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18%
Kafka: Scaling producers and consumers
25.03.2021
Home »  Archive  »  2021  »  Issue 62: Lean...  » 
Photo by Patrick Schneider on Unsplash
unexpected effects on performance. It pays to be extra patient – and scientific – about combinations of different parameters. Remember, you should be continually going back to understanding the root bottleneck
18%
Command-line tools for the HPC administrator
22.12.2017
Home »  Archive  »  2017  »  Issue 42: Secur...  » 
Lead Image © Vasyl Nesterov, 123RF.com
will locate any file that ends in .dat.2. If I truly get desperate to find a file, I can go to the root directory (/) and run the same find command. The second way I run find is to use its output as input
18%
Open source mail archiving software compared
09.08.2015
Home »  Archive  »  2015  »  Issue 28: SSD RAID  » 
Lead Image © Alexander Dedrin, 123RF.com
administrative changes. In our lab, this only worked after I created an empty server.conf file in the /usr/local/mailarchiva/server/webapps/ROOT/WEB-INF/conf path. Next, create an encryption password
18%
Tuning SSD RAID for optimal performance
09.08.2015
Home »  Archive  »  2015  »  Issue 28: SSD RAID  » 
Lead Image © ELEN, Fotolia.com
is used (for the sda device) in this case. Working as root, you can set the scheduler to deadline scheduler like this: echo deadline > /sys/block/sda/queue/scheduler For details of permanently changing
18%
Open Source Security Information and Event Management system
20.05.2014
Home »  Archive  »  2014  »  Issue 20: IPv6...  » 
Lead Image © Yoichi Shimizu, 123RF.com
an administrator account. Configuration from the Console Accessing OSSIM from the console is easy by logging in with the root login and password you specified during the install. If you prefer, you can use
18%
Kubernetes k3s lightweight distro
25.03.2020
Home »  Archive  »  2020  »  Issue 56: Secur...  » 
Lead Image Photo by Josh Rakower on Unsplash
pipe and sh section back at the end of the command or type: chmod +x install-script.sh ./install-script.sh You will need to be root for the correct execution permissions. The trailing dash after
18%
Minifying container images with DockerSlim
04.08.2020
Home »  Archive  »  2020  »  Issue 58: Graph...  » 
Lead Image © Maggie Molloy, 123RF.com
and then saving it locally to a file called "Dockerfile." From within the same directory as the downloaded Dockerfile (as root user, and not a less-privileged user, out of laziness mostly), the next command should
18%
Getting started with the Apache Cassandra database
06.10.2019
Home »  Archive  »  2019  »  Issue 53: Secur...  » 
Photo by Almos Bechtold on Unsplash
as root and test your setup with a non-privileged user ID by typing: curl http://localhost:2375/version Working as this user, create a cassandra subdirectory for the cluster configuration somewhere below
18%
Troubleshooting and analyzing VoIP networks
06.10.2019
Home »  Archive  »  2019  »  Issue 53: Secur...  » 
Lead Image © Ioannis Kounadeas, Fotolia.com
percent can be bridged without the receiver being aware of it. A VoIP analyzer displays the number of lost packets and visualizes them in real time. A precise root cause analysis based on the recorded Vo
18%
Supporting WebRTC in the enterprise
09.06.2018
Home »  Archive  »  2018  »  Issue 45: Autom...  » 
Lead Image © pat138241, 123RF.com
. Any proxy that inspects secure content will rely on a self-signed certificate to re-encrypt the content, and WSS signaling channels fail to connect if the browser can't establish a root certificate

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