup and rsnapshot
11.02.2016
Home »  Archive  »  2016  »  Issue 31: Tunin...  » 
Lead Image © Dmitry Pichugin, Fotolia.com
DestinationSizeChange 41943106 (40.0 MB) Another view of the file statistics lists which file effected the change: # gunzip -c /mnt/backup/rdiff-backup-data/file_statistics.\ 2015-03-15T10\:44\:06+01\:00.data.gz | awk '$2
26%
Exploring the Xeon Phi
05.11.2013
Home »  Articles  » 
known as Polaris. Polaris included 80 simple cores and achieved a performance of 19.4GFLOPS per watt with a total capacity of 400GFLOPS. Just for comparison’s sake: The then state-of-the-art Core 2 Quad
26%
Virtualization via Zones
30.11.2025
Home »  Archive  »  2010  »  Issue 0: Active...  » 
Pei Ling Hoo, 123RF.com
directories, sets up links, and copies files into the zone to create the new system's layout (Listings 2 and 3). The installation also creates the zone's chrooted directory /zones/web1 and sets the appropriate
26%
Building a HPC cluster with Warewulf 4
04.04.2023
Home »  Archive  »  2023  »  Issue 74: The F...  » 
Photo by Andrew Ly on Unsplash
x86_64 2.9.1-9.el8 baseos 393 k groff-base x86_64 1.22.3-18.el8 baseos 1.0 M hwloc-ohpc x86_64 2.7.0-3
26%
SSHFS for Shared Storage
15.09.2020
Home »  HPC  »  Articles  » 
or decryption of data. The ciphers supported in OpenSSH 7.3 are: 3des-cbc aes128-cbc aes192-cbc aes256-cbc aes128-ctr aes192-ctr aes256-ctr aes128-gcm@openssh.com aes256-gcm
26%
Warewulf 4 – Time and Resource Management
17.01.2023
Home »  HPC  »  Articles  » 
                   x86_64 2.9.1-9.el8                           baseos          393 k  groff-base                 x86_64 1.22.3-18.el8                         baseos          1.0 M  hwloc-ohpc                 x86_64 2.7.0-3
26%
Dynamic routing in Linux with Quagga
31.10.2025
Home »  Archive  »  2012  »  Issue 12: NAS S...  » 
© petrol, 123RF.com
doesn't handle the routing (that is still the domain of the underlying operating system kernel); however, it does provide a number of routing protocols – Routing Information Protocol (RIP) [3], RIPng [4
26%
Efficiently planning and expanding the capacities of a cloud
02.03.2018
Home »  Archive  »  2018  »  Issue 44: Cloud...  » 
Lead Image © digifuture, 123RF.com
. Better Scaling If you are planning a cloud, you will want to rely on a Layer 3 leaf-spine architecture from the start because of its scalability. This layout differs from the classic approach primarily
26%
Linux device mapper writecache
30.01.2020
Home »  Archive  »  2020  »  Issue 55: AWS L...  » 
Lead Image © lightwise, 123R.com
=1): err= 0: pid=1634: Mon Oct 14 22:18:59 2019 write: IOPS=118k, BW=463MiB/s (485MB/s)(10.0GiB/22123msec); 0 zone resets [ ... ] Run status group 0 (all jobs): WRITE: bw=463MiB/s (485MB/s), 463Mi
26%
Hardware suitable for cloud environments
30.11.2020
Home »  Archive  »  2020  »  Issue 60: Secur...  » 
Lead Image © Orlando Rosu, 123RF.com
to 400Gbps per port (Figure 2). In this way, you can build a typical spine-leaf architecture. Each rack acts as a separate Layer 2 domain, and the switches use internal (i)BGP and route the traffic between

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