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14%
I/O benchmarks with Fio
30.11.2025
Home »  Archive  »  2011  »  Issue 5: Pen Te...  » 
© Kheng Ho Toh, 123RF.com
creates a 256MB file in the current directory along with process for the job. This process reads complete file content in random order. Fio records the areas that have already been read and reads each area
14%
Digital asset management
05.12.2014
Home »  Archive  »  2014  »  Issue 24: Visua...  » 
Lead Image © Claudia, Fotolia.com
Alchemy [5]. Phraseanet [1] has been available for download since 2010 under the GPLv3 via GitHub. We installed version 3.8. Before installing, admins should take a look at the documentation [6] to prepare
14%
Magnum: Exploring OpenStack's Container API
08.10.2015
Home »  Archive  »  2015  »  Issue 29: Rescu...  » 
Lead Image © Ulrich M ller, 123RF.com
was possible in principle, but this solution was not as clean as developing a separate interface. This need for a container interface is precisely the gap that Magnum [6] [7] sets out to fill. As a new Open
14%
DNS filtering with authentication
30.11.2020
Home »  Archive  »  2020  »  Issue 60: Secur...  » 
Photo by Nathan Dumlao on Unsplash
to 400 days. The DNS filter generates daily, weekly, and monthly reports at the user level. Some of the prepared logs can be viewed in the dashboard; specifically, the blocking logs for the past 12 hours
14%
The state of open source groupware
09.08.2015
Home »  Archive  »  2015  »  Issue 28: SSD RAID  » 
Lead Image © Andrey Bayda, 123RF.com
elements of the X.400 basis inherited from HP OpenMail that prevent the source code from being disclosed. The original plans to put the core under an open source license with Scalix 12 were unenforceable
14%
Predicting Drive Doom
20.10.2013
Home »  HPC  »  Articles  » 
. The output for the Samsung SSD is: [root@home4 ~]# smartctl -i /dev/sdb smartctl 5.43 2012-06-30 r3573 [x86_64-linux-2.6.32-358.18.1.el6.x86_64] (local build) Copyright (C) 2002-12 by Bruce Allen, http
14%
S.M.A.R.T., smartmontools, and drive monitoring
09.01.2013
Home »  Archive  »  2013  »  Issue 18: New W...  » 
Lead Image © _fla, 123RF.com
. Listing 1 Samsung SSD Inquiry [root@home4 ~]# smartctl -i /dev/sdb smartctl 5.43 2012-06-30 r3573 [x86_64-linux-2.6.32-358.18.1.el6.x86_64] (local build) Copyright (C) 2002-12 by Bruce Allen, http
14%
Finding the fastest SD cards for the Raspberry Pi
03.08.2023
Home »  Archive  »  2023  »  Issue 76: Energ...  » 
Lead Image © Lucy Baldwin, 123RF.com
on single-board computers (SBCs) [4]. Jeff moved on from the practice a few years back, so I thought it might be fun to run my own tests in 2023. The testing platform is the all-in-one Raspberry Pi 400
14%
Pushing Raspberry Pi storage to its limit
04.12.2024
Home »  Archive  »  2024  »  Issue 84: Non-R...  » 
Lead Image © Lucy Baldwin, 123RF.com
capable of read speeds up to 4,900MBps (and up to 3,700MBps write speed), with total capacity of 512GB [6] (about $70). The unit is rated at a staggering 400K read and 900K write I/O operations per second
13%
Tuning I/O Patterns in Python
18.12.2013
Home »  HPC  »  Articles  » 
(One-by-One) 1 #include 2 3 /* Our structure */ 4 struct rec 5 { 6 int x,y,z; 7 float value; 8 }; 9 10 int main() 11 { 12 int counter; 13 struct rec my_record; 14 int counter_limit; 15

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