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13%
Graph database Neo4j discovers fake reviews on Amazon
04.08.2020
Home »  Archive  »  2020  »  Issue 58: Graph...  » 
Image by Gerd Altmann from Pixabay
with the official API or a scraper. Listing 1 reviews.yaml reviews: product1: - reviewer1 - reviewer2 - reviewer3 - reviewer7 product2: - reviewer1 - reviewer2
13%
Environment Modules Using Lmod
08.08.2018
Home »  HPC  »  Articles  » 
compiler (4.8, 5.4, 6.2, 7.3, and 8.1), the latest Intel compiler, the last three community versions of the PGI compilers, three versions of MPICH (3.2.1, 3.1.4, and 3.1), and three versions of Open MPI (2
13%
Best practices for KVM on NUMA servers
20.05.2014
Home »  Archive  »  2014  »  Issue 20: IPv6...  » 
Lead Image © Joe Belanger, 123RF.com
Viewing Server Topology 01 # numactl --hardware available: 8 nodes (0-7) node 0 cpus: 0 1 2 3 4 5 6 7 8 9 node 0 size: 16373 MB node 0 free: 15837 MB node 1 cpus: 10 11 12 13 14 15 16 17 18 19 node 1
13%
AWS Elastic Beanstalk
09.01.2013
Home »  Archive  »  2013  »  Issue 18: New W...  » 
Lead Image © Aleksandra Glustsenko, 123RF.com
was option 2 : 1) 32bit Amazon Linux running PHP 5.4 2) 64bit Amazon Linux running PHP 5.4 3) 32bit Amazon Linux running PHP 5.3 4) 64bit Amazon Linux running PHP 5.3 5) 32bit Amazon Linux
13%
Profiling Python Code
09.12.2019
Home »  HPC  »  Articles  » 
hints, is written in C as a Python extension and comes in the standard Python 3, which keeps the overhead low, so the profiler doesn’t affect the amount of time much. cProfile outputs a few stats about
13%
Warewulf 4
13.12.2022
Home »  HPC  »  Articles  » 
Some of the early articles I wrote for HPC ADMIN were about Warewulf 3, a cluster provisioning and management tool. The first article was published a little more than nine years ago. People seemed
13%
Using rsync for Backups
07.01.2014
Home »  Articles  » 
 
a great deal of power in a few lines: rm -rf backup.3 mv backup.2 backup.3 mv backup.1 backup.2 cp -al backup.0 backup.1 rsync -a --delete source_directory/ backup.0/ To better understand the script, I
13%
Turning machine state into a database
01.08.2019
Home »  Archive  »  2019  »  Issue 52: Stop...  » 
Lead Image © Lucy Baldwin, 123RF.com
by the Linux Foundation's recent announcement [2] of yet another open source foundation, this one tasked with steering the development of a really under-appreciated tool named osquery [3]. The announcement
13%
Monitoring HPC Systems
11.06.2014
Home »  Archive  »  2014  »  Issue 21: Manag...  » 
Lead Image © Alexander Rivosh, 123RF.com
so many options and opinions is not a bad thing, but you need to sort through the ideas to find something that works for you and your situation. In two further blog posts [3] [4], I wrote some simple
13%
Processor and Memory Metrics
12.02.2014
Home »  HPC  »  Articles  » 
) irq  (Linux, FreeBSD) softirq  (Linux) steal  (Linux ≥ 2.6.11) guest  (Linux ≥ 2.6.24) guest_nice  (Linux ≥ 3.2.0) The Python code for gathering CPU statistics isn’t too difficult: I

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