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18%
Service discovery, monitoring, load balancing, and more with Consul
04.10.2018
Home »  Archive  »  2018  »  Issue 47: Findi...  » 
Lead Image © Ringizzz, 123RF.com
"data_dir": "/var/consul", 08 "datacenter": "Datacenter-A", 09 "disable_update_check": true, 10 "enable_script_checks": true, 11 "enable_syslog": true, 12 "encrypt": "xxxxxxxxxxxxxx
18%
Simple, small-scale Kubernetes distributions for the edge
03.04.2024
Home »  Archive  »  2024  »  Issue 80: Threa...  » 
Lead Image © grafner, 123RF.com
on machines with only one CPU core and 512MB of RAM; the minimalist K3s setup itself only uses 250MB. As one of the radical cost-cutting measures, K3s dispenses with the I/O-intensive etcd database
18%
Container Apps
02.10.2017
Home »  Articles  » 
 
can bring your own build infrastructure or use ours. When you install a snap for the first time, another small snap is also pulled down (at the time of writing, it’s around 85MB), known as the
18%
Managing Linux systems with Spacewalk
14.11.2013
Home »  Archive  »  2013  »  Issue 17: Cloud...  » 
Lead Image © NASA
(Session); 11 %EXPORT_TAGS = ( DEFAULT => [qw(&Session)] ); 12 13 sub Session { 14 open(IN, "/etc/sysconfig/spacewalk_api.conf") or die "Spacewalk API config not found: $!"; 15 $_ = ; 16 my ($server
18%
Nagios alerts implemented via VoIP
14.03.2013
Home »  Archive  »  2013  »  Issue 13: IPv6...  » 
© Zentilia, 123RF.com
=/opt/pjsua.conf 06 SOUNDFILE=/tmp/alert.wav 07 TEXT2WAVE=/usr/bin/text2wave 08 DURATION=20 09 NUMBER=01234567890 10 MESSAGE="Monitoring Alert" 11 12 # Setting a lock file 13 # We can't make more than one call 14
18%
What's your status (page)?
28.11.2023
Home »  Archive  »  2023  »  Issue 78: Domai...  » 
Lead Image © Tatiana Venkova, 123RF.com
image: monitoror/monitoror:${MTRRTAG:-latest} 05 ports: 06 - "38080:8080" 07 environment: 08 - "MO_CONFIG=/etc/config.json" 09 restart: unless-stopped 10 11 networks: 12 default
18%
The practical benefits of network namespaces
15.08.2016
Home »  Archive  »  2016  »  Issue 34: Softw...  » 
Lead Image © Morganimation, fotolia.com
it through a ping test. The routing table, as defined in line 12, is only present in the ns1 namespace. With /etc/netns/ns1, $ mkdir -pv /etc/netns/ns1 mkdir: created directory ?/etc/netns? mkdir: created
18%
Solving the security problems of encrypted DNS
25.03.2020
Home »  Archive  »  2020  »  Issue 56: Secur...  » 
Lead Image © Leo Blanchette, 123RF.com
) and only signs the data (integrity). Essentially, two keys are required per domain: one to sign the domain data (marked with code 256; typically 1024 bits) and a second to sign the keys (code 257; typically
18%
HDF5 with Python and Fortran
21.03.2017
Home »  HPC  »  Articles  » 
   # =================== 09   # 10  if __name__ == '__main__': 11  12      f = h5py.File("mytestfile.hdf5", "w") 13  14      dset = f.create_dataset("mydataset", (100,), dtype='i') 15     16      dset[...] = np.arange(100) 17
18%
SmartOS: Cool Cloud Platform Rises from the Ashes of Solaris
10.06.2014
Home »  Articles  » 
kernel 3.12, so that SmartOS at least installed without error messages, although it would hang if you tried to launch a KVM machine. Although you don’t have to worry about installation, you do need to set

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