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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
13%
Sharing Data with SSHFS
23.04.2014
Home »  HPC  »  Articles  » 
.5 FUSE library version: 2.8.3 fusermount version: 2.8.3 using FUSE kernel interface version 7.12 to make sure everything is installed correctly. Testing SSHFS with Linux Now that SSHFS is installed
13%
Red Hat PaaS hyperconverged storage
22.12.2017
Home »  Archive  »  2017  »  Issue 42: Secur...  » 
Lead Image © Oleksandr Omelchenko, 123RF.com
with Gluster containers … Figure 2: … or an external storage cluster, in which the individual Gluster nodes run [3]. A new service in Gluster 3.1.3
13%
Understanding Layer 2 switch port security
22.12.2017
Home »  Archive  »  2017  »  Issue 42: Secur...  » 
Lead Image © Taffi, Fotolia.com
records are flushed. 3. The system halts. Hackers may hope to see results 1 and 2, because the resumption of broadcasts gives the intruder a chance to capture sensitive information. You can check

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