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20%
Beyond monitoring: Mathematical load simulation in Perl
30.11.2025
Home »  Archive  »  2011  »  Issue 6: Perfor...  » 
© kudryashka, 123RF.com
100 0.067 95 23 5 10 99 0.099 96 22 6 20 94 0.210 97 22 6 Unfortunately
20%
Finding Your Way Around a GPU-Accelerated Cloud Environment
30.05.2021
Home »  Archive  »  2021  »  Issue 63: Autom...  » 
Lead Image © Lucy Baldwin, 123RF.com
the following: $ gpustat -P [0] Tesla V100-SXM2-16GB | 37'C, 0 %, 24 / 300 W | 0 / 16160 MB | One GPU is present, running at a cool 37 Celsius and drawing 24W while doing absolutely nothing. To proceed further
20%
The fine art of allocating memory
30.11.2025
Home »  Archive  »  2012  »  Issue 10: Traff...  » 
presence provides the system with a last chance for a soft landing before more drastic action is taken. This month, I examine the darker side of the picture: Swap hits 100%, and hard out-of-memory errors
20%
MPI Apps with Singularity and Docker
18.03.2020
Home »  HPC  »  Articles  » 
.334626E-02       20  0.743993      0.744333      0.301099E-02       21  0.744667      0.744967      0.271109E-02       22  0.745261      0.745526      0.244257E-02       23  0.745787      0.746022      0
19%
Get the best out of your bandwidth with tc
30.11.2025
Home »  Archive  »  2012  »  Issue 10: Traff...  » 
© Russell Shively, 123RF.com
is as follows: tc filter add dev $DEV protocol ip parent 1:0 prio 100 u32 match ip $DIR 12.34.56.78 flowid 1:12 You'll be glad to know the filter's config is much simpler than the classes or the qdisc
19%
Endlessh and tc tarpits slow down attackers
02.02.2021
Home »  Archive  »  2021  »  Issue 61: Secur...  » 
Lead Image © Yewkeo, 123RF.com
, so you can continue. Listing 7 Starting sshd $ systemctl start sshd $ lsof -i :22 COMMAND PID USER FD TYPE DEVICE SIZE/OFF NODE NAME sshd 5122 root 3u IPv4 62113 0t0
19%
Open source customer relationship management software
05.02.2019
Home »  Archive  »  2019  »  Issue 49: Anato...  » 
Lead Image © Martina Berg, Fotolia.com
SalesAgility forked the SugarCRM project back in 2013, with a bold vision to deliver an enterprise-ready, 100 percent open source customer relationship management (CRM) system when the "commercial
19%
Measuring the performance of code
04.08.2020
Home »  Archive  »  2020  »  Issue 58: Graph...  » 
Lead Image © Lucy Baldwin, 123RF.com
(t) (sec):\t%5.2e ± %4.02f%%,\tloop body %5.2e\n", i, mean, 100.0*rsdev, mean/iterations); 67 } 68 69 return EXIT_SUCCESS; 70 } on the DigitalOcean droplet I have been using to write this column
19%
Read-only File Compression with SquashFS
14.06.2017
Home »  HPC  »  Articles  » 
 on /home/laytonjb/squashfs/20170502.sqsh, block size 131072. [================================================-] 2904/2904 100%   Exportable Squashfs 4.0 filesystem, gzip compressed, data block size 131072         compressed
19%
Read-only file compression with SquashFS
14.08.2017
Home »  Archive  »  2017  »  Issue 40: Lean...  » 
Lead Image © modella, 123RF.com
/laytonjb/squashfs/20170502.sqsh Parallel mksquashfs: Using 4 processors Creating 4.0 filesystem on /home/laytonjb/squashfs/20170502.sqsh, block size 131072. [================================================-] 2904/2904 100

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