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10%
Visualizing time series data
21.08.2014
Home »  Archive  »  2014  »  Issue 22: OpenS...  » 
Lead Image © Maxim Kazmin, 123RF.com
_port = 2003; 10 11 # create Socket 12 my $socket = IO::Socket::INET -> new(PeerAddr => $remote_host, 13 PeerPort => $remote_port, 14 Proto => "tcp", 15 Type => SOCK_STREAM) 16 or die "Couldn
10%
Measuring the performance of code
04.08.2020
Home »  Archive  »  2020  »  Issue 58: Graph...  » 
Lead Image © Lucy Baldwin, 123RF.com
, repeating the measurement 100,000 times leads to an approximate time measurement of 6ns for the round n Figure 4: Bench testing round() in C: 6.23ns fast
10%
Network performance in-terminal graphics  tools
07.06.2019
Home »  Archive  »  2019  »  Issue 51: Self-...  » 
Lead Image © Lucy Baldwin, 123RF.com
estimates for the remainder of the current month, if asked – try invoking the command with no options to see an example. One more interesting twist is provided by its companion tool vnstati [6]. The command
10%
Using the Expect scripting environment
30.11.2025
Home »  Archive  »  2011  »  Issue 5: Pen Te...  » 
© Ivan Mikhaylov, 123RF.com
is also the Expect timeout period). Listing 6 loop (Part 1) 01 #!/usr/bin/expect 02 03 set cmd [lindex $argv 0] 04 if {"$cmd" == ""} { 05 send "Usage: loop command \[refresh\]\n" 06
10%
Finding Memory Bottlenecks with Stream
25.09.2013
Home »  HPC  »  Articles  » 
) 8 (4) 7.2 0.9 Nehalem-EP (2009) 8 (4) 32 4 Westmere-EP (2010) 12 (6) 42 3.5 Westmere-EP (2010) 8 (4) 42
10%
Getting started with I/O profiling
30.11.2025
Home »  Archive  »  2012  »  Issue 08: FreeNAS  » 
© Photosani, Fotolia.com
of read requests issued to the device per second. w/s : Number of write requests issued to the device per second. rMB/s : Number of megabytes read from the device per second. wMB/s : Number
10%
AMD Selected for Extreme-Scale Computing Research
19.07.2012
Home »  HPC  »  News  » 
 
AMD announced that it has been selected to receive US$ 12.6 million for two research projects associated with the US Department of Energy’s (DOE) Extreme-Scale Computing Research and Development
10%
Parallel and Encrypted Compression
09.12.2021
Home »  HPC  »  Articles  » 
of threads, use: $ plzip -v -9 -n 32 package-list.txt   package-list.txt:  2.640:1, 37.88% ratio, 62.12% saved, 11626 in, 4404 out. The -n 32  option tells plzip  to use 32 threads to perform the compression
10%
Programming with OpenMP
07.11.2011
Home »  HPC  »  Articles  » 
     #pragma omp parallel for shared (sum) private (i) 12     for ( i=0; i < 1000000; i++) { 13         #pragma omp critical (sum_total) 14         sum = sum + a[i]; 15     } 16     printf("sum=%lf\n",sum); 17
10%
Have a Bash with the Zing network utility
25.09.2023
Home »  Archive  »  2023  »  Issue 77: Secur...  » 
Photo by Micah Tindell on Unsplash
-op 2 -p 80,443 nist.gov ZING: 129.6.13.49 / nist.gov / disasterhub.nist.gov on 80 is: Active. Continue. Port: 80: op 1.1. nist.gov [129.6.13.49] Time: 103 ms. Port: 80: op 1.2. nist.gov [129.6

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