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16%
Dispatches from the world of IT
30.11.2025
Home »  Archive  »  2012  »  Issue 10: Traff...  » 
 
XPS13 laptop: 13.3-inch screen with edge-to-edge glass (1366x768 resolution), i7 2GHz Intel Core2 Duo processor, 4GB of RAM, and 256GB SSD, all in a 0.88x12.56x9.3-inch device weighing 2.99 pounds
16%
A closer look at hard drives
18.07.2013
Home »  Archive  »  2013  »  Issue 15: What’...  » 
Lucy Baldwin, 123RF
D revision 1 10 Supported: 7 6 5 4 11 Configuration: 12 Logical max current 13 cylinders 16383 16383 14 heads 16 16 15
16%
Profiling Python code
30.01.2020
Home »  Archive  »  2020  »  Issue 55: AWS L...  » 
Lead Image ©-Yong Hian Lim, Fotolia.com
[k,i] = force[k,i] - rij[k] * np.sin(2.0 * d2) / d 256| 0| 0| 0| 0.00%| # end for 257| 0| 0| 0| 0.00%| # end if 258
15%
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
15%
Fundamentals of I/O benchmarking
11.04.2016
Home »  Archive  »  2016  »  Issue 32: Measu...  » 
Lead Image © Kheng Ho Toh, 123RF.com
/s wMB/s avgrq-sz ... sdb 0.00 28.00 1.00 259.00 0.00 119.29 939.69 ... Parallelism Multiple computers can access enterprise storage, and multiple threads can access
15%
Tuning I/O Patterns in C
31.07.2013
Home »  HPC  »  Articles  » 
Code Example 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
15%
Tuning I/O Patterns in Fortran 90
04.12.2013
Home »  HPC  »  Articles  » 
,096 and 8,000 bytes of data (16 bytes x 256 elements and 16 bytes x 500 elements), respectively. The extra 4 bytes at the beginning and end of the record make 4,104 bytes for the 256-element example and 8
15%
Server virtualization with Citrix XenServer
30.11.2025
Home »  Archive  »  2010  »  Issue 2: Backup...  » 
Goss Vitalij, Fotolia
processor cores. Depending on the functional scope, the prices are between US$ 1,000 and US$ 5,000, including 12 months of free upgrades, news, and information. For server virtualization newcomers, Citrix
15%
Getting started with I/O profiling
30.11.2025
Home »  Archive  »  2012  »  Issue 08: FreeNAS  » 
© Photosani, Fotolia.com
InfiniBand for the compute node storage traffic or will GigE or 10GigE be sufficient? Should I use 15,000rpm drives or 7,200rpm drives? Do I need SSDs (solid state drives)? Which filesystem should I use
15%
Process, Network, and Disk Metrics
26.02.2014
Home »  HPC  »  Articles  » 
 of time writing:          0 ms sdd1 :    Number of reads:  1,544       Number of bytes: 77.75 M     Read Rate: 0.00 B/s       Amount of time reading:     12,477 ms    Number of writes: 18,263      Number of bytes: 148.16 M

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