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39%
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
39%
Predicting Drive Doom
20.10.2013
Home »  HPC  »  Articles  » 
types for correlations between failure and S.M.A.R.T. values. The disks were a combination of consumer-grade drives (SATA and PATA) with speeds from 5,400rpm to 7,200rpm and drives with capacities ranging
39%
Creating RAID systems with Raider
31.10.2025
Home »  Archive  »  2012  »  Issue 12: NAS S...  » 
©Slawomir Kruz, 123RF.com
. With RAID 1 and hard disks of 320GB, the whole operation takes one and a half hours (Figure 3). You can view the logfile at any time with the raiderl command. Raider writes the current RAID configuration
39%
SDS configuration and performance
13.02.2017
Home »  Archive  »  2017  »  Issue 37: Distr...  » 
Lead Image © Jakub Jirsak, 123RF.com
unknown [3]. In this article, I analyze the three systems and compare the read and write speeds in the test network in a benchmark. Speed may be key for filesystems, but a number of other features
39%
What's your status (page)?
28.11.2023
Home »  Archive  »  2023  »  Issue 78: Domai...  » 
Lead Image © Tatiana Venkova, 123RF.com
.json files (Listings 1 and 2) [2] to launch a Monitoror stack and supply its configuration, respectively. Listing 1 monitoror_stack.yml 01 version: '3.5' 02 services: 03 monitoror: 04
39%
The SDFS deduplicating filesystem
03.12.2015
Home »  Archive  »  2015  »  Issue 30: OpenD...  » 
Lead Image © maridav, 123RF.com
: mkfs.sdfs --volume-name=pool3 --volume-capacity=400GB \ --chunk-store-local false --cluster-block-replicas=3 If a DSE fails, the others step in to take its place. However, this replication has
39%
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
39%
I/O benchmarks with Fio
30.11.2025
Home »  Archive  »  2011  »  Issue 5: Pen Te...  » 
© Kheng Ho Toh, 123RF.com
SUSE 11.3, the benchmark repository offers an up-to-date package [1]. Fio is also included with Fedora. The source code from the tarball or Git repository can be compiled with a simple make, assuming you
38%
Let the hardware do the heavy lifting
09.06.2018
Home »  Archive  »  2018  »  Issue 45: Autom...  » 
Photo by Victor Freitas on Unsplash
into dedicated hardware. This trend will only exacerbate with the arrival of 200/400-gigabit Ethernet (GbE) in 2019, and 800GbE shortly after that; hence, the window for CPU offload will remain open
38%
DNS filtering with authentication
30.11.2020
Home »  Archive  »  2020  »  Issue 60: Secur...  » 
Photo by Nathan Dumlao on Unsplash
to the developers, 768MB of RAM and 4GB of free disk space are all it takes; moreover, UDP/53, TCP/80, and TCP/  443 ports are required. Starting NxFilter is unproblematic on popular operating system platforms

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