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16%
Energy efficiency in the data center
03.08.2023
Home »  Archive  »  2023  »  Issue 76: Energ...  » 
Photo by Ussama Azam on Unsplash
supplied to the devices – is a common method for calculating the cost of an infrastructure. With a theoretical PUE value of 1.0, the components would receive 100 percent of the energy used in the data center
16%
Live migration of virtual machines
09.01.2013
Home »  Archive  »  2013  »  Issue 18: New W...  » 
Lead Image © Michael Edward, 123RF.com
are the following lines in /etc/libvirt/libvirtd.conf: listen_tls = 0 listen_tcp = 1 auth_tcp = "none" The configuration shown does not use any kind of authentication between cluster nodes, so you should exercise
16%
Clustering with the Nutanix Community Edition
03.02.2022
Home »  Archive  »  2022  »  Issue 67: syst...  » 
Photo by Beau Runsten on Unsplash
the CVM and the hypervisor. The 192.168.5.0 network is used for this purpose. The hypervisor always has the IP address 192.168.5.1 and the CVM the IP address 192.168.5.2, which means the installation
16%
Test your containers with the Docker Desktop one-node cluster
25.09.2023
Home »  Archive  »  2023  »  Issue 77: Secur...  » 
Photo by Alex Kondratiev on Unsplash
14 if __name__ == '__main__': 15 app.run(host="0.0.0.0", port=5000) Listing 4 my-app/webapp/Dockerfile 01 FROM python:3.11 02 WORKDIR /app 03 COPY . . 04 RUN pip install Flask
16%
Building an HPC Cluster
16.06.2015
Home »  HPC  »  Articles  » 
’s IP address. Roughly, it should look something like Listing 1. The IP address of the master node is 10.1.0.250. Be sure to check that the compute nodes can ping this address. Also be sure that ntp
16%
How to query sensors for helpful metrics
22.05.2023
Home »  Archive  »  2023  »  Issue 75: Teamwork  » 
Photo by patricia serna on Unsplash
--name flux18 --volume /var/pods/flux18/etc:/etc/influxdb:Z --volume /var/pods/flux18/data:/var/lib/influxdb:Z --net pub_net --ip 192.168.2.81 --mac-address 52:54:C0:A8
16%
Keeping Docker containers safe
13.02.2017
Home »  Archive  »  2017  »  Issue 37: Distr...  » 
Lead Image © Irina Tischenko, 123RF.com
filesystem, a CD-ROM drive in Linux is usually a file called /dev/cdrom (actually, it's a symlink to /dev/sr0 for a SCSI drive), which streams data from your hardware to the system. For security reasons, when
16%
Capsicum – Additional seasoning for FreeBSD
09.01.2013
Home »  Archive  »  2013  »  Issue 18: New W...  » 
in a loop. Thus, the application can be switched to Capsicum capability mode with just two additional lines of program code: if (cap_enter() < 0) error("cap_enter: %s",pcap_strerror(errno)); The following
16%
VM and cloud management with openQRM
03.12.2015
Home »  Archive  »  2015  »  Issue 30: OpenD...  » 
Lead Image © Jason Murillo, 123RF.com
openQRM to use (this is typically eth0). Then, openQRM creates the required MySQL database; the root password you defined for MySQL is needed during the install. Finally, you need to upload a valid
16%
PC over IP
03.09.2013
Home »  Articles  » 
 
and easily with the ping scan method (-sP ; Listing 1). Listing 1: IP Address Discovery with Nmap $ nmap -sP 192.168.0.0/24 | grep pcoip Nmap scan report for pcoip-portal-008064862335(192.168.0.190) Nmap

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